Introduction to Computing Pdf notes

Description

INTRODUCTION TO COMPUTING

1 . Introduction to information communication technology (ICT)

• Introduction to computers
• Evolution of computers
• Elements of a computer system
• Uses of computer systems
• Impact of ICT in society
• Careers in ICT

2. Computer hardware

• Components or a computer system
• Input/output devices
• Storage devices
• Processing unit
• Communication devices
• Selection of computer hardware

3. Computer software

• Systems software
• Application Software
• User interface
• Selection of computer software

4. Basic data processing

• Introduction to data processing
• Data processing cycle
• Data hierarchy
• File organisation and access
• Data collection methods
• Methods of data processing
• Data processing systems
• Data processing modes

5. Introduction to Information systems

• information system concepts
• Components of an information system
• Information centres

6. Information systems in an organisation

• Definition of an of organisalion
• Organisation levels
• Types of information systems
• Roles of information systems in an organisation

7. Information system security

• Information system threats and controls
• Information system integrity

8. Emerging issues and trends