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Contents
1. Introduction to computer
1.1 INTRODUCTION
1.2 What is a Computer?
1.3 History Of computers
1.4 GENERATIONS Of computers
1.5 Block Diagram of a Computer
1.6 Types of computers
1.7 Characteristics of computers
1.8 Functions OF Computers
1.9 COMPOSITION OF COMPUTER SYSTEM
2. Computer Memory and Storage Unit
2.1 What is memory?
2.2 Primary (semiconductor) Memory
2.3 Secondary Memory & Storage Devices
3. Input/output devices
3.1 INTRODucTION
3.2 INPUT Devices
3.3 Output devices
4. Computer Viruses
4.1 Introduction
4.2 TYPES OF VIRUSES
4.3 ANTI- VIRUS SOFTWARE (VACCINES)
4.4 Some Common Viruses
4.5 Firewalls
5. Software and Programming Language
5.1 What is software?
5.2 Types
5.3 COMPUTER Languages
5.4 Characteristics of a good programming language
6. Data Representation
6.1 Concept of data
6.2 Representation of data
6.3 Representing Characters
6.4 NEED FOR BINARY NUMBER SYSTEM
6.5 Different Conversions
6.6 Binary Arithmetic1
7. COMPUTER COMMUNICATION AND NETWORKing
7.1 Introduction
7.2 Computer Communication
7.3 Types of Communication
7.5 COMMUNICATION MEDIA
7.6 Fax
7.7 Modem
7.8 Computer Network
7.9 Network STRUCTURE
7.10 PROTOCOLS
8. Operating Systems
8.1 What is an o.S.?
8.2 Functions of an operating system
8.3 measuring system performance
8.4 Types of operating systems
9. Disk operating system
9.1 Disk Operating System (DOS)
9.2 Booting Process
9.3 Files and Directories in DOS
9.4 Wildcard characters
9.5 DOS Commands
10. Windows operating system
10.1 Operating Environment – Windows
10.2 Elements of Windows
10.3 The Accessories
10.4 More about Desktop
10.5 Control Panel
10.6 Windows Explorer
10.7 Shortcut
10.8 Running Windows Applications
10.9 Switching between Applications
10.10 Windows Accessories
10.11 Windows XP
10.12 Windows Vista
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