Operating System revision

A computer needs both hardware and software to work

• true

• false

What manages the hardware and runs the software?

• Computer Systems

• Dedicated Systems

• Embedding Systems

• Operating Systems

Which of these is not a function of an OS:

• Provide a user interface

• Communicate with hardware

• Allow the computer to multi-task

• Improves CPU performance

How can the OS help manage security of the system?

• The OS can hire backup

• User accounts may be password protected

• Files can self destruct after a set time

Which of these is an example of an operating system?

• Windows

• Word

• Excel

• PS3

What can an operating system do?

• Allow the hardware and software to communicate?

• Make a computer run faster

• Make tea

• carry out hospital operations

Smart phones don't need operating systems, only computers do.

• True

• False

• input
• output

1. All the programs that run on the computer are called

• Hardware

• software

The process of starting or restarting computer is called

• operating system

• Booting a computer

• Managing the resources