Which component of the Android system architecture manages individual application installation and tracks package permissions? MCQ with Answer and Explanation

Question
Which component of the Android system architecture manages individual application installation and tracks package permissions?
A. Zygote Init
B. SurfaceFlinger
C. PackageManager
D. Dalvik Engine
Answer: Option C
Solution (By JKSSB Mock Tests)
The Android PackageManager service tracks installed APK packages, handles component resolution, and enforces application permissions.
This question belongs to: Computer Operating Systems
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Question #1
In Windows, the 'Performance Monitor' (perfmon) is used to:
A. Manage system services
B. View system errors
C. Monitor network traffic
D. Collect and view real-time performance data and logs
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Correct Answer: Option D

Explanation:
Performance Monitor creates Data Collector Sets and displays performance counters for CPU, memory, disk, etc.
This question belongs to: Computer Operating Systems
Question #2
Which file system option developed by Microsoft is explicitly optimized for flash memory storage drives like USB thumb drives and SD cards?
A. NTFS
B. FAT12
C. exFAT
D. ext2
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Correct Answer: Option C

Explanation:
exFAT (Extended File Allocation Table) was introduced to bridge the gap between FAT32 and NTFS, specifically optimized for portable flash storage units.
This question belongs to: Computer Operating Systems
Question #3
In Android, which component is responsible for handling user input and events?
A. Sensor Manager
B. Window Manager
C. Activity Manager
D. View System
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Correct Answer: Option D

Explanation:
The View System includes UI widgets and handles input events like touches, key presses, and gestures.
This question belongs to: Computer Operating Systems
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