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Chapter 6: Computer Viruses

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Questions and Answers

What is the main purpose of a computer virus?

To protect the computer from external threats

To replicate itself and infect a computer without the user's knowledge (correct)

To improve the performance of other programs and data

To provide additional features to the computer

Which type of virus resides in the boot sector of a floppy disk or the master boot record of a hard disk?

Worm virus

File virus

Trojan horse virus

Boot sector virus (correct)

What is the general term for any software used to disrupt computer operation, gather sensitive information, or gain access to private computer systems?

Adware

Spyware

Malware (correct)

Ransomware

What are some symptoms of a virus-infected computer? Select all that apply.

System slows down Signup and view all the answers

What is the definition of malware?

Any software used to disrupt computer operation or gather sensitive information Signup and view all the answers

What type of malware generates pop-ups that resemble Windows system messages and usually purports to be antivirus or antispyware software?

Scare-ware Signup and view all the answers

Which type of virus modifies its program code each time it attaches itself to another program or file, making it difficult for antivirus utilities to detect it?

Polymorphic virus Signup and view all the answers

In what way does a logic bomb differ from a time bomb?

A logic bomb activates when it detects a certain condition, while a time bomb activates on a particular date. Signup and view all the answers

What is the primary method through which viruses are spread via e-mail?

E-mail attachments Signup and view all the answers

What is the recommended precaution to prevent virus infection when dealing with floppy disks?

Scan all floppy disks and files for possible virus infection before opening them. Signup and view all the answers

Chapter 6: Computer Viruses

Choose a study mode

Podcast

Questions and Answers

What is the main purpose of a computer virus?

Which type of virus resides in the boot sector of a floppy disk or the master boot record of a hard disk?

What is the general term for any software used to disrupt computer operation, gather sensitive information, or gain access to private computer systems?

What are some symptoms of a virus-infected computer? Select all that apply.

What is the definition of malware?

What type of malware generates pop-ups that resemble Windows system messages and usually purports to be antivirus or antispyware software?

Which type of virus modifies its program code each time it attaches itself to another program or file, making it difficult for antivirus utilities to detect it?

In what way does a logic bomb differ from a time bomb?

What is the primary method through which viruses are spread via e-mail?

What is the recommended precaution to prevent virus infection when dealing with floppy disks?

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