What is the purpose of a firewall in an organization? MCQ with Answer and Explanation

Question
What is the purpose of a firewall in an organization?
A. To manage user accounts
B. To increase network speed
C. To provide backup services
D. To protect the internal network from external threats
Answer: Option D
Solution (By JKSSB Mock Tests)
A firewall serves as a barrier between an internal network and external sources, filtering traffic to prevent unauthorized access and cyber threats.
This question belongs to: Computer Cyber Security
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Practice More Cyber Security Questions

Question #1
What is the purpose of a security architecture?
A. To increase network speed
B. To manage user accounts
C. To design a framework for implementing security measures
D. To provide backup services
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Correct Answer: Option C

Explanation:
Security architecture is the design of a framework of security controls and practices that protect an organization's information systems from threats.
This question belongs to: Computer Cyber Security
Question #2
Which of the following is a type of malware that displays unwanted advertisements?
A. Adware
B. Ransomware
C. Spyware
D. Trojan
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Correct Answer: Option A

Explanation:
Adware is a type of malware that automatically displays or downloads unwanted advertisements, often without the user's consent.
This question belongs to: Computer Cyber Security
Question #3
Which specific malware variety isolates data files by encrypting directories with high-grade algorithms, demanding cryptocurrency payments to unlock access?
A. Ransomware
B. Rootkit Module
C. Computer Worm
D. Adware Module
Discuss
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Correct Answer: Option A

Explanation:
Ransomware targets data directories via cryptographic algorithms, locking file access until a ransom payment is made.
This question belongs to: Computer Cyber Security
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