Which security measure involves using multiple layers of security controls throughout an IT infrastructure so that if one defense fails, others are in place to block the attack? MCQ with Answer and Explanation

Which security measure involves using multiple layers of security controls throughout an IT infrastructure so that if one defense fails, others are in place to block the attack?
A. Zero Trust Model
B. Least Privilege Architecture
C. Defense in Depth / Layered Security
D. Stateful Inspection Framework
Answer: Option C
Solution (By JKExamLibrary)
Defense in Depth employs a variety of layered technical, administrative, and physical controls to secure organization assets and eliminate single points of security failure.

This question belongs to: Computer Cyber Security

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Which malicious software strain automatically floods a user’s computer monitor with pop-up marketing window sequences, often slowing system performance and bundling tracker cookies secretly?
A. Ransomware Core
B. Computer Worm
C. Adware
D. Rootkit Module

Correct Answer: Option C


Explanation:
Adware is code optimized to continuously display advertisement matrices on client screens, often bundled with browser add-ons without transparent consent.

This question belongs to: Computer Cyber Security
Question #2 Report Error
What is the primary role of a stateful inspection firewall in network security architectures?
A. To monitor and track the status of active network connections, allowing response packets only from established sessions.
B. To resolve hardware MAC pointers to DNS records.
C. To encrypt local data storage volumes automatically.
D. To dynamically isolate viruses inside file sandboxes.

Correct Answer: Option A


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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Which of the following is a common method to secure data in transit?
A. Using a firewall
B. Using SSL/TLS encryption
C. Using antivirus software
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Correct Answer: Option B


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SSL/TLS encryption secures data as it travels across networks, protecting it from interception and tampering.

This question belongs to: Computer Cyber Security