Cyber Security MCQs with Answers: Boost Your Knowledge

Last updated by Naina Batra on Aug 30, 2024 at 08:06 PM | Reading time: 15 minutes

Cyber Security MCQs with Answers

You will find interview questions on cyber security and cybersecurity fundamentals. that will help you gain a better understanding of security and may appear as information security questions in your forthcoming cyber security interviews.

Q1. A domain name is translated by DNS into__?

URL
Binary
Hex
IP

Answer: D. IP

Q2. Which, among these, is a kind of independent, malicious program that never needs any host program?

Virus
Worm
Trap door
Trojan horse

Answer: B. Worm

Q3. Which, among the following options, is opposite to the open design principle?

Least privileges
Least common mechanism
Security through obscurity
Work factor

Answer: C. Security through obscurity

Q4. Which among the following statements is true in regard to the Trojans?

Trojans do nothing harmful to the computer system of the user
Trojans replicate or clone themselves through infections
Trojans perform tasks for which they are programmed or designed
None of the above

Answer: C. Trojans perform tasks for which they are programmed or designed

Q5. Which of the following malware does not clone or replicate itself through infection?

Trojans
Worms
Viruses
Rootkits

Answer: A. Trojans

Q6. The full form of CHAP is

Circuit Handshake Authentication Protocols
Challenge Hardware Authentication Protocol
Challenge Handshake Authentication Protocol
Circuit Hardware Authentication Protocols

Answer: C. Challenge Handshake Authentication Protocol

Q7. Which type of text is transformed with the cipher algorithm’s help?

Scalar text
Plain text
Complex text
Transformed text

Answer: B. Plain text

Q8. According to which of the following principles is it more desirable to rescore the details of intrusion instead of adopting more efficient measures to avoid it?

Psychological acceptability
Work factor
Least common mechanism
Compromise recording

Answer: D. Compromise recording

Q9. Among the following principles of cyber security restrictions on how privileges are initiated when a subject or an object is created.

Open design
Fail-safe defaults
Least privilege
None of the above

Answer: B. Fail-safe defaults

Q10. Which, among the following principles of cyber security, explain that the security mechanism must be as simple and small as possible?

Least privilege
Economy of the mechanism
Open design
Fail-safe defaults

Answer: B. Economy of the mechanism

Q11. Which is the world’s first antivirus program?

Tinkered
Reaper
Creeper
Ray Tomlinson

Answer: B. Reaper

Q12. In which year was the first computer virus created?

1972
1971
1970
1969

Answer: C. 1970

Q13. The encryption techniques in computer networks are basically used for improving the_______.

Performance
Longevity
Security
Reliability

Answer: C. Security

Q14. Which among the following factors of the network is highly impacted whenever the number of users exceeds the limits of the network?

Security
Longevity
Performance
Reliability

Answer: C. Performance

Q15. What is measured by the transit time and response time of a network?

Reliability
Performance
Longevity
Security

Answer: B. Performance

Q16. Which of the following protocols is widely used in wifi security?

WPS
WPA2
WPA
Both A and C

Answer: B. WPA2

Q17. The hackers usually use computer viruses for?

To correct the data stored in the user's computer system
To gain access to sensitive information of the user like passwords and ID
Tu monitor every stroke of the user
All of the above

Answer: All of the above

Q18. Which among the following is also considered malicious software?

Maliciousware
Illegalware
Badware
Malware

Answer: D. Malware

Q19. Which among the following are considered as the elements of cyber security?

Operational security
Network security
Application security
All of the above

Answer: D. All of the above

Q20. Code red is a kind of ______.

A computer virus
A photo editing software
Video editing software
An antivirus program

Answer: A. A computer virus

Q21. Which is the first computer virus?

Sasser
Blaster
Creeper
Both A and C

Answer: C. Creeper

Q22. Which is the most crucial activity in system hacking?

Information gathering
Covering tracks
Cracking passwords
None of the above

Answer: C. Cracking Passwords

Q23. Which amongst the following is not a kind of scanning?

Xmas Tree Scan
Cloud scan
Null Scan
SYN Stealth

Answer: B.Cloud Scan

Q24. In the process of wifi hacking, which of the following is most commonly used?

Aircrack-ng
Wireshark
Norton
All of the above

Answer: A. Aircrack-ng

Q25. Which of the following is a class of computer threats?

Dos Attack
Phishing
Soliciting
Both A and C

Answer: A. Dos Attack

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Naina Batra

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Data-Driven Decision Making: Your Roadmap to Business Success

The Business Impact of Machine Learning: Real-world Case Studies

What is OpenAI? Everything You Need to Know

Mock Interviews for Generative AI: Essential Practice to Land Top AI Roles

Top Python Scripting Interview Questions and Answers You Should Practice

Complex SQL Interview Questions for Interview Preparation

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