Which Linux command displays information about system processes in real-time? MCQ with Answer and Explanation
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Question #1
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What happens during a page fault in virtual memory management?
Correct Answer: Option B
Explanation:
A page fault is an interrupt raised by hardware when a program tries to access a memory page mapped in virtual space but not loaded into the physical RAM.
A page fault is an interrupt raised by hardware when a program tries to access a memory page mapped in virtual space but not loaded into the physical RAM.
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Computer
Operating Systems
Question #2
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What is the purpose of the Android 'GestureDetector' class?
Correct Answer: Option C
Explanation:
GestureDetector simplifies detection of gestures from touch events, allowing easy implementation of gesture interactions.
GestureDetector simplifies detection of gestures from touch events, allowing easy implementation of gesture interactions.
This question belongs to:
Computer
Operating Systems
Question #3
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Which of the following is an example of a desktop environment for Linux?
Correct Answer: Option D
Explanation:
GNOME is a popular desktop environment for Linux; Unity was used by Ubuntu earlier, but GNOME is common.
GNOME is a popular desktop environment for Linux; Unity was used by Ubuntu earlier, but GNOME is common.
This question belongs to:
Computer
Operating Systems
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