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List the reasons why an Operating system is needed in a computer.

List the reasons why an Operating system is needed in a computer.

Answers

Kavungya
i). Modern computer systems are so complex & fast such that they need internal control.
ii). To ensure that the full system software facilities are readily available.
iii). Due to the complexity of systems, jobs need to be controlled in what they are allowed to do for security.
iv). To increase the throughput, i.e., to increase the amount of data that can be processed through the system in a given period of time.
v). Improve communication between the user & the computer.
vi). To make complex tasks very simple for the user to carry out.
vii). It helps the computer to correct any problem that might occur.
When an error occurs that can cause the computer to stop functioning, a diagnostic message is displayed. The meaning of the message is then checked in the computer operations manual.
viii). Reduces job setup time.
When one job is running, other programs can be read onto the job queue. The Input/Output devices can also be made ready without delay.
ix). Most computers allow many programs to be run & also many users to use the system at the same time.
Kavungya answered the question on April 2, 2019 at 05:52

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