Network Security Questions

MCQ bookmark_border

31.

Message ________ means that the sender and the receiver expect privacy

A

confidentiality

B

integrity

C

authentication

D

none of the above

Correct Answer: A

None.

Check Answer report_problem Report forum Discussion

MCQ bookmark_border

32.

Message_____ means that the data must arrive at the receiver exactly as sent

A

confidentiality

B

integrity

C

authentication

D

none of the above

Correct Answer: B

None.

Check Answer report_problem Report forum Discussion

MCQ bookmark_border

33.

Message _______ means that the receiver is ensured that the message is coming from the intended sender, not an imposter

A

confidentiality

B

integrity

C

authentication

D

none of the above

Correct Answer: C

None.

Check Answer report_problem Report forum Discussion

MCQ bookmark_border

34.

________ means that a sender must not be able to deny sending a message that he sent.

A

Confidentiality

B

Integrity

C

Authentication

D

Nonrepudiation

Correct Answer: D

None.

Check Answer report_problem Report forum Discussion

MCQ bookmark_border

35.

_______ means to prove the identity of the entity that tries to access the system's resources.

A

Message authentication

B

Entity authentication

C

Message confidentiality

D

none of the above

Correct Answer: B

None.

Check Answer report_problem Report forum Discussion

MCQ bookmark_border

36.

A(n) _________ can be used to preserve the integrity of a document or a message.

A

message digest

B

message summary

C

encrypted message

D

none of the above

Correct Answer: A

None.

Check Answer report_problem Report forum Discussion

MCQ bookmark_border

37.

A(n) ________function creates a message digest out of a message.

A

encryption

B

decryption

C

hash

D

none of the above

Correct Answer: C

None.

Check Answer report_problem Report forum Discussion

MCQ bookmark_border

38.

A hash function must meet ________ criteria.

A

two

B

three

C

four

D

none of the above

Correct Answer: B

None.

Check Answer report_problem Report forum Discussion

MCQ bookmark_border

39.

A _______ message digest is used as an MDC.

A

keyless

B

keyed

C

either (a) or (b)

D

neither (a) nor (b)

Correct Answer: A

None.

Check Answer report_problem Report forum Discussion

MCQ bookmark_border

40.

. To authenticate the data origin, one needs a(n) _______.

A

MDC

B

MAC

C

either (a) or (b)

D

neither (a) nor (b)

Correct Answer: B

None.

Check Answer report_problem Report forum Discussion