Which of the following is a control over component
communication failure/errors?
A. Restricting operator access and maintaining audit trails
B. Monitoring and reviewing system engineering activity
C. Providing network redundancy
D. Establishing physical barriers to the data transmitted
over the network
Answer Posted / guest
Answer: C
Redundancy, by building some form of duplication into the
network components, such as a link, a router, a switch to
prevent loss, delays, or data duplication is a control over
component communication failure or error. Other related
controls are loop/echo checks to detect line errors, parity
checks, error correction codes and sequence checks. Choices
A, B and D are communication network controls.
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