ICT LECTURE NOTE

NATURE OF DATA AND INFORMATION 

DISTINCTION BETWEEN DATA AND INFORMATION 

General Characteristics of Information 

SYSTEM THEORY  

SYSTEM ENVIRONMENT

Information System

Types

Benefits

Disadvantages

Information Technology

Type of Decisions  

DATA REPRESENTATION IN A COMPUTER 

External and Internal Data Representation 

Conversion of binary numbers to Decimal numbers 

HARD WARES

Classification of Computers

Comparison of Digital and Analog Computers 

COMPUTER HARDWARE STRUCTURE 

COMPUTER INPUT UNIT 

COMPUTER SOFTWARE 

SYSTEM SOFTWARE 

APPLICATION SOFTWARE 

INTRODUCTION TO COMPUTER PROGRAMMING 

COMPUTER LANGUAGES 

PRINCIPLES OF GOOD PROGRAMMING PRACTICE 

AIMS OF PROGRAMMING TECHNIQUES 

INFORMATION PROCESSING

SYSTEMS DEVELOPMENT LIFE CYCLE