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Chapter 2&3 Study Guide, CH. 3 Test, CH.2 Test, CH. 1 Test, Chapter 1 Textbook Quiz, Quiz Submissions - HW2 Chap 2, Review Ch1, Networking exam https://quizlet.com/_elruneÐ (|x<\ YμX0 1. A network's physical topology describes how sig- nals travel electronically. False 2. The two types of meshed topologies are partially meshed and wholly meshed. False 3. In a a partially meshed topology network at least two machines have redundant connections True 4. The most common type of cabling used in networks today consist of fiber optic cables. False 5. Unshielded twisted pair(UTP) category(CAT) ratings are officially rated in megahertz(MHz) indicating the highest frequency the cable can handle True 6. Most new cabling installations use category (CAT 3) unshielded twisted pair (UTP) cable False 7. Fiber-optic cable is attractive for use in high electro- magnetic interference (EMI) areas True 8. Almost all network technologies that use fiber optic cable require pairs of fibers True 9. All network technologies break data transmitted be- tween computers into smaller pieces called frames True 10. The preamble is added by the sending network in- terface card(NIC) True 11. Ethernet identifies the NICs on a network using spe- cial 48-bit (6 byte) binary addresses known as MAC addresses True 12. An ethernet frame may carry one of several types of data True 13. False 1 / 36

Chapter 2&3 Study Guide, CH. 3 Test, CH.2 Test, CH. 1 Test, Chapter 1 Textbook Quiz, Quiz Submissions - HW2 Chap 2, Review Ch1, Networking exam https://quizlet.com/_elruneÐ (|x<\ YμX0 The ethernet frame type field tells you if the frame carries higher level data such as an email message or Web page 14. A repeater also functioned as an amplifier False 15. When a collision occurs on an Ethernet network the cable is reserved for the nodes whose data collided until they have finished re transmitting False 16. Which first generation network topology used a sin- gle cable that connected all the computers in a line bus 17. Which first generation network topology provided fault tolerance star 18. What statement describes the advantages of fault tolerance If one cable break all of the other com- puters can still com- municate 19. What is the meaning of the term capacitance How long it takes a wire to get a full charge 20. Which type of cable is described as a central con- ductor wire that is surrounded by insulating materi- als and placed inside a braided metal shield coaxial 21. UTP category ratings are based on what criteria the highest frequen- cy the cable can handle 22. Which term refers to a relative measure of the resis- tance or more precisely characteristics Impedance on a cable? Ohm rating 23. Which cable type suffers from electromagnetic in- terference (EMI) Unshielded Twisted Pair (UTP) 2 / 36

Chapter 2&3 Study Guide, CH. 3 Test, CH.2 Test, CH. 1 Test, Chapter 1 Textbook Quiz, Quiz Submissions - HW2 Chap 2, Review Ch1, Networking exam https://quizlet.com/_elruneÐ (|x<\ YμX0 24. What is the minimum category rating of UTP cabling you would need for a network that runs at 1000 Mbps CAT 5e 25. Which category (CAT) of UTP cabling is the fastest? Cat 6 26. Cat ratings are officially rated in (blank) indicating the highest frequency the cable can handle. megahertz(MHz) 27. What is the only important measure of coax ca- bling? Ohm rating 28. Which connector is currently used in wired net- works? 8P8C 29. In response to the demand for two pair cabling, manufactures often connect two fibers together to create (blank) fiber optic cabling. duplex 30. Which type of cable works best for long distance transmissions fiber optic 31. What distance can a signal travel on fiber optic cable? Tens of kilometers 32. A (blank) cable that uses LEDs is known as mulTi- mode fiber (MMF) fiber optic 33. Almost all multi mode fiber cables transmit (blank) wavelengths. 850 nm 34. Which fire cable rating has no significant fire pro- tection? Cable with a polyvinyl chloride (PVC) rating 35. To reduce fire hazards most city ordinances require the use of (blank) cable for network installations. Plenum 36. Plenum 3 / 36

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Chapter 2&3 Study Guide, CH. 3 Test, CH.2 Test, CH. 1 Test, Chapter 1 Textbook Quiz, Quiz Submissions - HW2 Chap 2, Review Ch1, Networking exam https://quizlet.com/_elruneÐ (|x<\ YμX0 The space between the acoustical tile ceiling in an office building and the actual concrete ceiling above is called the (blank) 37. Which IEEE subcommittee sets the standards for wireless LAN networks 802.11 38. What was the original maximum data transfer rate of the first Ethernet developed by Xerox? 3 Mbps 39. Which companies were involved in the 1979 intro- duction of the DIX Ethernet standard? Intel and Digital Equipment Corpo- ration (DEC) 40. What information is included in the data portion of an Ethernet frame on IP network? The IP address of both systems 41. How long is the start frame delimiter? 1-byte 42. What is the minimum size of an Ethernet fame? 1500 bytes 43. Which version of Ethernet was introduced in 1990? 10BaseT 44. What is the meaning of the "10" in 10BaseT? Maximum speed of 10 MBps 45. In a specification such as 10BaseT, what does the word "base" identify? The signal type 46. Which type of cabling does the 10BaseT standard specify? Unshielded Twisted Pair (UTP) 47. Which ethernet cabling standard defines an ether- net network that uses CAT 3 or better UTP cabling operating at 10 Mbps? 10BaseT 48. How many pins does an RJ-45 connector have? Eight 49. What is the purpose of a crimper? 4 / 36

