Question

What are the three main functions of operating system?​

Answer 1

Answer:

The eight main functions of operating system are:

1. manage the computer 's resources. such that as central processing unit ( cpu) , memory,disk drives,printer,etc.
2. establish the user interface.
3. execute and provide services for application software.
4. security.
5. error detecting aids.
6. memory management.
7. Processer management.
8. Divice management.

Choose any three in this.

Explanation:

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Answer 2

Answer:

The three main functions of operating system are:

1. It is responsible for managing resources of the computers, which include the CPU, Memory Disks, Disk Drives(ex. C: and E:) and external devices like mouse, keyboard etc.

2. It is important since it manages and establish a user interface and acts as a medium between the Kernel and User.

3. OS is also responsible for executing or carrying out services demanded by application software, ex Adobe, Chrome etc.