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Basic nslookup Operation - Quiz

Each question is worth one point. Select the best answer or answers for each question.
 
1. What is the purpose of the nslookup program?
Please select the best answer.
  A. To provide operating system and architecture information from the DNS database
  B. To specify an IP address-to-host name mapping
  C. To define a specific machine’s alias
  D. To probe the DNS database and generate name server queries

2. What does the phrase non-authoritative answer in the nslookup output mean?
Please select the best answer.
  A. The information in the nslookup output is probably false
  B. The information in the output was obtained from a server cache
  C. The nslookup program is not finding any information at all
  D. The nslookup program cannot find a name server to query

3. How can you use nslookup to list an entire zone?
Please select the best answer.
  A. By instructing it to use a different name server with the server command
  B. By instructing it to find the SOA and HINFO record types
  C. By using it as a secondary server for the zone and requesting a file transfer
  D. By instructing it to list authority information and additional information

Correct answers:

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