Chapter 2&3 Study Guide, CH. 3 Test, CH.2 Test, CH. 1 Test, Chapter 1 Textbook Quiz, Quiz Submissions - HW2 Chap 2, Review Ch1, Networking exam https://quizlet.com/_elruneÐ (|x<\ YμX0 To connect a RJ-45 connector to the ca- ble 50. What is an advantage of fiber optic cabling over Unshielded Twisted Pair(UTP)? It has a longer max- imum distance 51. When a collision occurs n a network relying on the CSMA/CD access method what alerts the network interface card (NICs)? Overlapping signals 52. What was the maximum distance between a hub and a node on a 10BaseT network? 100 meters 53. The signal type of a 10BaseFL network is (blank) baseband 54. The maximum speed of a 1BaseFL network is (blank) 10 Mbps 55. 10BaseFL is often simply called (blank) 10BaseF 56. The cabling type that is most difficult to tap into is(blank) fiber 57. The maximum length for 10BaseFL cable is up to (blank) kilometers dependng on how you configure it. 2 58. Fiber optic cabling transmits data packets using pulses of (blank) light 59. 10BaseT devices uses pin 1 ans 2 to (blank) data send 60. Most UTP cables come with standard (blank) fibers to add strength to the cable. Kelvar 61. The classic 10BaseT network consists of two or more computers connected to a central (blank) hub 5 / 36

Chapter 2&3 Study Guide, CH. 3 Test, CH.2 Test, CH. 1 Test, Chapter 1 Textbook Quiz, Quiz Submissions - HW2 Chap 2, Review Ch1, Networking exam https://quizlet.com/_elruneÐ (|x<\ YμX0 62. Transmission of a frame starts with a preamble and can also include some extra filler called a(n) (blank) pad 63. (Blank) is the organization that now controls Ether- net standards. IEEE 64. The DIX Ethernet standard allowed computers to communicate with each other at a transfer rate of (blank) 10 megabits 65. Originally, Ethernet used (blank) cabling coax 66. The IEEE 802.3 subcommittee defines the standards for (blank) Ethernet 67. A fire rating known as (blank) designates the proper cabling to use for vertical runs between floors of a building. risers 68. Most network technologies that use fiber optics use (blank) to send light signals LEDs 69. The odd little u-shaped symbol describing fiber op- tic size stands for (blank) or 1/1,000,000 micros 70. Almost all network technologies that use fiber-optic require (blank) of fiber. pairs 71. The glass fiber component of fiber-optic cable is known as the (blank) core 72. The maximum amount of data that goes through an unshielded twisted pair cable per second is called (blank) Bandwidth 73. To help network installers get the right cable for the right network technology, the cabling industry devoloped a varitey of grades called (blank) ratings. cat 6 / 36

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Chapter 2&3 Study Guide, CH. 3 Test, CH.2 Test, CH. 1 Test, Chapter 1 Textbook Quiz, Quiz Submissions - HW2 Chap 2, Review Ch1, Networking exam https://quizlet.com/_elruneÐ (|x<\ YμX0 74. Current wired networks use four pair 8 position 8 contact (8P8C) connectors that mos tech (erro- neously) refer to as (blank) connectors. RJ-45 75. Both RG-6 and RG-59 cables are rated at (blank) Ohms 75 76. Most types of coaxial cable display their (blank) ratings on the cables themselves. Omh 77. refers to magnetic fields from office environment devices including lights, fans, copy machines and refrigerators- that can affect or even shut down a network. EMI (electromag- netic interference) 78. The most common form of cabling uses (blank) wire wrapped up in some kind of protective sheathing. copper 79. In a(n) (blank) topology network every computer connects to every other computer via two or more routes mesh 80. Any form of networking technology that combines a physical topology that combines a physical topol- ogy with a signaling topology is called a(n) (blank) topology. hybird 81. The cables ends in a bus topology network must be terminated to prevent a signal sent from one com- puter from (blank) at the ends of the cable quickly bringing the network down. reflecting 82. A network's (blank) is the way that cables and other pieces of hardware connect to one another in that network. Topology 83. The Ethernet networking technology standard was based on a ring topology. false 7 / 36

Chapter 2&3 Study Guide, CH. 3 Test, CH.2 Test, CH. 1 Test, Chapter 1 Textbook Quiz, Quiz Submissions - HW2 Chap 2, Review Ch1, Networking exam https://quizlet.com/_elruneÐ (|x<\ YμX0 84. Regardless of the implementation of an Ethernet network, the design of the frames remains the same. true 85. The preamble is added by the sending network in- terface card (NIC). true 86. Ethernet identifies the NICs on a network using spe- cial 48-bit (6-byte) binary addresses known as MAC addresses. true 87. An Ethernet frame may carry one of several types of data. true 88. The Ethernet frame type field tells you if the frame carries higher-level data, such as an e-mail message or Web page. Group of answer choices false 89. A repeater also functioned as an amplifier. false 90. When a collision occurs on an Ethernet network, the cable is reserved for the nodes whose data collided until they have finished retransmitting. false 91. Modern switches with auto-sensing ports require a crossover cable. false 92. What was the original maximum data transfer rate of the first Ethernet developed by Xerox? 3Mbps 93. What is a shared attribute of all members of the Ethernet family of networking technologies? the network access method 94. Without the preamble, how many basic pieces of information does an Ethernet frame contain? 5 95. Which of the following statements best describes the preamble of an Ethernet frame? It includes a 7-byte series of alternating ones and zeroes fol- 8 / 36

Chapter 2&3 Study Guide, CH. 3 Test, CH.2 Test, CH. 1 Test, Chapter 1 Textbook Quiz, Quiz Submissions - HW2 Chap 2, Review Ch1, Networking exam https://quizlet.com/_elruneÐ (|x<\ YμX0 lowed by a 1-byte Start Frame. 96. How long is the start frame delimiter? 1 byte 97. What information is included in the data portion of an Ethernet frame on an IP network? IP address on both systems 98. What is the minimum size of an Ethernet frame? 64 bytes 99. What is the meaning of the "10" in 10BaseT? max speed of 10Mbps 100. In a specification such as 10BaseT, what does the word "base" identify? the signal type 101. Which Ethernet cabling standard defines an Ether- net network that uses CAT 3 or better UTP cabling, operating at 10 Mbps? 10BaseT 102. How many pins does an RJ-45 connector have? 8 103. How many pairs of wires in a cable did a 10BaseT device actually use? two 104. Which pins on an RJ-45 connector are used to re- ceive data? pins 1 and 3 105. What is the purpose of a crimper? to connect a RJ-45 connector to a cable 106. What is an advantage of fiber-optic cabling over Unshielded Twisted Pair (UTP)? it has a longer max- imum distance 107. Which standard specified multimode cabling? 10BaseFL 108. What was the maximum speed at which 10BaseT Ethernet networks communicate? 10Mbps 9 / 36

