Which one of the following operates at the session, transport, or network layer of the Open System Interconnection (OSI) model?

Which one of the following operates at the session, transport, or network layer of the Open System
Interconnection (OSI) model?

Which one of the following operates at the session, transport, or network layer of the Open System
Interconnection (OSI) model?

A.
Data at rest encryption

B.
Configuration Management

C.
Integrity checking software

D.
Cyclic redundancy check (CRC)

Explanation:

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Nobody

Nobody

CRC works in Layer 2 of OSI. Answer is wrong.

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SOMEBODY

SOMEBODY

A and B look obviously wrong and not related to the question and OSI model. D is wrong since CRC works at layer 1. Remaining answer is C.

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