Viruses and Antiviruses Quiz

What is the main purpose of a computer virus?

• To protect the computer system

• To prevent malicious software

• To replicate and execute itself

• To scan files

Answer explanation

The main purpose of a computer virus is to replicate and execute itself.

What is the main purpose of an antivirus software?

• To harm the computer system

• To prevent malicious software

• To replicate and execute itself

• To detect and eliminate computer viruses

Answer explanation

The main purpose of antivirus software is to detect and eliminate computer viruses.

Which of the following is an example of a computer virus?

• Norton

• Bit defender

• ILOVEYOU

• TotalAV

Answer explanation

ILOVEYOU is an example of a computer virus. It is a notorious worm that spread through email and caused widespread damage in 2000.

What is the main function of an antivirus software?

• To harm the computer system

• To replicate and execute itself

• To scan files

• To protect the computer system from viruses

Answer explanation

The main function of an antivirus software is to protect the computer system from viruses.

What is the primary function of a firewall, and how does it help protect Liam, Sophia, and Zoe's computer systems?

• To protect the computer system from viruses

• To replicate and execute itself

• To scan files

• To monitor and control incoming and outgoing network traffic

Answer explanation

A firewall's primary function is to monitor and control incoming and outgoing network traffic, which helps protect Liam, Sophia, and Zoe's computer systems.

What is the main purpose of a firewall?

• To prevent malicious software

• To monitor and control incoming and outgoing network traffic

• To replicate and execute itself

• To scan files

Answer explanation

The main purpose of a firewall is to monitor and control incoming and outgoing network traffic.

Which of the following is an example of a trojan horse?

• Avast One

• WannaCry

• Bitdefender

• Horse Trojan

Answer explanation

A trojan horse is a type of malware that disguises itself as a legitimate program or file. 'Horse Trojan' is an example of a trojan horse.

What is the main function of a firewall?

• To protect the computer system from viruses

• To monitor and control incoming and outgoing network traffic

• To scan files

• To replicate and execute itself

Answer explanation

The main function of a firewall is to monitor and control incoming and outgoing network traffic.