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Chapter 2&3 Study Guide, CH. 3 Test, CH.2 Test, CH. 1 Test, Chapter 1 Textbook Quiz, Quiz Submissions - HW2 Chap 2, Review Ch1, Networking exam https://quizlet.com/_elruneÐ (|x<\ YμX0 109. When a collision occurs on a network relying on the CSMA/CD access method, what alerts the network interface cards (NICs)? overlapping signals 110. Which statement is an accurate comparison be- tween repeaters and bridges? Repeaters retrans- mit all packets, while bridges filter and forward traffic based on the MAC addresses of the computers on the network. 111. Why are crossover cables rarely used anymore? wireless technology has superseded the need for crossover cables 112. A __________ is a special Spanning Tree Protocol (STP) frame that switches use to communicate with other switches to prevent loops from happening in the first place BPDU 113. Configuration bridge protocol data units (BPDUs) establish the topology, where one switch is elected __________ and acts as the center of the STP uni- verse. root bridge 114. Which mechanism will move a port into a root-in- consistent state if BPDUs coming from a certain di- rection indicate another switch is trying to become the root bridge? root guard 115. Originally, Ethernet used ____________________ cabling, which easily created bus topologies. coaxial cables 116. If every node on the network connects to the same switch, that switch becomes a(n) single point of fail- ure 10 / 36

Chapter 2&3 Study Guide, CH. 3 Test, CH.2 Test, CH. 1 Test, Chapter 1 Textbook Quiz, Quiz Submissions - HW2 Chap 2, Review Ch1, Networking exam https://quizlet.com/_elruneÐ (|x<\ YμX0 ____________________—if it fails, everybody drops off the network. 117. ____________________ enable(s) you to connect two switches using a straight-through cable. uplink ports 118. In a pinch, you can use a(n) ____________________ cable to connect two computers together using Eth- ernet NICs with no switch or hub between them at all. cross over cable 119. The Ethernet standards body adopted the ____________________ to eliminate the problem of accidental bridging loops. STP 120. The two types of meshed topologies are partially meshed and fully meshed true 121. In a partially meshed topology network, at least two machines have redundant connections. True 122. The most common type of cabling used in networks today consists of fiber-optic cables. False 123. Unshielded twisted pair (UTP) category (CAT) rat- ings are officially rated in megahertz (MHz), indicat- ing the highest frequency the cable can handle. True 124. Most new cabling installations use category 3 (CAT 3) unshielded twisted pair (UTP) cable. False 125. A manufacturer selling boxed reels of unshielded twisted pair (UTP)cabling will clearly mark the ca- ble's category rating on the connectors at the end of the cable. False 126. Fiber-optic cable is attractive for use in high electro- magnetic interference (EMI) areas. True 11 / 36

Chapter 2&3 Study Guide, CH. 3 Test, CH.2 Test, CH. 1 Test, Chapter 1 Textbook Quiz, Quiz Submissions - HW2 Chap 2, Review Ch1, Networking exam https://quizlet.com/_elruneÐ (|x<\ YμX0 127. Almost all network technologies that use fiber-optic cable require pairs of fibers. True 128. Plenum cable provides less protection than ris- er-rated cable. False 129. Which first generation network topology used a sin- gle cable that connected all the computers in a line? Bus 130. Which first generation network topology provided fault tolerance? Star 131. What statement describes the advantage of fault tolerance? if one cable breaks, all other computers can still communi- cate 132. Which type of cable is described as a central con- ductor wire that is surrounded by insulating materi- als and placed inside a braided metal shield? coaxial 133. What is the primary use of coaxial cable in network- ing today? Connecting cables modems to an ISP 134. Which term refers to a relative measure of the resis- tance (or more precisely, characteristic impedance) on a cable? Ohm rating 135. What is the meaning of the term "capacitance"? how long it takes the wire to get a full charge 136. Which cable type suffers most from electromagnetic interference (EMI)? UTP 137. What is the minimum category rating of UTP cabling you would need for a network that runs at 1000 Mbps? Cat 5e 12 / 36

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Chapter 2&3 Study Guide, CH. 3 Test, CH.2 Test, CH. 1 Test, Chapter 1 Textbook Quiz, Quiz Submissions - HW2 Chap 2, Review Ch1, Networking exam https://quizlet.com/_elruneÐ (|x<\ YμX0 138. Which category (CAT) of UTP cabling listed below is the fastest? Cat 6 139. Which category rating uses a bandwidth of 250 MHz to accommodate 10000 Mbps? Cat 6 140. Cat ratings are officially rated in __________, indi- cating the highest frequency the cable can handle (that translates into highest data rates). MHz 141. Which connector is currently used in wired net- works? RJ-45 8P8C 142. Which type of cable works best for long-distance transmissions? fiber optic 143. What distance can a signal travel on a fiber-optic cable? tens of kilometers 144. Which type of cable is uses a two-number designa- tor consisting of core and cladding measurements? fiber optic 145. In response to the demand for two-pair cabling, manufacturers often connect two fibers together to create __________ fiber-optic cabling. duplex 146. A __________ cable that uses LEDs is known as multimode fiber (MMF). fiber optic 147. What type of fiber-optic cable uses lasers to send signals? Single Mode Fiber 148. What cabling predates both networking and the per- sonal computer? Serial 149. Which connection type is limited to point-to-point topology and uses a 25-pin female DB type? Parrallel 150. PVC rated cables 13 / 36

