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MCQ

Q.

How does an antivirus of today identify viruses?

A

Previously known patterns

B

It can detect unknown patterns

C

It can take high priority to increase scanning speed

D

None of the mentioned

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MCQ

1.

What is known as masquerading?

A

When one participant in communication pretends to be someone else

B

When attacker modifies data in communication

C

When attack is of fraudulent repeat of a valid data

D

When attack gains access to remote systems

Discussion

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2.

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

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3.

What is used to protect network from outside internet access?

A

A trusted antivirus

B

24 hours scanning for virus

C

Firewall to separate trusted and untrusted network

D

Deny users access to websites which can potentially cause security leak

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4.

From the following, which is not a common file permission?

A

Write

B

Execute

C

Stop

D

Read

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5.

What are the two features of a tripwire file system?

A

It is a tool to monitor file systems

B

It is used to automatically take corrective action

C

It is used to secure UNIX system

D

None of the mentioned

Discussion

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