The computer takes input from the following devices
Correct answer: D. All of the above
- A. Mouse
- B. Key Board
- C. Scanner
- D. All of the above
Explanation
Hard drives are secondary storage devices that provide non-volatile storage for data, files, and programs. This means that the data stored on a hard drive remains even when the power is turned off, making it suitable for long-term storage.
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Computer fundamentals covers the history and generations of computers, their characteristics, applications and limitations, and the basic data-processing cycle. It includes binary, decimal, octal and hexadecimal number systems, units of storage, input and output devices, memory types, operating systems, and the distinction between raw data and processed information.
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