Chapter 2&3 Study Guide, CH. 3 Test, CH.2 Test, CH. 1 Test, Chapter 1 Textbook Quiz, Quiz Submissions - HW2 Chap 2, Review Ch1, Networking exam https://quizlet.com/_elruneÐ (|x<\ YμX0 Which fire cable rating has no significant fire pro- tection? 151. To reduce fire hazards, most city ordinances require the use of __________ cable for network installa- tions. plenum 152. The space between the acoustical tile ceiling in an office building and the actual concrete ceiling above is called the __________. plenum 153. Which IEEE committee defines frames, speeds, dis- tances, and types of cabling to use in a network environment? IEEE 802 154. Which IEEE subcommittee sets the standards for Wireless LAN networks? 802.11 155. ____________________ refers to magnetic fields from office environment devices - including lights, fans, copy machines, and refrigerators - that can affect or even shut down a network. EMI 156. What is 15 in binary? 01111 157. What is the binary number 11000000.10101000.00000011.00000000 192.168.3.0 158. Two systems on the same network may have the same NICs with the same MAC address True 159. In a wired network, a charge on a wire represents a zero while no charge represents a one. False 160. A NIC reads the data portion of a frame to determine the address of the receiving system. False 161. True 14 / 36

Chapter 2&3 Study Guide, CH. 3 Test, CH.2 Test, CH. 1 Test, Chapter 1 Textbook Quiz, Quiz Submissions - HW2 Chap 2, Review Ch1, Networking exam https://quizlet.com/_elruneÐ (|x<\ YμX0 The FCS uses a type of binary math called a cyclic redundancy check (CRC) that the receiving NIC uses to verify that the data arrived intact. 162. When a NIC sends a frame that contains the broad- cast address, every NIC on the network processes that frame. True 163. No two systems on the same network can share the same IP address. True 164. Routers use logical addresses to forward data. True 165. The TCP/IP model consists of six layers. False 166. Cabling, physical addresses, NICs, and switches are included in the Link layer of the TCP/IP model. True 167. The Network Interface layer of the TCP/IP model maps to the Network layer of the OSI model. False 168. The Transport layer of the TCP/IP model uses both connection-oriented and connectionless protocols. True 169. TCP is a connection-oriented protocol. True 170. The Link layer of the TCP/IP model combines fea- tures of the top three layers of the OSI model. False 171. How many layers does the OSI model contain? 7 172. Which layer of the OSI model defines a method of moving radio waves? Physical 173. How long is a MAC address? 12 hexadecimal characters 174. Which two parts are included in a MAC address? The Organizational- ly Unique Identifier 15 / 36

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Chapter 2&3 Study Guide, CH. 3 Test, CH.2 Test, CH. 1 Test, Chapter 1 Textbook Quiz, Quiz Submissions - HW2 Chap 2, Review Ch1, Networking exam https://quizlet.com/_elruneÐ (|x<\ YμX0 and the device ID of the NIC 175. A MAC address is also known as a(n) __________ address. physical 176. An oscilloscope is a powerful tool that enables a technician to see __________. electrical pulses 177. All NICs on the same network must use the same __________, or they will not be able to communicate with other NICs. frame type 178. Where does the CRC originate in a network frame? The sending NIC at- taches it 179. Which layer of the OSI model adds source and des- tination MAC addresses to frames? Data Link 180. Frames in most wired networks hold at most __________. 1500 bytes of data 181. How are incoming frames handled by a switch? The frames are sent only to the in- terface associated with the destination MAC address (if the MAC is recorded in its memory). 182. How does the receiving station on a network use the CRC to verify that it received accurate data? It uses the same di- visor as the sending station to find the same remainder. 183. Which of the following is a broadcast MAC address? FF-FF-FF-FF-FF-FF 184. Which statement best describes Logical Link Con- trol (LLC)? it is a sublayer of the data link layer 16 / 36

Chapter 2&3 Study Guide, CH. 3 Test, CH.2 Test, CH. 1 Test, Chapter 1 Textbook Quiz, Quiz Submissions - HW2 Chap 2, Review Ch1, Networking exam https://quizlet.com/_elruneÐ (|x<\ YμX0 185. Which layer of the OSI model is the only layer divid- ed into two sublayers? data link 186. Which layer of the OSI model assembles the data it receives into pieces called packets? network 187. What device splits a large network into subnets? Router 188. What unique numeric identifier is assigned to each device on the network by the IP protocol in the OSI model's Network layer? IP address 189. Routers function at which layer of the OSI model? network 190. Which layer of the OSI model uses routers and IP ad- dresses to ensure that packets arrive at the correct system? network 191. Which OSI model layer initializes requests for pack- ets that were not received in good order? Transport 192. Which layer of the OSI model manages the open- ing and closing of the connection between applica- tions? session 193. Which statement best describes an Application Pro- gramming Interface? It provides program- mers with a stan- dard way to extend an application's ca- pabilities. 194. Routers function at which layer of the TCP/IP mod- el? internet 195. Which layer of the TCP/IP model is mapped to the bottom two layers of the OSI model? Link 196. internet 17 / 36

