Which of the following is always there in a computer ?
A. Batch system
B. Operating system
C. Time sharing system
D. Controlling system
Answers
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Answer:
Option B. Operating System is the correct answer.
Explanation:
Every computer system consists of an operating system.
The operating system is a system software that acts as an interface between the system and the users.
Operating system is responsible for many important tasks:
- memory management
- process management
- disk management
- security management
Thus, the correct answer here is option D. Operating System.
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