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Networking Multiple Choice Questions and Answers 58

286. Protocols in which the sender sends one frame and then waits for an acknowledgement before proceeding are called __________
(A)sliding window.
(B)stop and wait.
(C)frame buffer.
(D)analog.

287. The data link layer takes the packet it gets from the network layer and encapsulates them into ___________
(A)cells.
(B)frames.
(C)packet.
(D)trailer.

288. The number of bit positions in which the code words differ is called _______
(A)code distance.
(B)hamming distance
(C)flow control.
(D)error pulse.

289. Polynomial code is also known as __________
(A)ARC.
(B)BRC.
(C)CRC.
(D)DRC.

290. Protocols in which the sender waits for a positive acknowledgement before advancing to the next data item are often called ___________
(A)ARQ.
(B)PPR.
(C)ARS.
(D)PRP.