Chapter 2&3 Study Guide, CH. 3 Test, CH.2 Test, CH. 1 Test, Chapter 1 Textbook Quiz, Quiz Submissions - HW2 Chap 2, Review Ch1, Networking exam https://quizlet.com/_elruneÐ (|x<\ YμX0 Which layer of the TCP/IP model performs IP ad- dressing functions? Group of answer choices 197. Which layer of the TCP/IP model uses a connec- tion-oriented protocol? Transport 198. Which layer of the TCP/IP model is mapped to the top three layers of the OSI model? Applicatin 199. For a network technician, one benefit of understand- ing the OSI seven-layer model and how traffic in an actual network works through the model is applying this knowledge to __________. troubleshooting net- works 200. The organization responsible for developing the OSI model of networking is the ____________________. ISO 201. UTP cabling usually contains __________ pairs of wires that can transmit and receive data. 4 pairs 202. The unique identifier burned into a ROM chip in the NIC is known as the ____________________ ad- dress. MAC 203. A MAC address is usually written in ____________________ notation. hex 204. If you have a Windows system, type ____________________ from the command prompt to display the MAC address for your computer. ipconfig /all 205. what is 255.255.255.0 in binary? 11111111.1111111.111 206. What is the binary number 10101010 in decimal? 170 207. What is 123 in binary? 01111011 208. Internet Protocol 18 / 36

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Chapter 2&3 Study Guide, CH. 3 Test, CH.2 Test, CH. 1 Test, Chapter 1 Textbook Quiz, Quiz Submissions - HW2 Chap 2, Review Ch1, Networking exam https://quizlet.com/_elruneÐ (|x<\ YμX0 1. The _______________ is an example of software that creates packets for moving data across net- works. 209. 2. Most often, the _______________ provides the physical connection between the PC and the net- work. NIC 210. 3. Using the _______________ enables a computer to send a packet that every other PC on the network will process. Broadcast Address 211. 4. You can connect two very different networks by using a(n) _______________. router 212. 5. Every NIC has a hard-coded identifier called a(n) _______________. MAC Address 213. 6. The _______________ provides an excellent tool for conceptualizing how a TCP/IP network works. (Select the best answer.) TCP/IP model 214. 7. On a sending machine, data gets broken up at the _______________ of the OSI seven-layer model. transport layer 215. 8. NICs encapsulate data into a(n) _______________ for sending that data over a network. frame 216. 9. A(n) _______________ enables multiple machines to connect over a network. Switch 217. 10. The _______________ provides the key interface between the Physical and Network layers. Data Link Layer 218. 1. Which of the following OSI layers converts the ones and zeroes to electrical signals and places these signals on the cable? A. Physical layer B. Transport layer A 19 / 36

Chapter 2&3 Study Guide, CH. 3 Test, CH.2 Test, CH. 1 Test, Chapter 1 Textbook Quiz, Quiz Submissions - HW2 Chap 2, Review Ch1, Networking exam https://quizlet.com/_elruneÐ (|x<\ YμX0 C. Network layer D. Data Link layer 219. 2. The term "unshielded twisted pair" describes which of the following network components? A. Cable B. Hub C. Router D. NIC A 220. 3. From the options that follow, select the one that best describes the contents of a typical (simplified) network frame. A. Sender's MAC address, recipient's MAC address, data, FCS B. Recipient's MAC address, sender's MAC address, data, FCS C. Recipient's IP address, sender's IP address, data, FCS D. Recipient's e-mail address, sender's e-mail ad- dress, data, FCS B 221. 4. Which of the following is most likely to be a MAC address assigned to a NIC? A. 192.168.1.121 B. 24.17.232.7B C. 23.4F.17.8A.4C.10 D. 713.555.1212 C 222. 5. Which layer of the TCP/IP model involves routing? A. Link layer B. Transport layer C. Internet layer D. Application layer C 223. 6. How much data can a typical frame contain? A. 500 bytes B. 1500 bytes B 20 / 36

Chapter 2&3 Study Guide, CH. 3 Test, CH.2 Test, CH. 1 Test, Chapter 1 Textbook Quiz, Quiz Submissions - HW2 Chap 2, Review Ch1, Networking exam https://quizlet.com/_elruneÐ (|x<\ YμX0 C. 1500 kilobytes D. 1 megabyte 224. 7. Which of the following best describes an IP ad- dress? A. A unique dotted decimal notation burned into every NIC B. A unique 48-bit identifying number burned into every NIC C. A dotted decimal notation assigned to a NIC by software D. A 48-bit identifying number assigned to a NIC by software C 225. 8. Which layer of the OSI model makes sure the data is in a readable format for the Application layer? A. Application layer B. Presentation layer C. Session layer D. Transport layer B 226. 9. At which layer of the TCP/IP model are UDP data- grams created? A. Link/Network Interface B. Internet C. Transport D. Application C 227. 10. Which protocol creates the final IP packet? A. NIC B. IP C. TCP D. UDP IP 228. 11. Which TCP/IP layer includes Layers 5-7 from the OSI seven-layer model? A. Application layer B. Transport layer A 21 / 36

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Chapter 2&3 Study Guide, CH. 3 Test, CH.2 Test, CH. 1 Test, Chapter 1 Textbook Quiz, Quiz Submissions - HW2 Chap 2, Review Ch1, Networking exam https://quizlet.com/_elruneÐ (|x<\ YμX0 C. Internet layer D. Link layer 229. 12. What component of Layer 2 of the OSI seven-lay- er model creates and addresses the frame? A. MAC sublayer B. LLC sublayer C. CRC sublayer D. Data Link sublayer B 230. 13. Which components work at Layer 1 of the OSI seven-layer model? (Select two.) A. Cables B. Hub C. Network protocol D. Session software A & B 231. 14. Andalyn says complete 48-bit MAC addresses are allocated to NIC manufacturers from the IEEE. Buster says the IEEE only assigns the first 24 bits to manufacturers. Carlos says the IEEE assigns only the last 24 bits to manufacturers. Who is correct? A. Only Andalyn is correct. B. Only Buster is correct. C. Only Carlos is correct. D. No one is correct. B 232. 15. If a sending system does not know the MAC address of the intended recipient system, it sends a broadcast frame with what MAC address? A. 192.168.0.0 B. FF-FF-FF-FF-FF-FF C. 11-11-11-11-11-11 D. 00-00-00-00-00-00 B 233. Create a mnemonic phrase to help you remember the OSI seven-layer model. With two layers begin- ning with the letter P, how will you differentiate in Pandas - physical Dance - data link Near - network 22 / 36

