Name Resolution in Practice

6. An A Record contains what?

  • An SOA
  • An IPv4 address
  • An IPv6 address
  • A CNAME

 

7. MX stands for ________.

  • Meta exchange
  • Micro exchange
  • Micro extreme
  • Mail exchange

 

8. A fully qualified domain name can contain how many characters?

  • 63
  • 127
  • 255
  • 64

9. What technique is used to balance traffic across multiple IPs for the same domain?

  • Round robin
  • Quad A record
  • Cycling records
  • CNAME

 

10. Which of the following are part of a Zone File? (select all that apply)

  • NS record
  • SOA
  • FQDN
  • A Record

 

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Devendra Kumar

Project Management Apprentice at Google

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