COMPUTER HARDWARE
COMPUTER MEMORY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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250 Gigabyte
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2.5 Megabyte
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25 Megabyte
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None of the above
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Detailed explanation-1: -In data storage, the phrase 250 GB is used to refer to the amount of data a storage medium can hold. For example, you may see storage references of a 250 GB hard drive. In this instance 250 GB refers to the amount of applications, other software and data that the hard drive will hold.
Detailed explanation-2: -A gigabyte (GB)–pronounced with two hard Gs–is a unit of data storage capacity that is roughly equivalent to 1 billion bytes. In decimal notation (base 10), a gigabyte is exactly 1 billion bytes. In binary notation (base 2), a gigabyte is equal to 230 bytes, or 1, 073, 741, 824 bytes.
Detailed explanation-3: -A terabyte (TB) is 1, 024 GB; 1 TB is about the same amount of information as all of the books in a large library, or roughly 1, 610 CDs worth of data.
Detailed explanation-4: -So how many gigabytes or megabytes are in a terabyte? 1 terabyte (TB) equals 1, 000 gigabytes (GB) or 1, 000, 000 megabytes (MB).