Which of the following is a characteristic of a Trojan Horse? MCQ with Answer and Explanation

Which of the following is a characteristic of a Trojan Horse?
A. It is always harmless
B. It replicates itself without user intervention
C. It encrypts files for ransom
D. It disguises itself as a legitimate program
Answer: Option D
Solution (By JKSSB Mock Tests)
A Trojan Horse is a type of malware that appears to be a legitimate program but contains malicious code, tricking users into installing it.

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Practice More Cyber Security Questions

Question #1
A complex exploit strategy that compromises the DNS routing directories of a server to automatically redirect users to fake e-commerce sites, even if they typed the correct URL, is known as:
A. Spear Phishing
B. Smishing
C. Pharming
D. Vishing

Correct Answer: Option C


Explanation:
Pharming manipulates DNS servers or host files to transparently reroute traffic to spoofed destinations, harvesting user data even when valid URLs are entered.

This question belongs to: Computer Cyber Security
Question #2
What is the purpose of a security certificate?
A. To verify the identity of a website or entity
B. To compress data
C. To speed up data transmission
D. To encrypt data

Correct Answer: Option A


Explanation:
A security certificate, such as an SSL/TLS certificate, verifies the identity of a website or entity, enabling secure communications and establishing trust.

This question belongs to: Computer Cyber Security
Question #3
Which of the following is a type of malware that displays unwanted pop-up ads?
A. Ransomware
B. Trojan
C. Spyware
D. Adware

Correct Answer: Option D


Explanation:
Adware is a type of malware that automatically displays or downloads unwanted advertisements, often in the form of pop-up ads, without the user's consent.

This question belongs to: Computer Cyber Security