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ICTSM Practice Test: Domain Name System (DNS)
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The Domain Name System (DNS) is a naming system that translates domain names into IP addresses. It's a distributed system that associates information with domain names, which are identification strings.

Related: ICTSM Practice Test: Simple Mail Transfer Protocol (SMTP)

ICTSM Practice Test: Hypertext Transfer Protocol & File Transfer Protocol (HTTP & FTP)

ICTSM Practice Test: Domain Name System (DNS)
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20 Questions

1. The __________ domain is used to map an address to a name
2. Which one of the following allows client to update their DNS entry as their IP address change?
3. DNS database contains _______
4. A full domain name is sequence of labels separated by
5. In a _______ name space, name in this space is a sequence
6. Servers handle requests for other domains _______
7. Which one of the following is not true?
8. Which one of the following is not true?
9. The entire hostname has a maximum of ___________
10. Each node in the tree has a ______, which is a string with a maximum of ________ characters
11. Wildcard domain names start with label_______
12. The entire hostname has a maximum of ___________
13. A full domain name is sequence of labels separated by
14. DNS database contains _______
15. If a server has no clue about where to find the address for a hostname then _______
16. If a label is terminated by null string it is called a __________
17. In a _________name space , each name is made of several parts.
18. In a _________name space , each name is made of several parts.
19. The root of the DNS tree is
20. If a server has no clue about where to find the address for a hostname then _______

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