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Which protocol ensures reliable delivery

  • TCP
  • UDP
  • Both of above
  • None of above

Answer: Option A

Similar Questions :

1. Which protocol uses window flow system

  • UDP
  • TCP
  • FTP
  • None of above

Answer: Option B

2. Which protocol deals with emails

  • FTP
  • SMTP
  • LPD
  • X window

Answer: Option B

3. Which protocol uses both TCP and UDP

  • FTP
  • SMTP
  • Telnet
  • DNS

Answer: Option D

4. TCP/IP reference model contains how many layers

  • 3
  • 4
  • 6
  • 7

Answer: Option B

Explanation:

TCP/IP reference model has four layer

Application Layer
Host to Host
Internet Layer
Network Access

5. 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

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