A computer program (called computer program) - a sequence of symbols describing the calculations in accordance with certain rules, called a programming wording [1]. The program is chiefly executed next to a computer (as model, displays the cobweb number), then precisely - if it is expressed in a vernacular understandable as the machinery or indirectly - if it is interpreted by another program (the interpreter). The program can be a organization of instructions that describe the modifications of the machine but it can also outline the calculation in another progress (eg, lambda calculus).
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The formal expression of the estimate method in the shape of human lingo understandable to the source rules is called when the program expressed in machine-readable (that is, on the numbers, and more exact ones and zeros) is called gismo jurisprudence or binary grow (executable).
Computer programs can be classified according to their applications. Thus celebrated by user applications, operating systems, video games, compilers, and others. Programs embedded interior the seal is referred to as firmware.