ARQ (Automatic Repeat Request) is:
2021
ARQ (Automatic Repeat Request) is:
- A.
Asking question and getting the reply
- B.
Protocol in which the sender waits for positive acknowledgement before advancing to the next data item
- C.
Protocol allows a newly booted workstation to broadcast its Ethernet address
- D.
Protocol allows both manual IP address assignment and automatic assignment
Attempted by 231 students.
Show answer & explanation
Correct answer: B
ARQ = Automatic Repeat reQuest
Used in data communication for error control
Ensures data is correctly received
Types of ARQ:
Stop-and-Wait ARQ
Go-Back-N ARQ
Selective Repeat ARQ