Understanding Basic Malware Types

What is a computer virus?

• A type of malware that replicates itself and spreads to other computers

• A program that encrypts files and demands a ransom

• A software that displays unwanted advertisements

• A tool used for network monitoring

Which of the following is a characteristic of a worm?

• Requires user action to spread

• Self-replicates without user intervention

• Encrypts files and demands payment

• Monitors user activity secretly

What is the primary impact of ransomware on a computer system?

• Slows down the system performance

• Encrypts files and demands bitcoins for decryption

• Displays unwanted advertisements

• Steals personal information

Which of the following best describes adware?

• Software that encrypts files

• Software that displays unwanted pop ups

• Software that monitors user activity

• Software that spreads through email attachments

What is a common technique used by spyware?

• Encrypting files

• Displaying pop-up ads

• Keylogging to capture user input

• Replicating itself to spread

How does a worm typically spread?

• Through email attachments

• By exploiting network vulnerabilities

• By displaying advertisements

• By encrypting files

What is the main goal of ransomware?

• To display unwanted ads

• To steal personal information

• To demand payment for file decryption

• To monitor user activity

Which type of virus is known for changing its code to avoid detection?

• Boot sector virus

• File infector virus

• Macro virus

• Polymorphic virus

Which of the following is NOT a characteristic of a worm?

• Self-replicating

• Requires user action to spread

• Exploits network vulnerabilities

• Can cause network congestion