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Last updated

14 October 2025

pdf, 4.63 MB
pdf, 4.63 MB

4.1 Types of Software and Interrupts:

Lesson Objectives

By the end of this unit, students should be able to:

  • Relationship between hardware, firmware and operating systems
  • Distinguish between system software and application software, giving examples of each.
  • Describe the role and functions of an operating system (OS).
  • Explain how hardware, firmware, and an operating system work together to run application software.
  • Describe the role and operation of interrupts.
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