1. You should always take full backups for better recovery.

❌ True
✅ False

Explanation:
Incremental + differential backups + periodic full backups = best strategy. Full backups every time are unnecessary and inefficient.

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2. Benefits of full disk encryption (Select all)

❌ Prevents ransomware attacks
❌ Makes computer faster
✅ Prevents unauthorized access to storage
✅ Prevents data theft even if the device is stolen

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3. Methods antimalware uses to detect malware (Select all)

✅ Sandbox analysis
✅ Heuristic analysis
✅ Behavioral analysis
❌ Attachment filename

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4. Email tricked you into changing password → can’t log in next day. True statements:

❌ Victim of spam
✅ Victim of social engineering
❌ Victim of malware
✅ Victim of phishing attack

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5. Attack targeting high-profile executives (Select all)

❌ Baiting
✅ Whaling
❌ Spear phishing (targets individuals but not specifically executives)
❌ Cold calling

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6. Role of command-and-control center in malware

❌ Remove malware
❌ Monitor traffic
✅ Coordinate and control infected systems
❌ Encrypt/decrypt info

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7. Meltdown & Spectre vulnerabilities — true statements:

❌ Affect only Intel processors
✅ Exploit hardware vulnerabilities in CPUs
❌ Affect only mobile devices
❌ Can only be exploited through software (hardware flaw triggered via software)

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8. Used to distribute other vulnerabilities in an infected system

⬆️ This describes an:
✅ Exploit kit
❌ Botnet
❌ Rootkit
❌ Trojan

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9. Worms spread by exploiting OS or software vulnerabilities

✅ True
❌ False

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10. Main difference between virus and trojan

❌ Only email transmission
❌ Virus easy to detect, trojan hard
✅ Virus self-replicates; trojan does not
❌ Viruses always more harmful

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🧾 SUMMARY TABLE

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