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During an audit of a telecommunications system the IS
auditor finds that the risk of intercepting data transmitted
to and from remote sites is very high. The MOST effective
control for reducing this exposure is:
A. encryption.
B. callback modems.
C. message authentication.
D. dedicated leased lines.
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Answer / ddd
message authentication could be one other safe way along
with encryption, as said by the abive guest, wherein the
user needs to set some authentication thus ensuring only
proper persons are in the transmission of data.
| Is This Answer Correct ? | 2 Yes | 0 No |
Answer / guest
Answer: A
Encryption of data is the most secure method. The other
methods are less secure, with leased lines being possibly
the least secure method.
| Is This Answer Correct ? | 2 Yes | 2 No |
An advantage in using a bottom-up versus a top-down approach to software testing is that: A. interface errors are detected earlier. B. confidence in the system is achieved earlier. C. errors in critical modules are detected earlier. D. major functions and processing are tested earlier.
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