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Which of the following is the mathematical calculation that is used to verify the validity of a packet?

Which of the following is the mathematical calculation that is used to verify the validity of a packet?

PrepAway - Latest Free Exam Questions & Answers

A.
Cyclical redundancy check (CRC).

B.
Open system interconnection (OSI).

C.
Data link control. (DLC).

D.
Transmission Control Protocol (TCP).

Explanation:
The CRC is an algorithm used to calculate the validity of a packet. It is a checksum used to
determine if there are bit errors on the packet or frame.
Incorrect Answers:

B: OSI is not a mathematical calculation.
C: DLC is a Data Link protocol, it is not a mathematical calculation.
D: TCP is a transport protocol, it is not a mathematical calculation.


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