Which of the following is a common security threat to mobile devices? MCQ with Answer and Explanation

Which of the following is a common security threat to mobile devices?
A. Physical theft
B. Malicious apps
C. All of the above
D. Unsecured Wi-Fi
Answer: Option C
Solution (By JKSSB Mock Tests)
Mobile devices face multiple security threats, including malicious apps, physical theft, and unsecured Wi-Fi networks that can be exploited by attackers.

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Practice More Cyber Security Questions

Question #1
A physical cyber security hazard where a threat actor looks over an employee's shoulder at an ATM or computer terminal to copy down passwords or PINs is called:
A. Pretexting
B. Shoulder Surfing
C. Tailgating
D. Baiting

Correct Answer: Option B


Explanation:
Shoulder surfing is the practice of looking over a target's shoulder to covertly observe passwords, PIN codes, or sensitive configurations as they type them.

This question belongs to: Computer Cyber Security
Question #2
Which of the following is a type of malware that displays unwanted pop-up ads?
A. Spyware
B. Ransomware
C. Trojan
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
Question #3
Which technical mechanism isolates corporate servers from the public internet, routing all external requests through an intermediate gateway that filters malicious payloads?
A. Proxy Server / Reverse Proxy
B. Intrusion Detection Loop
C. Virtual Private Network
D. Stateful Packet Matrix

Correct Answer: Option A


Explanation:
Proxy servers intercept and forward requests between networks, masking internal infrastructure topologies and filtering incoming web traffic.

This question belongs to: Computer Cyber Security