Understanding Computer Viruses

What is a computer virus?

• A computer virus is a software that protects against malware.

• A computer virus is a type of hardware that enhances computer performance.

• A computer virus is a program that helps in data recovery.

• A computer virus is a malicious program that replicates itself and spreads to other computers.

Can a computer virus be harmful?

• Yes, but only in a virtual environment.

• Yes, a computer virus can be harmful.

• No, a computer virus cannot affect computers.

• No, a computer virus is always beneficial.

What is a worm in computer terms?

• A worm is a network protocol for data transfer.

• A worm is a self-replicating malware that spreads across networks.

• A worm is a type of hardware component.

• A worm is a software that enhances system performance.

What does a Trojan horse do?

• A Trojan horse is a method of data encryption.

• A Trojan horse is a legitimate software application.

• A Trojan horse is a type of physical security device.

• A Trojan horse deceives users to install malicious software that can compromise their systems.

What is a ransomware virus?

• A ransomware virus is malware that deletes files without warning.

• A ransomware virus is a program that speeds up computer performance.

• A ransomware virus is a type of antivirus software.

• A ransomware virus is malware that encrypts files and demands a ransom for their release.

How do viruses spread through email?

• Viruses spread through email by being sent as physical letters.

• Viruses can only spread through social media platforms.

• Viruses are transmitted through email by using postal services.

• Viruses spread through email by being attached to messages or embedded in links, which users may open or click.

Can viruses spread through USB drives?

• Yes, viruses can spread through USB drives.

• No, USB drives cannot carry viruses.

• Viruses can only spread through email attachments.

• Only internet downloads can spread viruses.

What is a phishing attack?

• A phishing attack is a legitimate request for personal information from a bank.

• A phishing attack is a fraudulent attempt to obtain sensitive information by disguising as a trustworthy entity.

• A phishing attack is a type of malware that infects computers.

• A phishing attack is a method of securing sensitive information.

What happens when a computer gets a virus?

• A computer may experience data loss, performance issues, and security breaches.

• The computer will start playing music on its own.

• The computer will become faster and more efficient.

• The computer will automatically fix itself.

How can a virus affect your files?

• A virus can enhance the security of your files.

• A virus can corrupt, delete, or encrypt your files.

• A virus can create backups of your files.

• A virus can improve your file performance.