computer virus

WHAT IS A COMPUTER VIRUS?

• A type of software that improves system performance
  

• A program that can replicate itself and cause damage to files or systems
  

• A hardware component that protects a computer

• A web browser used for secure browsing

Which of the following is a common way that viruses spread?

• Clicking on suspicious email attachments

• Using a password manager

• Regularly updating software

• Backing up data to the cloud

What is a "Trojan horse" in the context of computer viruses?

• A virus that damages the computer’s hardware components.

• A type of virus that looks like a legitimate program but contains malicious code.

• A virus that spreads by modifying boot sectors.iup

• A tool used to scan for viruses.

Which of the following is NOT a common symptom of a computer virus infection?

• Slow computer performance.

• Unexpected pop-up ads.

• Files becoming corrupted or disappearing.

• The operating system being up-to-date.

Which of the following is a type of virus that attaches itself to the boot sector of a storage device?

• Worm

• Macro virus

• Boot sector virus

• Polymorphic virus

Which of the following is a type of computer virus that specifically targets email systems?

• Email virus
• Trojan horse
• Worm virus
• Spyware

A computer virus that damages or deletes files on a hard drive is known as a

• polymorphic virus
• macro virus
• file virus
• boot sector virus

What is the primary purpose of antivirus software?

• To enhance the speed of the computer

• To create backups of files

• To detect and remove malicious software

• To manage system updates

Which of the following is a characteristic of a worm virus?

• It requires user interaction to spread

• It can replicate itself without human intervention

• It is always attached to a host file

• It primarily targets hardware components

What is a common method to prevent computer virus infections?

• Disabling firewall settings

• Regularly updating antivirus software

• Opening unknown email attachments

• Using outdated software