Which process state defines a task that is currently waiting in line to be assigned to a CPU core by the operating system scheduler? MCQ with Answer and Explanation

Which process state defines a task that is currently waiting in line to be assigned to a CPU core by the operating system scheduler?

A. Running

B. Terminated

C. Ready

D. Blocked

Answer: Option C

A process is in the 'Ready' state when it is prepared for execution and is waiting to be allocated a time slice on a processor core.

This question belongs to: Computer Operating Systems

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Question #1 Report Error

In Linux, which command is used to display the contents of a text file directly onto the terminal screen?

A. cp

B. cd

C. ls

D. cat

Correct Answer: Option D

Explanation:
The 'cat' (concatenate) command is used to read and display file contents directly onto the standard output terminal screen.

This question belongs to: Computer Operating Systems

Question #2 Report Error

In Windows, the 'Resource Monitor' can be accessed from Task Manager and provides:

A. User account management

B. Startup programs

C. List of system events

D. Detailed real-time resource usage including CPU, memory, disk, and network

Correct Answer: Option D

Explanation:
Resource Monitor offers in-depth performance data and per-process resource consumption.

This question belongs to: Computer Operating Systems

Question #3 Report Error

Which Linux command is used to count the number of lines, words, and characters in a file?

A. count

B. ls -l

C. wc

D. grep -c

Correct Answer: Option C

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

This question belongs to: Computer Operating Systems