Malware (CompTIA 1)

How does a computer virus infect a pc?

• Email attachments
• Attached to files on memory sticks
• Suspicious web links
• All of the above

How can a trojan infect your pc?

• On memory sticks.
• Through email attachments.
• By being disguised as legitimate software.
• Dodgy web links

Which of the following answers refer to the characteristic features of an advertising-supported software? (Select 2 answers)

• Unsolicited or undesired electronic messages

• Advertisements embedded in a computer application

• A type of software commonly referred to as malware

• Malicious program that sends copies of itself to other computers on the network

• A type of software commonly referred to as adware

A computer program containing malicious segment that attaches itself to an application program or other executable component is called:

• Adware

• Spam

• Virus

• Flash cookie

In computer security, the part of malware code responsible for performing malicious action is referred to as:

• Payload

• Frame

• Exploit

• Logic bomb

Malicious software collecting information about users without their knowledge/consent is known as:

• Trojan

• Backdoor

• Virus

• Adware

• Spyware

The term "companion virus" refers to an older type of computer virus which doesn't alter files and works by creating infected companion file with the exact same name as the legitimate program, but with different file extension. The virus takes advantage of the fact that in the old MS-DOS command-line interface executables can be run by providing only the file name which facilitates the execution of infected code by an unaware user.

• True

• False

Which type of files pose the greatest risk related to the distribution of malware?

• .png

• .exe

• .txt

• .pdf

In computer security, an automatic download performed without the user's consent (and often without any notice) aimed at installing malware or potentially unwanted programs is known as a drive-by download.

• True

• False

A collection of zombies is known as:

• Extranet

• Intranet

• Botnet

• Ethernet