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Chapter 2&3 Study Guide, CH. 3 Test, CH.2 Test, CH. 1 Test, Chapter 1 Textbook Quiz, Quiz Submissions - HW2 Chap 2, Review Ch1, Networking exam https://quizlet.com/_elruneÐ (|x<\ YμX0 your mnemonic between Presentation and Physi- cal? How will you incorporate the two sublayers of the Data Link layer? The - transport Sea - session Pissing - presenta- tion Acid - application (: 234. A manufacturer selling boxed reels of unshielded twisted pair (UTP) cabling will clearly mark the ca- ble's category rating on the connectors at the end of the cable. False 235. What statement describes the advantage of fault tolerance? If one cable break, all of the other com- puters can still com- municate. 236. Which term describes a practical application of a topology and other critical technologies that pro- vides a method to get data from one computer to another on a network? Network Technolo- gy 237. Which type of cable is described as a central con- ductor wire that is surrounded by insulating materi- als and placed inside a braided metal shield? Coax 238. What is the primary use of coaxial cable in network- ing today? Connecting a ca- ble modem to an Internet Service Provider (ISP) 239. What is the only important measure of coax ca- bling? Ohm Rating 240. Which term refers to a relative measure of the resis- tance (or more precisely, characteristic impedance) on a cable? Ohm Rating 23 / 36

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Chapter 2&3 Study Guide, CH. 3 Test, CH.2 Test, CH. 1 Test, Chapter 1 Textbook Quiz, Quiz Submissions - HW2 Chap 2, Review Ch1, Networking exam https://quizlet.com/_elruneÐ (|x<\ YμX0 241. What is the meaning of the term "capacitance"? How long it takes a wire to get a full charge 242. UTP category ratings are based on what criteria? The highest fre- quency the cable can handle 243. What is the minimum category rating of UTP cabling you would need for a network that runs at 1000 Mbps? 5e 244. Which category (CAT) of UTP cabling is the fastest? 6 245. Which category rating uses a bandwidth of 250 MHz to accommodate 10000 Mbps? 6 246. Cat ratings are officially rated in __________, indi- cating the highest frequency the cable can handle. megahertz (MHz) 247. Which connector is currently used in wired net- works? BNC 248. Which type of cable works best for long-distance transmissions? Fiber 249. What distance can a signal travel on a fiber-optic cable? Tens of kilometers 250. Which type of cable uses a two-number designator consisting of core and cladding measurements? Fiber 251. In response to the demand for two-pair cabling, manufacturers often connect two fibers together to create __________ fiber-optic cabling. Duplexd 252. A __________ cable that uses LEDs is known as multimode fiber (MMF). Fiber-optic 24 / 36

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Chapter 2&3 Study Guide, CH. 3 Test, CH.2 Test, CH. 1 Test, Chapter 1 Textbook Quiz, Quiz Submissions - HW2 Chap 2, Review Ch1, Networking exam https://quizlet.com/_elruneÐ (|x<\ YμX0 253. What type of fiber-optic cable uses lasers to send signals? SMF 254. Almost all multimode fiber cables transmit __________ wavelengths. 850nm 255. Which connection type is limited to point-to-point topology and uses a 25-pin female DB type? Parallel 256. To reduce fire hazards, most city ordinances require the use of __________ cable for network Plenum 257. The space between the acoustical tile ceiling in an office building and the actual concrete ceiling above is called the __________. Plenum 258. Which IEEE subcommittee sets the standards for Wireless LAN networks 802.11 259. Where does the CRC originate in a network frame? The sending NIC at- taches it. 260. Routers function at which layer of the OSI model? Network 261. Two systems on the same network may have NICs with the same MAC address. False 262. "Cabling, physical addresses, NICs, and switches are included in the Link layer of the TCP/IP model." True 263. Which statement describes an IP address? It is a unique dotted decimal number as- signed to every net- work device. 264. Which layer of the TCP/IP model is mapped to the top three layers of the OSI model? Application 265. Network 25 / 36

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Chapter 2&3 Study Guide, CH. 3 Test, CH.2 Test, CH. 1 Test, Chapter 1 Textbook Quiz, Quiz Submissions - HW2 Chap 2, Review Ch1, Networking exam https://quizlet.com/_elruneÐ (|x<\ YμX0 Which layer of the OSI model assembles the data it receives into pieces called packets? 266. Which statement describes a capability of routers? Routers allow net- work connections across networks. 267. Which statement best describes Logical Link Con- trol (LLC)? It is a sublayer of the Data Link layer. 268. How are incoming frames handled by a switch? The frames are sent only to the in- terface associated with the destination MAC address. 269. Which layer of the OSI model uses routers and IP ad- dresses to ensure that packets arrive at the correct system? Network 270. Which layer of the OSI model refers to the code built into operating systems that enables network-aware applications? Application 271. What statement describes a function of a NIC? It uses the CRC to verify the data with- in each frame. 272. "For a network technician, one benefit of under- standing the OSI seven-layer model and how traffic in an actual network works through the model is applying this knowledge to __________." troubleshooting net- works 273. Which layer of the TCP/IP model uses connec- tion-oriented protocols? Transport 274. Which layer of the OSI model is associated with moving data between computers? Layer 1 26 / 36

