Which antivirus analysis protocol checks for zero-day malware variants by scanning code layouts for suspicious instructions, rather than relying on established file hashes? MCQ with Answer and Explanation

Question
Which antivirus analysis protocol checks for zero-day malware variants by scanning code layouts for suspicious instructions, rather than relying on established file hashes?
A. Static Signature Identification
B. Dynamic Cryptographic Hashing
C. Heuristic / Behavioral Analysis
D. Database Static Lookup
Answer: Option C
Solution (By JKSSB Mock Tests)
Heuristic analysis checks software patterns and rules of behavior to detect unknown zero-day malware variants that lack established signature profiles.
This question belongs to: Computer Cyber Security
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Practice More Cyber Security Questions

Question #1
Which of the following is an example of a physical security measure in cybersecurity?
A. Installing antivirus software
B. Using encryption
C. Implementing a firewall
D. Using biometric access controls to a data center
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Correct Answer: Option D

Explanation:
Biometric access controls, such as fingerprint or iris scanners, are physical security measures that restrict physical access to sensitive areas like data centers.
This question belongs to: Computer Cyber Security
Question #2
Which administrative security tool establishes a mandatory company rule requiring passwords to contain uppercase letters, numbers, and symbols while expiring every 90 days?
A. Multi-Factor Registry Check
B. Access Control List Matrix
C. Password Policy Enforcement Subsystem
D. Firewall Inspection Script
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Correct Answer: Option C

Explanation:
Password policy modules enforce programmatic rules regarding credential complexity, length, and rotation cycles to defend against automated cracking attempts.
This question belongs to: Computer Cyber Security
Question #3
What is the primary role of a stateful inspection firewall in network security architectures?
A. To encrypt local data storage volumes automatically.
B. To monitor and track the status of active network connections, allowing response packets only from established sessions.
C. To resolve hardware MAC pointers to DNS records.
D. To dynamically isolate viruses inside file sandboxes.
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Correct Answer: Option B

Explanation:
Stateful firewalls maintain connection tables tracking the state of active network interactions, blocking unexpected or unsolicited inbound traffic.
This question belongs to: Computer Cyber Security
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