Software is a structured set of digital instructions, data, or programs that tell a computer or electronic device exactly how to operate and perform specific tasks. It is the completely intangible, variable part of a computer system, serving as the logical “brain” that contrasts directly with the physical, unchangeable components known as hardware. While hardware provides the muscle, software acts as the puppet master directing its actions. Direct Comparison: Software vs. Hardware Nature Intangible digital code and logic Tangible physical components Function Gives instructions and controls tasks Executes physical tasks and runs code Examples Web browsers, mobile apps, operating systems Motherboards, hard drives, mice, monitors Lifespan Change Regularly updated, modified, or replaced Replaced physically when broken or outdated The Primary Categories of Software
Software is broadly categorized by its proximity to the machine’s hardware versus its proximity to the end user: What Is Software Development? | IBM
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