DATA PROCESSING SSS1 FIRST TERM

WEEK 1

INTRODUCTION TO DATA PROCESSING

Contents

In this chapter, you shall learn about what is data and information; the difference between data and information. Attempt to distinguish between manual and electronic data processing.

DEFINITION OF DATA

The term data means any basic fact which may be input into some processing system. A processing system is one where computations, comparisons and general manipulation of data are done. The processing may be people or machines e.g the computer.

Information, on the other hand, is the end – result of a processing system. The information is needed by management for decision-making. The relationship between data and information is shown in the diagram below:

INPUT          PROCESSING              OUTPUT

WHAT IS DATA PROCESSING?

Data processing is the task of using a collection of basic facts to produce information, usually, it.... View More