Table of Contents

Chapter - 3

1. Division of Work

1.1 Hardware

2.1 Input Unit

2.1.1 Input Unit (Chart)

2.1.2 Input Device (Part-1)

2.1.3 Input Device (Part-2)

2.1.4 Input Device (Part-3)

2.2 Memory Unit

2.2.1 Primary Memory

2.2.2 Secondary Memory

2.3 Output Unit

2.3.1 Output Device (Part-1)

2.3.2 Output Device (Part-2)

2.3.3 Output Device (Part-3)

1.2. Software

3.1 System Software

3.2 Application Software

3.3 Utility Software