COMPUTER ARCHITECTURE
SECONDARY STORAGE DEVICES
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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What BEST describes secondary storage?
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Stores data permanently without the need for electricity
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Stores data temporarily whilst the computer is turned on
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Fetches data from RAM and processes it
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Stores the boot up instructions for the computer
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Explanation:
Detailed explanation-1: -Unlike primary storage, which loses data when there is no power source, secondary storage is nonvolatile i.e. does not require power to retain stored data and can be used as a permanent method of storing, archiving, and backing up data.
Detailed explanation-2: -Secondary storage is non-volatile (retaining data when its power is shut off). Modern computer systems typically have two orders of magnitude more secondary storage than primary storage because secondary storage is less expensive.
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