Protection and Security Questions

MCQ bookmark_border

91.

The pattern that can be used to identify a virus is known as _____________

A

stealth

B

virus signature

C

armoured

D

multipartite

Correct Answer: B

None.

Check Answer report_problem Report forum Discussion

MCQ bookmark_border

92.

Which one of the following is a process that uses the spawn mechanism to revage the system performance?

A

worm

B

trojan

C

threat

D

virus

Correct Answer: A

None.

Check Answer report_problem Report forum Discussion

MCQ bookmark_border

93.

What is a trap door in a program?

A

a security hole, inserted at programming time in the system for later use

B

a type of antivirus

C

security hole in a network

D

none of the mentioned

Correct Answer: A

None.

Check Answer report_problem Report forum Discussion

MCQ bookmark_border

94.

Which one of the following is not an attack, but a search for vulnerabilities to attack?

A

denial of service

B

port scanning

C

memory access violation

D

dumpster diving

Correct Answer: B

None.

Check Answer report_problem Report forum Discussion

MCQ bookmark_border

95.

File virus attaches itself to the _____________

A

source file

B

object file

C

executable file

D

all of the mentioned

Correct Answer: C

None.

Check Answer report_problem Report forum Discussion

MCQ bookmark_border

96.

Multipartite viruses attack on _____________

A

files

B

boot sector

C

memory

D

all of the mentioned

Correct Answer: D

None.

Check Answer report_problem Report forum Discussion

MCQ bookmark_border

97.

In asymmetric encryption _____________

A

same key is used for encryption and decryption

B

different keys are used encryption and decryption

C

no key is required for encryption and decryption

D

none of the mentioned

Correct Answer: B

None.

Check Answer report_problem Report forum Discussion

MCQ bookmark_border

98.

What is true regarding

A

Its a method to confine users to one side of a boundary

B

It can protect Operating system from one user

C

It cannot protect users from each other

D

All of the mentioned

Correct Answer: D

None.

Check Answer report_problem Report forum Discussion

MCQ bookmark_border

99.

What is not true regarding

A

It is implemented via hardware register

B

It doesn

C

It good to protect OS from abusive users

D

Its implementation is unrestricted and can take any amount of space in Operating system.

Correct Answer: D

None.

Check Answer report_problem Report forum Discussion

MCQ bookmark_border

100.

What is correct regarding

A

It is a process of taking a program as if it began at address 0

B

It is a process of taking a program as if it began at address 0A

C

Fence cannot be used within relocation process

D

All of the mentioned

Correct Answer: A

None.

Check Answer report_problem Report forum Discussion