In Windows, the 'Performance Monitor' (perfmon) is used to: MCQ with Answer and Explanation

In Windows, the 'Performance Monitor' (perfmon) is used to:
A. Monitor network traffic
B. View system errors
C. Manage system services
D. Collect and view real-time performance data and logs
Answer: Option D
Solution (By JKSSB Mock Tests)
Performance Monitor creates Data Collector Sets and displays performance counters for CPU, memory, disk, etc.

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Practice More Operating Systems Questions

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Which of the following components of an Operating System remains permanently in the main memory (RAM) during the entire computer session?
A. Kernel
B. Device Driver
C. Application Software
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Correct Answer: Option A


Explanation:
The kernel is the core component of an Operating System that is loaded into the main memory during booting and remains there until the system is shut down.

This question belongs to: Computer Operating Systems
Question #2
Which Linux command is used to count the number of lines, words, and characters in a file?
A. wc
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C. grep -c
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Correct Answer: Option A


Explanation:
wc (word count) with -l, -w, -c options counts lines, words, and characters respectively.

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Which Windows component provides a comprehensive view of active processes, performance metrics, and network utilization, allowing users to terminate frozen apps?
A. Task Manager
B. Device Manager
C. Event Viewer
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Correct Answer: Option A


Explanation:
Windows Task Manager provides real-time information about system performance, application memory footprints, and allows terminating running processes.

This question belongs to: Computer Operating Systems