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code - technical definition
- Program instructions, i.e., instructions that comprise programs that computers execute in order to perform processes. Source code comprises human readable instructions written in a programming language. Source code is compiled or converted into machine code, i.e., machine language, which is a set of numerical instructions that a computer can read and execute.
- A set of rules or conventions that clearly specifies the manner for representing data in symbolic form. A code that intentionally conceals the information for security purposes is known as a cipher.
- A system of symbols that provides information about something, like a postal code, a telephone country code or area code, or an Internet Protocol (IP) country code.
- A system by which some combination of bits is used within a computer and between computers to represent a character or symbol, such as a letter, number, punctuation mark, or control character. See also code set.
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