What is the purpose of the Android 'ConnectivityManager'? MCQ with Answer and Explanation

Question
What is the purpose of the Android 'ConnectivityManager'?
A. To control Bluetooth
B. To check data usage
C. To monitor and manage network connectivity (Wi-Fi, cellular, etc.)
D. To manage Wi-Fi connections only
Answer: Option C
Solution (By JKSSB Mock Tests)
ConnectivityManager provides information about active network connections and allows apps to request network status.
This question belongs to: Computer Operating Systems
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Question #1
What is the purpose of the Android 'Download Manager'?
A. To manage files in the Downloads folder
B. To handle long-running downloads in the background
C. To scan downloads for malware
D. To prioritize download speed
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Correct Answer: Option B

Explanation:
Download Manager runs background downloads, supports pause/resume, and notifies user upon completion.
This question belongs to: Computer Operating Systems
Question #2
Which of the following is a characteristic of a microkernel?
A. It is less modular than monolithic
B. It is faster than monolithic
C. Only essential services like IPC and memory management are in kernel space
D. All services are in kernel space
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Correct Answer: Option C

Explanation:
Microkernel keeps only minimal services in kernel mode, with drivers and file systems in user space, increasing modularity.
This question belongs to: Computer Operating Systems
Question #3
Which of the following is a Linux distribution that is known for its stability and long-term support?
A. Ubuntu LTS
B. Fedora
C. Arch Linux
D. Gentoo
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Correct Answer: Option A

Explanation:
Ubuntu LTS (Long Term Support) releases are stable with updates for 5 years, widely used in enterprise.
This question belongs to: Computer Operating Systems
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