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Which protocol deals with resolving domain names

  • X-Window
  • SMTP
  • DNS
  • FTP

Answer: Option C

Similar Questions :

1. Which IP is reserved for loopback testing

  • 192.168.0.0
  • 10.255.255.255
  • 255.0.0.0
  • None of above

Answer: Option D

Explanation:

127.0.0.1 is reserved for loopback testing

2. Which protocol uses window flow system

  • UDP
  • TCP
  • FTP
  • None of above

Answer: Option B

3. Telnet

  • allows user to connect client machine
  • transferring files
  • sharing files
  • none of above

Answer: Option A

4. Which class is given wrong here ?

  • CLASS A = 1 to 126
  • CLASS B = 128 to 191
  • CLASS C = 192 to 220
  • CLASS D = 224 to 239 (Multicasting)
  • CLASS E = 240 to 255 (Research)

Answer: Option C

Explanation:

CLASS C is from 192 to 223

5. Which layer of TCP/IP stack is equivalent to transport layer of OSI

  • Application layer
  • Host to Host layer
  • Internet
  • Network access

Answer: Option B

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