COMP 146 Ch 1-5 Midterm Exam

COMP 146 Ch 1-5 Midterm User Course (D01)Computer Configuration+Mgt I Test Chapter 1-5 Midterm Random Started Submitted Status Attempt Score 47 out of 50 points Results Displayed All Answers, Submitted Answers, Correct Answers  Question 1 1 out of 1 points Which of the following is true about AC electricity? Selected Answer: it travels from a hot line and returns on a neutral line Answers: in the U.S. it oscillates at 120 Hz it travels from a hot line and returns on a neutral line it always takes the path of highest resistance the hot line is always grounded  Question 2 1 out of 1 points A system will always require what power connector? Selected Answer: a. P1 power connector Answers: a. P1 power connector b. 8-pin PCIe power connector c. 6-pin PCIe power connector d. 4-pin auxiliary

 Question 3 1 out of 1 points Which unit of electricity measures electrical force and 115 is a common value? Selected Answer: Volt Answers: Amp Ohm Volt Watt  Question 4 1 out of 1 points Which of the following is NOT a feature of a processor? Selected Answer: amount of CMOS Answers: clock speed processor architecture amount of CMOS multi-core processing  Question 5 1 out of 1 points Which unit of electricity measures is used to measure the power consumption of a device? Selected Answer: Watt Answers: Amp Ohm Volt Watt  Question 6 1 out of 1 points If you need to reset the BIOS password on a motherboard and the instructions say to make

Which Intel processor technology interconnects the processor, chipset, and wireless network adapter as a unit, improving laptop performance? Selected Answer: Centrino Answers: Pentium Core i5 Celeron Centrino  Question 10 1 out of 1 points At what point during the motherboard installation should you install the motherboard drivers? Selected Answer: after Windows successfully boots Answers: after Windows successfully boots before applying power for the first time after the POST successfully completes only if you get a blue screen of death when Windows boots  Question 11 1 out of 1 points What unit of measurement is used for DIMM read and write times? Selected Answer: nanoseconds Answers: milliseconds microseconds nanoseconds picoseconds  Question 12 1 out of 1 points

o Question Correct Match Selected Match an error checking technology used by DIMMs C. ECC C. ECC a Rambus memory module H. RDRAM H. RDRAM double-sided DIMMs that provide more than one bank B. dual ranked B. dual ranked an error checking technology used by SIMMs F. parity F. parity a technology that allows a processor to handle more than one group of instructions D. Hyper- Threading D. Hyper- Threading the number of clock cycles it takes to write or read a row of data G. RAS Latency G. RAS Latency a task or group of instructions executed by the CPU J. thread J. thread a placeholder module used in Rambus memory configurations A. C-RIMM A. C-RIMM memory chips installed on one side of the module I. single-sided I. single-sided the factor used to determine clock speed between the processor and FSB E. multiplier E. multiplier o All Answer Choices A. C-RIMM B. dual ranked C. ECC D. Hyper-Threading

form factor number of connectors  Question 16 1 out of 1 points Which type of processor memory is located on the processor chip (processor die)? Selected Answer: Level 1 cache Answers: Level 0 cache Level 1 cache Level 2 cache Level 3 cache  Question 17 1 out of 1 points What should you do if you want to be able locate your laptop in the event of loss or theft and give it a command through the Internet to lock it or delete data? Selected Answer: subscribe to LoJack for Laptops Answers: set a BIOS No Access password subscribe to LoJack for Laptops enable the GPS module in the BIOS install a high-power WiFi card  Question 18 1 out of 1 points Which material is a cooler that sits atop the CPU most likely made of? Selected Answer: copper Answers: brass

copper steel lead  Question 19 1 out of 1 points Which type of port transmits both digital audio and digital video with a single connector? Selected Answer: HDMI Answers: S-Video DVI HDMI VGA  Question 20 1 out of 1 points What do you call a connector on a motherboard that consists of pins that stick up from the board? Selected Answer: header Answers: jumper socket pin array header  Question 21 1 out of 1 points In what order should you install components into the case after disassembling a computer? Selected Answer: b. power supply, drives, motherboard, cards Answers: a. cards, motherboard, power supply, drives

