What is 'biometric authentication'? MCQ with Answer and Explanation

What is 'biometric authentication'?
A. Using a password to log in
B. Using a security token
C. Using physical characteristics like fingerprints or facial recognition for identity verification
D. Using a one-time password
Answer: Option C
Solution (By JKSSB Mock Tests)
Biometric authentication uses unique physical characteristics, such as fingerprints, iris patterns, or facial features, to verify a user's identity.

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Practice More Cyber Security Questions

Question #1
An IT security approach that removes implicit trust from within a network boundary, requiring continuous credential checking and session verification for every user, device, and connection is:
A. Defense in Depth
B. Zero Trust Architecture
C. Stateful Inspection Framework
D. Least Privilege Access

Correct Answer: Option B


Explanation:
Zero Trust eliminates old default trust perimeters, enforcing strict continuous verification parameters for all connection assets regardless of network location.

This question belongs to: Computer Cyber Security
Question #2
What is the principle of 'least privilege' in cybersecurity?
A. Granting users the minimum levels of access necessary to perform their tasks
B. Granting access to all employees
C. Granting access based on seniority
D. Granting all users full access

Correct Answer: Option A


Explanation:
The principle of least privilege means providing users with only the access and permissions they need to perform their job functions, reducing the risk of misuse or unauthorized access.

This question belongs to: Computer Cyber Security
Question #3
What form of malware records an operator's physical keyboard strokes, capturing credentials and credit card fields before they hit web browser encryption layers?
A. Ransomware Core
B. Keylogger / Spyware
C. Rootkit Framework
D. Logic Bomb Tracker

Correct Answer: Option B


Explanation:
Keyloggers are specialized spyware tools that log physical keyboard strokes, capturing sensitive authentication metrics before they are encrypted.

This question belongs to: Computer Cyber Security