MCQ IN COMPUTER SCIENCE & ENGINEERING

COMPUTER SCIENCE AND ENGINEERING

COMPUTER ARCHITECTURE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is the purpose of an ‘operating system’?
A
The user has to type in specific commands to do things like moving and copying files.
B
The user communicates with the operating system using windows, icons, menu and pointers (WIMP) e.g. Windows.
C
A set of programs that controls how the user interacts with the hardware and software of a computer.
D
Allows a user to interact with the computer.
Explanation: 

Detailed explanation-1: -The main responsibility of the operating system is to manage a computer’s software and hardware resources. It is the computer’s main control program. The OS controls and maintains a record of all other programs on the computer, including both application and system software.

Detailed explanation-2: -The operating system (OS) manages all of the software and hardware on the computer. It performs basic tasks such as file, memory and process management, handling input and output, and controlling peripheral devices such as disk drives and printers.

Detailed explanation-3: -Answer and Explanation: The statement is True. An operating system is a set of programs that manages and controls the computer hardware, program files, data, and other system resources and provides means for the user to control the computer using a graphical user interface (GUI).

Detailed explanation-4: -Operating system (OS) – a software that controls and coordinates the computer hardware devices and runs other software and applications on a computer. It is the main part of system software and a computer will not function without it.

Detailed explanation-5: -The primary purpose of an operating system is to make the most efficient use of the computer hardware. Operating system is a software that manages computer hardware and software resources and provide common services for computer programs.

There is 1 question to complete.