Answers: boot Windows and go to Control Panel set a motherboard jumper and start the computer press a key during the BIOS POST boot to the BIOS setup floppy disk  Question 25 1 out of 1 points What is placed between the bottom of the cooler heat sink and the top of the processor that makes an airtight connection between the fan and processor? Selected Answer: thermal compound Answers: fan shield metal fins high-density oil thermal compound  Question 26 1 out of 1 points A DIMM that holds data and amplifies a signal before the data is written to the module uses which technology? Selected Answer: registers Answers: EDO registers parity CAS  Question 27 1 out of 1 points If you have a PCI Express Version 2 video card, how many pins will the power connector have if the card requires extra power? Selected Answer: 8

Answers: 4 2 5 8  Question 28 1 out of 1 points Which is the most common form factor used today for computer cases, power supplies, and motherboards? Selected Answer: ATX Answers: AT ATX ATC ATI  Question 29 1 out of 1 points If your computer is in a dirty, dusty environment, what tool should you use periodically to prevent overheating? Selected Answer: compressed air Answers: all-purpose cleaner chip extractor compressed air wet cloth  Question 30 1 out of 1 points Which of the following is true about installing the motherboard and connecting power? Selected Answer: a 4-pin power cord supplies supplemental power to the processor

Selected Answer: onboard graphics controller Answers: overclocking dual-core processing multiple hard disks installed onboard graphics controller  Question 34 1 out of 1 points What type of component holds its charge even after the power is turned off and the device is unplugged? Selected Answer: capacitor Answers: memory module capacitor resistor ohm meter  Question 35 1 out of 1 points Which of the following is a consideration when purchasing a power supply with the correct wattage? Selected Answer: the power supply should be rated 30% higher than your needs Answers: DIMMs draw the most power motherboards with CPU tend to draw about the same as a SATA drive fans draw as much power as a video card the power supply should be rated 30% higher than your needs  Question 36 1 out of 1 points Which Intel CPU socket is discontinued?

Selected Answer: Socket 478 Answers: Socket 478 LGA1155 LGA2011 Socket H  Question 37 1 out of 1 points Which of the following is a setting you can configure from the BIOS setup program? Selected Answer: change the boot sequence Answers: disable a Windows driver set the desktop background configure the screen saver timeout change the boot sequence  Question 38 1 out of 1 points What was the 64-bit Front Side Bus replaced with in the X58 (Nehalem) chipset? Selected Answer: QPI Answers: FSB PCIe QPI ICH  Question 39 1 out of 1 points Which type of electrical current is used to transmit electricity to our homes and workplaces? Selected Answer: alternating

 Question 42 1 out of 1 points Where do today’s computers store almost all motherboard configuration data? Selected Answer: CMOS RAM Answers: BIOS ROM CMOS RAM DIMM RAM Solid State Disk  Question 43 1 out of 1 points What technology in a DIMM informs the BIOS of the module’s size, speed, voltage, and data path width? Selected Answer: SPD Answers: SPD ECC Buffers DDR  Question 44 1 out of 1 points What is the most likely result of a correctly installed processor, but an incorrectly installed cooler? Selected Answer: boot process begins, but system suddenly turns off after a short period Answers: powers on, but nothing else happens boot process begins, but system suddenly turns off after a short period system does not power on at all BIOS setup does not recognize the processor correctly  Question 45

1 out of 1 points Which of the following is NOT true about Ivy Bridge chipsets compared to earlier products? Selected Answer: use more power Answers: use more power higher density transistors better performance released in 2012  Question 46 1 out of 1 points Which type of memory is the main memory installed as DIMMs on a motherboard? Selected Answer: DRAM Answers: SRAM CMOS RAM DRAM Flash RAM  Question 47 1 out of 1 points Which of the following is the second step in opening the case of a working computer? Selected Answer: power down the system and unplug it Answers: press and hold down the power button for a moment back up important data power down the system and unplug it open the case cover  Question 48 0 out of 1 points What is the result of using a 3-pin fan connector on a 4-pin header on the motherboard? Selected Answer: the fan runs at half speed