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Which of the following is not a part of Hard disk?(a) Platter(b) Read/Write(c) Valve(d) SpindleI have been asked this question in unit test.This intriguing question comes from Read Only Memory (ROM) topic in portion Memory Devices of Digital Circuits

Answer»

The CORRECT option is (c) Valve

For explanation: A valve is a device that regulates, directs or CONTROLS the flow of a fluid (gases, liquids, fluidized SOLIDS, or slurries) by opening, closing, or partially obstructing various PASSAGEWAYS. So, it is not a part of hard disk.



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