FUNDAMENTALS OF COMPUTER

BASIC COMPUTER CONCEPTS

COMPUTER SYSTEM TYPES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which best describes a computer system?
A
A group of Computers.
B
Hardware and Software working together to meet a specific need.
C
Only hardware devices.
D
Only software instructions.
Explanation: 

Detailed explanation-1: -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-2: -An operating system is the most important software that runs on a computer. It manages the computer’s memory and processes, as well as all of its software and hardware. It also allows you to communicate with the computer without knowing how to speak the computer’s language.

Detailed explanation-3: -Systems programs keep all the hardware and software running together smoothly. The difference between “application program” and “system program” is fuzzy.

Detailed explanation-4: -System software is a type of computer program that is designed to run a computer’s hardware and application programs. If we think of the computer system as a layered model, the system software is the interface between the hardware and user applications. The operating system is the best-known example of system software.

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