COMPUTER HARDWARE COMPONENTS FUNCTIONS
WHAT IS A HARD DRIVE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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True
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False
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Either A or B
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None of the above
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Detailed explanation-1: -This ‘direct’ method of accessing data is much faster than serial access. This method is used with storage medium such as: Hard Disk Drives. CD’s and DVD’s.
Detailed explanation-2: -Serial access makes it fairly slow to find and retrieve data so it would not be much use to store data that you needed to get hold of quickly.
Detailed explanation-3: -1 Answer. In sequential access data is stored at random locations. In direct access data is stored at sequential locations.
Detailed explanation-4: -Registers are the fastest of all forms of computer data storage. Processor cache is an intermediate stage between ultra-fast registers and much slower main memory.
Detailed explanation-5: -In computer storage, direct access is the process of reading and writing data on a storage device by going directly to where the data is physically located on the device rather than having to move sequentially from one physical location to the next to find the correct data.