Which defensive security strategy isolates an unverified, suspicious executable file inside a restricted virtual space to monitor its runtime behavior safely without risking the main host OS? MCQ with Answer and Explanation

Which defensive security strategy isolates an unverified, suspicious executable file inside a restricted virtual space to monitor its runtime behavior safely without risking the main host OS?
A. Data Mirroring
B. Firewall Rule Listing
C. Sandboxing
D. Heuristic Patching
Answer: Option C
Solution (By JKSSB Mock Tests)
Sandboxing creates a secure, isolated runtime wrapper where untrusted applications can execute safely while security tools analyze their behavior indicators for anomalies.

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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. Rootkit Module
B. Computer Worm
C. Ransomware Core
D. Adware

Correct Answer: Option D


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

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Question #2
What is the primary purpose of a firewall in a computer network?
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Correct Answer: Option A


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A firewall monitors and controls incoming and outgoing network traffic based on predetermined security rules.

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Correct Answer: Option C


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A vulnerability scanner is a tool that automatically scans systems and networks to identify security weaknesses, such as unpatched software or misconfigurations.

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