A DVD is an example of a (n)___________?
Correct answer: B. optical disc
- A. hard disk
- B. optical disc
- C. output device
- D. solid-state storage device
Explanation
A DVD stores data using laser-read pits on a disc, so it is an optical disc. It is not a hard disk, printer-like output device, or solid-state storage.
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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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