CYB 499 Chapter 7 end of chapter questions

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Trounia Reid December 4, 2023 Chapter 7 end of chapter questions 1. Which is the best abbreviation of the IPv6 address FE80:0000:0000:0007:5C62:0000:6F91? FE80:0:0:07:5C62:0:6F91 2. Which protocol’s information can NOT be encapsulated by an IP header? Ethernet 3. Google’s DNS server is located at 8.8.8.8, which is a(n)________________. IPv4 address 4. Which of the following is a responsibility of IP? Route data across networks. 5. Which of the following components together form a socket? IP address and port number 6. What service does ICMP provide to IP? Error reporting 7. Which technology conceals a server’s IP address from Internet-based attackers? NAT

8. When you click a link to go to a new web page on the Internet, what information will a DNS server return to your computer? A public IP address 9. What is the network ID of the IPv4 address 172.16.54.198/24? 172.16.54.198 10. Which protocol would best help you access and download detailed schematics for a machine your company’s contractor is building? FTP 11. The Hop Limit field in IPv6 is 8 bits long (the same size as the equivalent Time to Live field in IPv4). Given that this hop count is reduced each time an IP packet enters a router, what are the implications of having such a small field size? The number of possible hops is limited. 12. A company currently has a telephone system and a separate system of LANs. It is thinking about converting its telephone system to VoIP and running both voice and data over the same LANs. Which of the following protocols will the company need to begin supporting on its LANs to accomplish this goal? SIP 13. When you send an email to your friend, which protocol handles the transfer of the data between your email server and your friend’s email server? SMTP 14. Which device do you need to purchase to talk to Amazon’s Alexa? Smart speaker

15. Considering the following hypothetical URL, which part is the scheme? https://www.cengage.com/student/pages/web.htm https:// 16. Suppose there is a small commercial retail building in your town that has essentially one room. On one side of the room is a real estate agency, and on the other side of the room is a guy who sells tea. This situation is an analogy for which technology? Multipleximg 17. As you arrive home one evening after work, you realize you forgot to download some presentation files to your laptop, and you leave for a business trip early in the morning. What tool can you use to access your desktop this evening from home so you can transfer the files to your laptop without having to go back to your office? RDP 18. Your company recently launched a new web app to allow employees to apply for jobs posted internally. To maintain security and privacy, where should this web app’s access portal be posted? Intranet 19. Which of the following is an advantage of static IP address assignment? Decreased potential for mistakes 20. Which type of ML requires a labeled data set? Supervised Learning

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