IT English Essentials: Unit 9 - Quiz 1

What are the different types of computer viruses?

• trojan horses

• worms

• logic bombs

• file infectors, macro viruses, boot sector viruses, polymorphic viruses, ransomware

How do malware propagate through systems?

• Malware propagate through systems by exploiting vulnerabilities in software, using social engineering tactics like phishing emails, infected USB drives, or malicious websites, and by leveraging network vulnerabilities to spread across connected devices.

• Malware propagate through systems by using carrier pigeons to transfer malicious code.

• Malware propagate through systems by spreading through telepathic communication.

• Malware propagate through systems by sending physical letters to users with infected content.

What is the impact of malware on computer systems?

• Malware can cause data loss, system slowdown, unauthorized access, and financial loss.

• Malware can increase computer lifespan

• Malware can enhance data security

• Malware can improve system performance

What are some preventative measures against computer viruses?

• Never update antivirus software

• Click on all email attachments and links

• Visit suspicious websites regularly

• Install antivirus software, keep it updated, be cautious of email attachments and links, avoid suspicious websites, regularly back up data, use strong passwords.

Can you name a famous malware attack and describe its impact?

• ILOVEYOU virus - targeted personal computers

• Heartbleed virus - caused widespread data leaks

• Melissa virus - disrupted email systems globally

• WannaCry ransomware attack

What is the difference between computer viruses and worms?

• Computer viruses only spread through networks

• Worms can only infect files

• Computer viruses and worms are the same thing

• Computer viruses attach to files and replicate when executed, while worms are standalone programs that self-replicate and spread across networks.

Explain the concept of Trojan horses in the context of malware.

• Trojan horses are malware disguised as legitimate software to deceive users and gain unauthorized access to their systems.

• Trojan horses are harmless software used for educational purposes.

• Trojan horses are always detected by antivirus software.

• Trojan horses are used to protect computers from viruses.

What is ransomware and how does it work?

• Ransomware is a type of malicious software that encrypts a victim's files and demands payment for their release.

• Ransomware is a type of antivirus software that protects files from encryption.

• Ransomware is a type of hardware used to store encrypted files.

• Ransomware is a type of social media platform that demands payment for access to files.

How can social engineering be used to spread malware?

• By using carrier pigeons to deliver infected messages

• By tricking individuals into clicking on malicious links or downloading infected attachments through methods like phishing emails, fake websites, or impersonating trusted entities.

• By sending physical letters with infected USB drives enclosed

• By spreading malware through telepathic communication

Discuss the role of antivirus software in protecting against malware.

• Antivirus software is only useful for speeding up the computer

• Antivirus software can cause more harm than good by deleting important files

• Antivirus software is unnecessary as malware is not a real threat

• Antivirus software helps in detecting and removing malware, preventing infections, and safeguarding the system from cyber threats.