Which part of the computer is directly involved in executing the instructions of the computer program?
Correct answer: D. The processor
- A. The scanner
- B. The main storage
- C. The secondary storage
- D. The processor
Explanation
The processor, or CPU, fetches, decodes and executes program instructions. Storage devices hold instructions, but they do not execute them.
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About Hardware and Software
Hardware includes the physical components of a computer, such as the CPU, motherboard, registers, memory, storage devices and peripheral equipment. Software covers system software, application software, utilities, drivers and firmware, with attention to how the operating system manages hardware and how software differs from the physical equipment it controls.
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