The answers to the Chapter Review Questions can be found in Appendix A.
1. You have just set up a network that will use the TCP/IP protocol, and you want client computers to automatically obtain IP configuration information. Which type of server do you need for this?
A. DNS
B. DHCP
C. Domain controller
D. IP configuration server
2. You have a computer with the IP address 171.226.18.1. What class is this address?
A. Class A
B. Class B
C. Class C
D. Not a valid IP address
3. Which TCP/IP protocol uses port 80?
A. HTTP
B. HTTPS
C. Telnet
D. POP3
4. What is the maximum number of IPv6 addresses that can be assigned to one IPv6 interface?
A. One (unicast)
B. Two (unicast and anycast)
C. Three (unicast, anycast, and multicast)
D. None of the above
5. Which of the following are valid examples of IPv6 addresses? (Choose two.)
A. 2001:0db8:3c4d:0012:0000:0000:1234:56ab
B. ::ffff:c0a8:173
C. 2001:db8:3c4d:12::1234:56ab
D. 2001::1ab4::5468
6. Which of the following IP addresses would not be valid for a DNS server on the Internet?
A. 10.25.11.33
B. 18.33.66.254
C. 155.118.63.11
D. 192.186.12.2
7. The workstations on your network are configured to use a DHCP server. One of the workstations can’t communicate with other computers. Its IP address is 169.254.1.18. What could be the problem?
A. The subnet mask is wrong.
B. It has a private IP address.
C. The default gateway is wrong.
D. It can’t reach the DHCP server.
8. Which of the following protocols is responsible for sending email?
A. IMAP4
B. POP3
C. SMTP
D. SNMP
9. What port does the RDP protocol work on?
A. 53
B. 143
C. 389
D. 3389
10. Which two TCP/IP protocols work at the Host-to-Host layer of the DOD model? (Choose two.)
A. IP
B. ARP
C. TCP
D. UDP
11. What are two advantages that TCP has over UDP? (Choose two.)
A. Acknowledged delivery
B. Faster delivery
C. Lower overhead
D. Virtual circuits
12. Your friend is concerned about the security of making an online purchase. What should you tell him to look for in the address bar of the web browser?
A. HTTP
B. HTTPS
C. SSH
D. SFTP
13. You are manually configuring a TCP/IP host. Another administrator gives you the router’s IP address. What is the TCP/IP term for this?
A. Default gateway
B. Subnet mask
C. DNS server
D. DHCP server
14. Your network is running IPv4. Which of the configuration options are mandatory for your host to communicate on the network? (Choose two.)
A. IP address
B. Subnet mask
C. Default gateway
D. DNS server address
15. Which of the following protocols is used for secure delivery of email?
A. SMTP
B. SNMP
C. POP3
D. IMAP4
16. Which protocol was developed to be a secure alternative to Telnet?
A. SMB
B. SSH
C. SNMP
D. SFTP
17. Which of the following protocols uses TCP port 23?
A. Telnet
B. SSH
C. FTP
D. DNS
18. Which of the following is an IPv6 broadcast address?
A. ::1
B. FE80::
C. FF00::
D. ::FFFF
E. None of the above
19. You are setting up a small network that will not connect to the Internet. You want computers to be able to locate each other by using hostnames. What service will do this?
A. DNS
B. DHCP
C. FTP
D. APIPA
20. Which of the following protocols is responsible for resolving IP addresses to hardware addresses?
A. DNS
B. DHCP
C. ARP
D. RARP
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