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21-30 question
21-30
| Question | Answer |
|---|---|
| 21. What types of malware can you name? | / Types of malware include viruses, worms, trojans, spyware, and ransomware. / |
| 22. What is a worm? | / A worm is a self-replicating malware that spreads across networks without human intervention. / |
| 23. What is a virus? | / A virus is a malicious program that attaches to files and spreads when the infected files are shared or executed. / |
| 24. What are the most common ways to protect your PC? | / Common ways to protect a PC include using antivirus software, firewalls, regular updates, and secure passwords. / |
| 25. What types of cybercrime can you name? | / Types of cybercrime include phishing, identity theft, hacking, and ransomware attacks. / |
| 26. What is the difference between viruses and worms? | / The difference between viruses and worms is that worms spread independently, while viruses need a host file to spread. / |
| 27. What is the function of the jump instruction? | / The jump instruction directs the program’s flow by moving control to a different code location. / |
| 28. What are the main parts of the virus code? Name four parts. | / The main parts of virus code include replication, trigger, payload, and camouflage. / |
| 29. What is the effect of a virus patching the operating system? | / A virus that patches the operating system may create vulnerabilities or alter its behavior, often compromising security. / |
| 30. How does a Trojan differ from a virus? | / A Trojan appears as legitimate software but contains malicious code, unlike a virus that attaches itself to other files. / |