Understanding Antivirus Software

The video explains how computer viruses and malware operate, spread, and the damage they can cause. It discusses various types of malware, including ransomware and spyware, and highlights the importance of antivirus software in preventing these threats. The video details how antivirus programs work, using techniques like heuristic analysis and sandboxing, and emphasizes the need for a multi-pronged approach to combat sophisticated malware. It also warns against fake antivirus software and stresses the importance of choosing a reliable, resource-efficient antivirus solution.

What is the primary purpose of antivirus software?

• To protect against malware

• To speed up your computer

• To organize files

• To improve internet speed

How do viruses typically spread across networks?

• Through legitimate files like email attachments

• By physically damaging hardware

• By slowing down internet speed

• Through social media posts

What is ransomware designed to do?

• Speed up your computer

• Organize your files

• Lock your device and demand payment

• Improve your internet speed

Which of the following is NOT a type of malware?

• Worms

• Trojans

• Firewalls

• Spyware

What is the main method used by antivirus software to detect known malware?

• Cross-checking definition files in a database

• Improving internet speed

• Organizing files

• Slowing down the computer

What is heuristic analysis in the context of antivirus software?

• A method to speed up the computer

• A technique to detect malware by combining related signatures

• A method to improve internet speed

• A way to organize files

What is the purpose of a sandbox in antivirus software?

• To improve internet speed

• To organize files

• To speed up the computer

• To test new software in a contained environment

How does machine learning enhance antivirus software?

• By speeding up the computer

• By improving internet speed

• By predicting and stopping malware based on previous actions

• By organizing files

What is a potential downside of some antivirus software?

• It improves internet speed

• It can cause false alarms

• It organizes files

• It speeds up the computer

What should you look for in an effective antivirus software?

• Complex user interface

• High cost

• Ease of use and low resource consumption

• Infrequent updates