Which of the following is a multitasking operating system? MCQ with Answer and Explanation
Question
Report Error
Discuss this Question (0)
Practice More Operating Systems Questions
Question #1
Report Error
Which Linux command is used to display the current environment variables?
Correct Answer: Option D
Explanation:
env, printenv, and set all display environment variables; set also shows shell variables.
env, printenv, and set all display environment variables; set also shows shell variables.
This question belongs to:
Computer
Operating Systems
Question #2
Report Error
What mechanism does an operating system use to simulate an environment where multiple processes run concurrently on a single CPU core by switching between them rapidly?
Correct Answer: Option C
Explanation:
Time-slicing leverages rapid, scheduled context switching to give users the illusion of smooth, concurrent application execution on a single core.
Time-slicing leverages rapid, scheduled context switching to give users the illusion of smooth, concurrent application execution on a single core.
This question belongs to:
Computer
Operating Systems
Question #3
Report Error
Which Linux command is used to display the manual page of another command?
Correct Answer: Option C
Explanation:
The 'man' command (manual) displays the manual pages for commands, providing detailed documentation.
The 'man' command (manual) displays the manual pages for commands, providing detailed documentation.
This question belongs to:
Computer
Operating Systems
No comments yet. Be the first to start the discussion!