Wednesday 2 September 2015

Latest Top DNS Multiple Choice Questions And Answers

41. BIND is a version of DNS that runs on UNIX/Linux.
A. True
B. False
Ans: A

42. When a DNS server resolves a host name to an IP address, what is the process called?
A. |forward lookup
B. |resolution|
C. |reverse lookup|d.|recursive lookup|
Ans: A

43. What DNS record type is responsible for resolving host names to IP addresses?
a.|A|
c.|NS|
b.|MX|
d.|SOA|
Ans: A

44. What DNS record type points to a mail server on a domain?
A.|A|
B.|NS|
C.|MX|
D.|SOA|
Ans: C

45. What DNS record type holds the IP address of a DNS server with information about the domain?
a.|CNAME|
b.|NS|
c.|MX|
d.|SOA|
Ans: B

46. What is the part of the DNS namespace for which a DNS server is responsible?
a.|zone|
b.|SOA|
c.|PTR|
d.|DHCP|
Ans: A

47. When monitoring a DNS server, which type of test sends a query to other name servers for resolution?
A. Simple query
B. Recursive query
C. Forward lookup query
D. Iterative query
Ans: B

48. Which of the following DC resource record types would you look for if trying to troubleshoot workstations not being able to log on to a domain? [Check all correct answers]
A. A
B. CNAME
C. SRV
D. MX
Ans: A,C

49. Under which of the following circumstances could you use Windows 98 clients in a dynamic update situation? 
A. When the Only Secure Updates option is enabled on the DNS server.
B. When the Allow Dynamic Updates? option is set to Yes on the DNS server.
C. When the Enable Updates For DNS Clients That Do Not Support Dynamic Updates option is enabled on the DHCP server.
D. Legacy clients cannot be supported by dynamic update.
Ans: D

50. Which of the following elements is required to successfully install and configure DNS? 
A. DHCP
B. Static IP address
C. Active Directory
D. Windows 2000 clients
Ans: B

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