Data Communication & Networking MCQs Set-10

1. Protocols in which the sender sends one frame and then waits for an acknowledgement before proceeding are called __________
  • sliding window.
  • stop and wait.
  • frame buffer.
  • analog.
2. The data link layer takes the packet it gets from the network layer and encapsulates them into ___________
  • cells
  • frames
  • packet
  • trailer
3. The data link layer takes the packets from _____ and encapsulates them into frames for transmission.
  • network layer
  • physical layer
  • transport layer
  • application layer
4. Which one of the following task is not done by data link layer?
  • framing
  • error control
  • flow control
  • channel coding
5. Protocols in which the sender waits for a positive acknowledgement before advancing to the next data item are often called ___________
  • ARQ
  • PPR
  • ARS
  • PRP
6. The commonly used protocol for webpage transfer is ________
  • HTML
  • HTTP
  • WML
  • WTTP
7. The frames which are intimated for receiving are called ________
  • sending window.
  • receiving window
  • sender
  • receiver
8. The analysis which helps in checking whether the protocol is correct is _________
  • reachability
  • correctness
  • reliability
  • redundancy
9. The IP address of a system can be known using the DOS command _______
  • ipconfir
  • ipconfig
  • ipconf 
  • ipnum
10. Datagrams using header extension are called __________
  • payload
  • trailer
  • datagram packets
  • jumbograms