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Chapter 2&3 Study Guide, CH. 3 Test, CH.2 Test, CH. 1 Test, Chapter 1 Textbook Quiz, Quiz Submissions - HW2 Chap 2, Review Ch1, Networking exam https://quizlet.com/_elruneÐ (|x<\ YμX0 275. Which layer of the OSI model manages connecting applications to applications? Session 276. Which layer of the OSI model is the only layer divid- ed into two sublayers? Data Link 277. Which standards organization is named for the Greek word for "equal"? ISO 278. Routers function at which layer of the TCP/IP mod- el? Internet 279. The Open Systems Interconnection (OSI) model works for almost every type of network, even ex- tremely old and long-obsolete ones. True 280. The FCS includes a cyclic redundancy check (CRC) that the receiving NIC uses to verify that the data being sent is correct. True 281. When a frame arrives at the switch, the switch makes an exact copy of the frame and sends it to every other system on the network. False 282. When the NIC sends a frame that contains the broadcast address, every NIC on the network processes that frame. True 283. A network protocol is special software that allows a network to use logical addressing in order to move data from one subnet to another. True 284. No two systems on the same network share the same IP address. True 285. Routers use logical addresses as their unique iden- tifiers. True 286. False 27 / 36

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Chapter 2&3 Study Guide, CH. 3 Test, CH.2 Test, CH. 1 Test, Chapter 1 Textbook Quiz, Quiz Submissions - HW2 Chap 2, Review Ch1, Networking exam https://quizlet.com/_elruneÐ (|x<\ YμX0 The Link layer of the TCP/IP model maps to the top three layers of the OSI model. 287. Cabling, hubs, physical addresses, and NICs are included in the Link layer of the TCP/IP model. True 288. Which of the following statements about the OSI is FALSE? Each protocol needs to under- stand all of the pro- tocols handling all the other layers. 289. In some networks, data moves over radio waves. These waves fall into which layer of the OSI model? Physical 290. Which layer of the OSI model is associated with moving data from one system to another by means such as cabling or radio waves? Layer 1 291. A MAC address is composed of which two parts? the Organizational- ly Unique Identifier and the device ID of the NIC 292. A MAC address is also known as a(n) ________ address. physical 293. NICs send and receive binary data as pulses of all of the following EXCEPT ________. gamma rays 294. All NICs on the same network must use the same ________, or they will not be able to communicate with other NICs. frame type 295. Select the one function below that a NIC does NOT perform. It verifies the data within each frame. 296. Frames in most networks hold at most ________. 1500 bytes of data 28 / 36

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Chapter 2&3 Study Guide, CH. 3 Test, CH.2 Test, CH. 1 Test, Chapter 1 Textbook Quiz, Quiz Submissions - HW2 Chap 2, Review Ch1, Networking exam https://quizlet.com/_elruneÐ (|x<\ YμX0 297. How are incoming frames handled by a switch? The frames are sent only to the NIC that has the destination MAC address. 298. Where does the CRC originate in a network frame? Where does the CRC originate in a network frame? 299. Which of the following best describes Logical Link Control (LLC)? It is a sublayer of the Data Link layer. 300. Routers have which of the following capabilities? They allow network connections across data lines that don't use Ethernet. 301. Which of the following statements best describes an IP address? It is a unique dotted decimal number as- signed to every net- work node. 302. When it receives data from the upper layers, which layer of the OSI model assembles the data into smaller pieces called packets? Network 303. What device do you need to split a large network into smaller ones? router 304. What is the unique numeric identifier assigned to each device at the Network layer of a TCP/IP net- work? IP address 305. Which of these statements best describes an Appli- cation Programming Interface? It provides program- mers with a stan- dard way to extend an application's ca- pabilities. 29 / 36

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Chapter 2&3 Study Guide, CH. 3 Test, CH.2 Test, CH. 1 Test, Chapter 1 Textbook Quiz, Quiz Submissions - HW2 Chap 2, Review Ch1, Networking exam https://quizlet.com/_elruneÐ (|x<\ YμX0 306. Which layer of the TCP/IP model performs IP ad- dressing functions? Internet 307. Which TCP/IP model layer uses connection-oriented protocols? Transport 308. For a network tech, one benefit of understanding the OSI seven-layer model and how traffic in an actual network works through the model is applying this knowledge to ________. troubleshooting net- works 309. The ________ seven-layer model is a long-used method to conceptualize the many parts of a net- work. ? 310. The organization responsible for developing the OSI model of networking is the ________. ? 311. ________ cabling generally contains eight wires (four pairs), used to transmit data. ? 312. The unique identifier burned into a ROM chip in the NIC is known as the ________ address. ? 313. A MAC address is usually shown in ________ nota- tion. hex 314. If you have a Windows system, run the ________ program to see the MAC address for your computer. ? 315. The newer term for the MAC addressing scheme, as defined by the IEEE, is ________. EUI-48 316. A(n) ________ is a tool that enables you to see electrical pulses. oscilloscope 317. A container created at the Data Link layer for car- rying discrete chunks of data across a network is called a(n) ________. frame 30 / 36

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Chapter 2&3 Study Guide, CH. 3 Test, CH.2 Test, CH. 1 Test, Chapter 1 Textbook Quiz, Quiz Submissions - HW2 Chap 2, Review Ch1, Networking exam https://quizlet.com/_elruneÐ (|x<\ YμX0 318. Different types of networks use different sizes of ________. frames 319. Most FCSs are ________ bytes long. 4 320. The CRC is added to a frame by the ________. ? 321. By using the ________ MAC address, a NIC can send packets that every other computer on the network will process. broadcast 322. A sublayer of the OSI seven-layer model, the ________ describes the function of a NIC that talks to the network operating system, places data into frames, and creates the CRC on each frame. ? 323. Named after two protocols, ________ is really sev- eral network protocols that are designed to work together. ? 324. With a network that uses copper cabling, the ________ layer defines the rules for turning ones and zeroes into electrical signals. Physical 325. Although one may argue that the NIC operates at more than one layer of the OSI model, the generally accepted answer is that this device belongs at the ________ layer. Data Link 326. At the receiving computer, the ________ layer re- moves the MAC addresses and CRC from incoming frames and provides error checking. Data Link 327. The decimal value for each 8-bit portion of an IP address can range from ________ to ________. 255 328. IP 31 / 36

