Chapter 3
Computer Software
CHAPTER OUTLINE
3.1 INTRODUCTION
A computer system consists of hardware, the electronic devices that are capable of computing and manipulating information, and software (set of instructions) that carries out predefined tasks to complete a given job. As we know, a computer cannot think or perform on its own. It performs operations like addition, subtraction, multiplication, and division only when the user instructs it to do so. The user gives logical instructions and the central processing unit (CPU) acts in accordance ...
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