In Android, what is the name of the application framework that allows apps to interact with system services? MCQ with Answer and Explanation

Question
In Android, what is the name of the application framework that allows apps to interact with system services?
A. Dalvik Virtual Machine
B. Android Framework
C. ART (Android Runtime)
D. Linux Kernel
Answer: Option B
Solution (By JKSSB Mock Tests)
The Android Framework provides APIs for apps to access system services like location, sensors, and notifications.
This question belongs to: Computer Operating Systems
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Practice More Operating Systems Questions

Question #1
Which of the following structural concepts represents the ultimate highest level directory in a Unix/Linux file system hierarchy?
A. /bin
B. /home
C. /root
D. /
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Correct Answer: Option D

Explanation:
In Unix and Linux systems, the forward slash symbol '/' denotes the absolute 'root' directory from which all other directory paths branch out.
This question belongs to: Computer Operating Systems
Question #2
Which of the following is a type of multiprocessing where each processor runs its own copy of the OS?
A. Symmetric clustering
B. Symmetric multiprocessing
C. Distributed processing
D. Asymmetric multiprocessing
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Correct Answer: Option D

Explanation:
In asymmetric multiprocessing, a master processor runs the OS and allocates tasks to slave processors; each may have its own OS.
This question belongs to: Computer Operating Systems
Question #3
What is the purpose of the Android 'AccessibilityManager'?
A. To control gesture navigation
B. To provide accessibility features and services for users with disabilities
C. To manage accessibility settings
D. To handle screen readers
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Correct Answer: Option B

Explanation:
AccessibilityManager enables apps to assist users with disabilities, e.g., text-to-speech, magnification.
This question belongs to: Computer Operating Systems
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