Computer Science XI, Components of Computer System
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Course
Computer science
Institution
components of computer system in these documents it includes data processing such as data capturing ,input, processing, output, distribution. Functional units of computer input unit, central processing unit (CPU), Arithmetic logic unit (ALU), control unit (CU) and registers. hardware such as mother...
Computer science
Components of the Computer System
Easy notes 7/29/24
, Components of the Computer System
Data Processing
Data processing refers to the operations or activities
performed on data to generate information.
data capturing
input
processing storage
output
distribution
Data processing proceeds through six stages
a) Capturing data
b) Input of data
c) Storage of data
d) Processing /manipulating data
e) Output of information
f) Distribution of information
, Capturing data
First stage in data processing.
Also known as the source document.
Designed to collect data in proper order and format.
This document is used for data collection.
Input
The data collected through the source documents is
fed to the computer for processing.
The data are directly fed into the computer without
using source documents.
Storage
The input data are stored before processing.
The information obtained after processing may also
be stored.
Process
Data stored in computers is retrieved for
processing.
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