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Chapter 2&3 Study Guide, CH. 3 Test, CH.2 Test, CH. 1 Test, Chapter 1 Textbook Quiz, Quiz Submissions - HW2 Chap 2, Review Ch1, Networking exam https://quizlet.com/_elruneÐ (|x<\ YμX0 Each system on a TCP/IP network has two unique identifiers, the ________ address (physical address) and the ________ address (logical address). 329. When handed to the NIC, each IP packet is enclosed in a(n) ________. frame 330. In a TCP/IP network, an IP ________ includes the destination IP address, the source IP address, and the data. packet 331. The ________ layer is the last (topmost) layer of the OSI that deals directly with hardware. Network 332. The ________ layer of the OSI model uses sequenc- ing numbers to assemble and disassemble packets belonging to the same message into the correct order Transport 333. If you want to see how many sessions are running on a TCP/IP network, you should use the ________ program from the command prompt. netstat -a 334. The Presentation layer translates data from lower layers into a format usable by the ________ layer, and vice versa. Application 335. The Session layer initiates sessions, accepts in- coming sessions, and ________ and ________ ex- isting sessions. opens; closes 336. Layer 6 of the OSI model is called the ________ layer. Presentation 337. On a working network, the software that users em- ploy when accessing the network resides at Layer ________ in the OSI seven-layer model. 7 338. Web browser 32 / 36

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Chapter 2&3 Study Guide, CH. 3 Test, CH.2 Test, CH. 1 Test, Chapter 1 Textbook Quiz, Quiz Submissions - HW2 Chap 2, Review Ch1, Networking exam https://quizlet.com/_elruneÐ (|x<\ YμX0 If you want to view Web pages, you need a(n) ________. 339. Because of software at the ________ layer, a user can choose to use one of several programs to ac- cess a file over the network. Application 340. The TCP/IP model is a(n) ________ layer model. 4 341. The Link layer of the TCP/IP model is also some- times called the ________ layer. Network Interface 342. Layer 6 of the OSI model is included in the ________ layer of the TCP/IP model. Application 343. The ________ layer of the TCP/IP model uses seg- ments and datagrams as its Protocol Data Units. Transport 344. In general terms, what is the purpose of a model and what should it include? ? 345. The creation of the OSI model eliminated what prob- lematic situation existing in early networks? ? 346. As related to networking, what are protocols? ? 347. Name the seven layers of the OSI model of network- ing in order from 7 to 1. ? 348. What is a mnemonic presented in the text as a way to memorize the layers of the OSI model? ? 349. Briefly describe the hexadecimal numbering sys- tem, including the digits it uses to represent values. ? 350. What does the acronym NIC stand for and what interface does a NIC provide? ? 351. What are the two parts of a MAC address? ? 33 / 36

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Chapter 2&3 Study Guide, CH. 3 Test, CH.2 Test, CH. 1 Test, Chapter 1 Textbook Quiz, Quiz Submissions - HW2 Chap 2, Review Ch1, Networking exam https://quizlet.com/_elruneÐ (|x<\ YμX0 352. Explain the two parts that make up a unique MAC address. ? 353. Name the five parts that make up a generic frame. ? 354. A frame can hold only a certain amount of data. What happens when the data to be sent is larger than the frame size? ? 355. Explain how a CRC is used to figure out whether the data received is accurate or not. ? 356. What happens if the sending NIC does not know the MAC address of the NIC that is to receive data? ? 357. In a network using a hub as the central box, what happens to a frame that arrives at a NIC whose MAC address did not match the destination MAC address? ? 358. Explain what a switch does when it receives a frame from a NIC. ? 359. A NIC is using the address FF-FF-FF-FF-FF-FF. What is the purpose of this address, and what is the NIC requesting? ? 360. What happens to a frame when it arrives at a NIC whose MAC address matches the destination ad- dress? ? 361. What network device (found on every computer con- nected to a network) creates outgoing frames, reads incoming frames, and attaches MAC addresses? ? 362. Describe the functioning of the Logical Link Control (LLC) sublayer. ? 34 / 36

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Chapter 2&3 Study Guide, CH. 3 Test, CH.2 Test, CH. 1 Test, Chapter 1 Textbook Quiz, Quiz Submissions - HW2 Chap 2, Review Ch1, Networking exam https://quizlet.com/_elruneÐ (|x<\ YμX0 363. Explain the functions of the MAC sublayer of the Data Link layer. ? 364. Briefly describe how the Internet Protocol makes sure that a piece of data gets to its intended des- tination on the network. ? 365. What are the two unique identifiers of each system in a TCP/IP network? ? 366. Briefly describe the IP naming convention. Give an example of an IP address. ? 367. Briefly describe the beginnings of TCP/IP (i.e., what research work led to the development of TCP/IP)? ? 368. What is the role of the NIC's driver software? ? 369. Which layers of the OSI seven-layer model work strictly within software? ? 370. Explain the function of the Transport layer. ? 371. How does the destination system know how to put packets in the correct order? ? 372. In terms of the OSI model, explain why a user who knows nothing about any of the parts of a network is still able to use a network. Give at least one example of how such a user may use a network. ? 373. Name two popular Web browsers. ? 374. Provide an example of the lack of standardization with the TCP/IP model. ? 375. Name the four layers of the TCP/IP model, and their corresponding layers in the OSI model. ? 35 / 36

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Chapter 2&3 Study Guide, CH. 3 Test, CH.2 Test, CH. 1 Test, Chapter 1 Textbook Quiz, Quiz Submissions - HW2 Chap 2, Review Ch1, Networking exam https://quizlet.com/_elruneÐ (|x<\ YμX0 376. Describe the Transport layer of the TCP/IP model. ? 377. What fields comprise a UDP datagram? ? 378. Briefly explain the power of the TCP/IP model in its ability to describe what happens at each layer to the data that goes form one computer to another. ? 36 / 36

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