Computer Viruses and Prevention Quiz

What is a computer virus?

• A network security protocol

• A legitimate software program

• A malicious software designed to replicate and spread

• A type of hardware malfunction

What distinguishes a worm from a virus?

• A worm requires a host program to run

• A worm can replicate without a host program

• A worm only spreads through email

• A worm is less harmful than a virus

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

• Frequent crashes

• Increased battery life

• Slow computer performance

• Unusual error messages

What type of virus infects the boot sector of storage devices?

• Boot Sector Virus

• Polymorphic Virus

• Macro Virus

• File Infector Virus

Which virus deletes the original file and replaces it with a new infected version?

• Resident Virus

• Direct Action Virus

• Overwrite Virus

• Multipartite Virus

What is the ILOVEYOU virus known for?

• Spreading through infected Word documents

• Being a ransomware virus

• Targeting industrial control systems

• Causing $10 billion in damages via email

Which of the following is a characteristic of a Polymorphic Virus?

• It requires user action to spread

• It attaches to executable files

• It changes its code each time it infects a new file

• It infects the boot sector

What does anti-virus software do?

• Only scans for hardware issues

• Increases computer speed

• Protects against viruses and malware

• Replicates itself to spread

Which virus is known for exploiting Windows vulnerabilities to create a botnet?

• CryptoLocker

• Mydoom

• Sasser

• Conficker

What is a common function of anti-virus software?

• Backing up files automatically

• Real-time scanning of files

• Creating new viruses

• Increasing internet speed