Byte

What Does Byte Mean?

A byte is a storage unit capable of representing a single character, such as a letter, number or symbol. Technically speaking, a byte is a sequence of binary bits in a serialized data stream in data transmission systems. In most computers, one byte is equated to eight smaller units called bits, although the size of a byte has always been dependent on hardware.

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As specified in IEC80000-13 and IEEE 1541, the symbol for byte is an upper-case “B”.

Techopedia Explains Byte

A byte is capable of holding a string that is needed in larger application processing. For large amounts of memory, prefixes are added to bytes. For example:

  • Kilobyte = 1024 bytes
  • Megabyte = 1048576 bytes
  • Gigabyte = 1073741824 bytes.

Most computer applications compare size and transfer rates in larger multiples of bytes like kilobytes and megabytes.

Some programming languages also make use of bytes as a data type. For example, C and C++ makes use of bytes as a data type and define bytes as the addressable unit for data storage capable of holding a single character.

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Margaret Rouse

Margaret Rouse is an award-winning technical writer and teacher known for her ability to explain complex technical subjects to a non-technical, business audience. Over the past twenty years her explanations have appeared on TechTarget websites and she's been cited as an authority in articles by the New York Times, Time Magazine, USA Today, ZDNet, PC Magazine and Discovery Magazine.Margaret's idea of a fun day is helping IT and business professionals learn to speak each other’s highly specialized languages. If you have a suggestion for a new definition or how to improve a technical explanation, please email Margaret or contact her…