4120Chapter10 – Flashcards
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1. Which type of forward lookup zone exists on a DNS server that acts as a backup? Select one: a. reverse b. primary c. secondary d. backup
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c. secondary
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2. Including the separators, what is the maximum number of characters allowed by the DNS naming convention? Select one: a. 128 b. 15 c. 255 d. 80
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c. 255
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3. Which of the following would confirm that you have a DNS problem? Select one: a. The DNS resolver cache is empty. b. Ping does not work with either an IP address or a Web site address. c. Ping returns a "request timed out" message. d. Ping works with the IP address but not with the FQDN.
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d. Ping works with the IP address but not with the FQDN.
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4. Which type of DNS allows the zone information to be stored across multiple domain controllers? Select one: a. recursive zones b. primary zones c. secondary zones d. Active Directory-integrated zones
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d. Active Directory-integrated zones
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5. What kind of DNS server has no responsibility for giving the names of its clients to other DNS servers? Select one: a. cache-only server b. DHCP server c. WINS server d. authoritative server
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a. cache-only server
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6. What term best describes the way the DNS name space is organized? Select one: a. tree-like b. domain c. flat d. hierarchical
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d. hierarchical
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7. Which of the following is a situation in which a network with NetBIOS clients would not need to use WINS? Select one: a. It can broadcast across its entire network. b. It includes Windows 9x systems that are not DNS clients. c. It is running NetBIOS d. It is part of a larger network with multiple segments.
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a. It can broadcast across its entire network.
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8. What program, available with Windows (except 9x), Linux, and NetWare, provides all types of information from a DNS server and allows you to change how your system uses DNS? Select one: a. tracert b. ipconfig c. nslookup d. winipcfg
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c. nslookup
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9. Which of the following is the latest version of Microsoft's folder- and printer-sharing protocol? Select one: a. CIFS b. NetBIOS c. WINS d. NetBIOS/NetBEUI
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a. CIFS
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10. Which of the following characters is not permitted in a DNS domain or host name? Select one: a. Numbers b. Upper and lower case letters c. Spaces d. Hyphens
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c. Spaces
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12. Which of the following is true of the names in a flat name space? Select one: a. All must be the same length. b. All must have a common part. c. Each must include the domain name. d. Each must be unique.
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d. Each must be unique.
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13. How do WINS servers learn the NetBIOS names of computers on the network? Select one: a. The server uses the LMHOSTS file. b. The computers broadcast their names. c. The computers register their names with the WINS server. d. Through DNS name resolution.
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c. The computers register their names with the WINS server.
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14. What is the best tool for testing DNS? Select one: a. ping b. tracert c. ipconfig d. nslookup
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a. ping
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15. Which is the correct sequence according to the DNS naming convention? Select one: a. domain.root.host b. root.domain.host c. host.domain.root d. domain.host.root
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c. host.domain.root
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16. On an authoritative DNS server, what are the storage areas called that hold the IP addresses and names of systems for a particular domain or domains? Select one: a. Start of Authority b. forward lookup zones c. DNS cache d. cached lookups
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b. forward lookup zones
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17. How is the address 127.0.0.1 listed in the HOSTS file? Select one: a. localhost b. loopback c. gateway d. root
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a. localhost
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18. Which file requires manual updates if Dynamic DNS is not used? Select one: a. HOST files b. LMHOSTS files c. zone files d. CNAME files
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c. zone files
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19. How does NetBIOS identify a computer system on the network? Select all that apply. Select one: a. By using a port number b. By using the IP address c. By using a computer name d. By using the MAC address
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c. By using a computer name
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20. Which of the following is the record type for an authoritative DNS server? Select one: a. FQDN b. A c. BIND d. SOA
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d. SOA
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21. Which service would allow home or office networks that may change IP addresses to be contacted via domain names? Select one: a. NetBIOS over TCP/IP b. Dynamic DNS c. ARP d. WINS
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b. Dynamic DNS
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22. What enables a DNS server to determine an FQDN by knowing the IP address? Select one: a. WINS b. reverse lookup zones c. forward lookup zones d. cached lookup
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b. reverse lookup zones
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23. What command can you use to check the current NetBIOS name cache to see if it has provided inaccurate addresses to the WINS client? Select one: a. nbtstat -c b. winipcfg/renew c. ifconfig eth0 up d. nslookup -c
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a. nbtstat -c
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24. Which of the following statements is true about DNS root servers? Select one: a. They are directly below the top-level domain server. b. They handle all the name resolution tasks of the Internet. c. They have the complete definitive name resolution table. d. They do not know any IP addresses.
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c. They have the complete definitive name resolution table.
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25. What type of server resolves NetBIOS names to IP addresses? Select one: a. DNS b. DHCP c. ARP d. WINS
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d. WINS
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26. Which of the following is not part of a fully qualified domain name (FQDN)? Select one: a. the host name b. the second-level domain name c. the IP address d. the top-level domain name
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c. the IP address
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27. Which of the following is not a top-level domain name? Select one: a. .mil b. .html c. .net d. .com
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b. .html
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28. Which two of the following represent two strategies Microsoft used to solve the problem of resolving NetBIOS names to IP addresses without using broadcasting? Select one: a. LMHOSTS and DNS b. WINS and LMHOSTS c. ARP and LMHOSTS d. DNS and ARP
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b. WINS and LMHOSTS
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29. Which technology allows DNS clients to automatically update DNS servers? Select one: a. HOSTS b. WINS c. Dynamic DNS d. NetBIOS
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c. Dynamic DNS
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30. Which of the following is the most common WINS/NetBIOS problem? Select one: a. The client does not know the IP address of the WINS server b. The WINS proxy agent is not working. c. Two systems share the same name. d. The LMHOSTS file is corrupted.
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c. Two systems share the same name.
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31. Which statement is true about NetBIOS name broadcasts? Select one: a. The host sends the message to the router. b. The host sends the message to the designated destination only. c. The host sends the message to all machines on the local network. d. The host sends the message to the default gateway.
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c. The host sends the message to all machines on the local network.
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32. What command-line command allows you to see other NetBIOS systems? Select one: a. netstat b. nbtstat c. net view d. net send
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c. net view
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33. In the syntax for a domain name, what character or characters separates a domain name from its subdomains? Select one: a. / b. .. c. d. //
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b. ..
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34. Which technology allows DNS servers to query DHCP servers for host IP addresses? Select one: a. LMHOSTS files b. WINS c. HOSTS files d. Dynamic DNS
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d. Dynamic DNS
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35. What organization oversees the registration of domain names? Select one: a. IETF b. ICANN c. IEEE d. IANA
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b. ICANN
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36. What is the term for the servers just below the DNS root servers? Select one: a. WINS server b. domain controllers c. top-level domain servers d. second-level domain server
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c. top-level domain servers
