What is 'cybersecurity'? MCQ with Answer and Explanation

What is 'cybersecurity'?
A. The practice of protecting systems, networks, and data from digital attacks
B. The practice of building computers
C. The practice of managing hardware
D. The practice of designing software
Answer: Option A
Solution (By JKExamLibrary)
Cybersecurity is the practice of protecting computers, servers, mobile devices, electronic systems, networks, and data from malicious attacks.

This question belongs to: Computer Cyber Security

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Practice More Cyber Security Questions

Question #1 Report Error
Which cybersecurity framework requires users to provide two or more distinct verification indicators—such as a password mixed with an instantaneous biometric facial scan—to unlock an account?
A. Multi-Factor Authentication (MFA)
B. Access Control Listing (ACL)
C. Data Encryption Standard (DES)
D. Single Sign-On (SSO)

Correct Answer: Option A


Explanation:
MFA strengthens identity management by requiring confirmation from multiple independent categories of authentication factors.

This question belongs to: Computer Cyber Security
Question #2 Report Error
Which of the following is a common security practice to protect against unauthorized access?
A. Disabling all firewalls
B. Sharing passwords with colleagues
C. Using the same password for all accounts
D. Using strong and unique passwords

Correct Answer: Option D


Explanation:
Using strong, unique passwords is a fundamental security measure to prevent unauthorized access to accounts and systems.

This question belongs to: Computer Cyber Security
Question #3 Report Error
Which form of malicious software can travel across network links to infect other network devices without needing a human user to copy or share an infected file?
A. Macro Virus
B. Computer Worm
C. Trojan Horse
D. Keylogger Module

Correct Answer: Option B


Explanation:
Worms are self-contained, self-replicating malware strains that exploit network vulnerabilities to spread autonomously among connected devices.

This question belongs to: Computer Cyber Security