C7 Computer Viruses

Rahul's computer has been acting strangely lately. What is malware?

• Malware is a type of hardware used in computers.

• Malware refers to software that enhances system performance.

• Malware is malicious software intended to damage or disrupt systems.

• Malware is a security feature designed to protect systems.

Mira is studying cybersecurity and needs to identify different types of malware. Can you name three types of malware?

• Adware

• Viruses, Worms, Ransomware

• Trojan Horse

• Spyware

Aditi received an email from a friend with an attachment. She opened it without thinking twice. How do computer worms spread?

• Computer worms can only spread via social media platforms.

• Computer worms spread by exploiting software vulnerabilities, network connections, email attachments, and removable media.

• Computer worms spread through physical contact with infected devices.

• Computer worms are primarily spread by user error in software installation.

In a computer science class, Arjun is explaining the difference between a worm and a virus to his classmates.

• Worms and viruses are the same and spread in identical ways.

• A worm is self-replicating and spreads independently, while a virus requires a host file and user action to propagate.

• A worm is a type of virus that requires a host file.

• A virus can replicate independently without a host.

Myra received an email claiming to be from her bank, asking her to verify her account information. What is a Trojan horse in computer security?

• A Trojan horse is a hardware device used for network security.

• A Trojan horse is a type of antivirus software that protects against malware.

• A Trojan horse is a type of malware that pretends to be a legitimate application to deceive users.

• A Trojan horse is a legitimate software update that enhances system performance.

Aanya received an email with an attachment that seemed harmless. How can a Trojan horse harm her computer?

• A Trojan horse can enhance Aanya's internet speed.

• A Trojan horse can steal data, install malware, or provide unauthorized access to Aanya's computer.

• A Trojan horse can improve Aanya's computer's performance.

• A Trojan horse can protect Aanya's data from viruses.

Myra's computer was infected with ransomware. What are the main characteristics of ransomware?

• Main characteristics of ransomware include file encryption, ransom demand, data exfiltration, and urgency in payment.

• User authentication requirements

• Automatic software updates

• File backup and recovery

Naira's computer was infected with ransomware. How does ransomware typically operate?

• Ransomware provides free decryption tools after a certain period.

• Ransomware encrypts files on a victim's system and demands a ransom for decryption.

• Ransomware only affects mobile devices and not computers.

• Ransomware deletes files permanently without any recovery options.

Shaan is trying to understand the difference between adware and spyware. Can you help him?

• Adware displays ads; spyware collects personal information.

• Adware is a type of malware that infects systems; spyware is harmless.

• Adware is used for system optimization; spyware is for enhancing user experience.

• Adware collects personal information; spyware displays ads.

Akhil noticed that his computer was running slower than usual. He started to wonder how adware could affect his computer experience.

• Adware provides helpful software updates regularly.

• Adware only affects mobile devices, not computers.

• Adware can slow down your computer, display intrusive ads, and compromise your privacy.

• Adware improves system performance and speed.