It is a collection of various components to do the desired job. The job processing consists of three following stages:-
In the last update, we have discussed “Software and Its parts”. If you didn’t check updates on my site so, please visit the link below:-
Today’s topic is “Computer System”. Before starting of this topic we must know about the last content that is –
– What is Software and types?
– In detail Software type description.
– About Language Processors.
A computer can be defined as an electronic data processing device that can read and write, compute and compare, store and processes large volumes of data with high speed, accuracy and reliability and give us the desired result. During processing, it has to perform the following functions:-
Accept data from the user (Input)
Accept Instructions from the user (Input)
Convert data into Information (Processing)
Displays the result (Output)
BLOCK DIAGRAM OF A COMPUTER
The block diagram of a computer includes inputs, Central Processing Unit (CPU), and output devices. We shall discuss each block in detail in succeeding paragraphs.
Input and Output Devices: –
These devices are instruments of interpretation and communication between humans and computers, Input devices are used for data entry purpose. Some input devices allow direct human/machine communication, while others require data to be recorded on an input medium such as a magnetizable material. A few commonly used input and output devices and media are given below:-