EVERYDAY SCIENCE

SCIENCE

COMPUTERS ELECTRONICS COMMUNICATION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The memory of the computer is measured in bytes. How many bytes make a megabyte?
A
1,046,576
B
1,048,376
C
1,058,576
D
1,048,576
Explanation: 

Detailed explanation-1: -1 MB is 1, 024 kilobytes, or 1, 048, 576 (1024x1024) bytes, not one million bytes.

Detailed explanation-2: -In SI, one megabyte is equal to 1, 000, 000 bytes. At the same time, practically 1 megabyte is used as 220 B, which means 1, 048, 576 bytes.

Detailed explanation-3: -1 MiB = 1 mebibyte = 1, 0242 bytes = 1, 048, 576 bytes; 1 GiB = 1 gibibyte = 1, 0243 bytes = 1, 073, 741, 824 bytes; and so on.

Detailed explanation-4: -A megabyte is a collection of about 1, 000, 000 bytes, which is around 1, 000 kilobytes. In the metric system, mega is a prefix for 1, 000, 000, or 106. So in some cases, a megabyte is defined as 1, 000, 000 bytes. But because computers work in binary, computer scientists usually define a megabyte as 220, or 1, 048, 576 bytes.

Detailed explanation-5: -Megabyte or MB One megabyte is about 1 million bytes (or about 1000 kilobytes).

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