COMPUTER FUNDAMENTALS

COMPUTER ARCHITECTURE

INPUTOUTPUT DEVICES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Carries out the instructions of a computer program, performs basic input/output operations of the system
A
Software
B
Central Processing Unit
C
Operating System
D
Motherboard
Explanation: 

Detailed explanation-1: -The central processing unit (CPU) of a computer is a piece of hardware that carries out the instructions of a computer program. It performs the basic arithmetical, logical, and input/output operations of a computer system.

Detailed explanation-2: -Input Unit The main function of input devices is to direct commands and data into computers. Computers then use their CPU to process this data and produce output. For example, a laptop’s keyboard is an input unit that enters numbers and characters.

Detailed explanation-3: -The CPU is regarded as the computer’s brain. The CPU is responsible for all data processing operations. It saves information such as data, intermediate results, and instructions (program). It directs the operation of all computer components.

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