Network administration UE Past Papers Questions.

Write the steps followed to detect error in checksum method.

Answer / Solution

UNSOLVED

Why do error correction protocols usually number the packets?

Answer / Solution

UNSOLVED

With an aid of diagram, explain what will happen during data transmission in GO back N error control ARQ if NACK is lost in transit.

Answer / Solution

UNSOLVED

Differentiate between the following

1. Message switching and packet switching
2. CDM and FDM

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UNSOLVED

An 8-bit with binary value 10110011 is tobe encoded using Hamming code.

• What is the binary value after encoding?
• Assume the error occurs at bit 6 show how the receiver is going to detect error.

Answer / Solution

UNSOLVED