As prerequisites , this course assumes that the student is familiar with basic computer organization , data structures , and a high - level language , such as c
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Programs written in a high - level language take less time to write , they are shorter and easier to read , and they are more likely to be correct
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Due to these advantages , almost all programs are written in high - level languages . low - level languages are only used for a few special applications
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The high - level language is a programming language based on english . its operators and expressions are similar to ordinary mathematical formulas
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Critics correctly pointed out that programs written in high - level languages were inherently slower than hand - tuned assembly and always would be
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However , high - level languages must be translated into machine language by another program called a compiler before a computer can understand them
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Second , high - level languages are portable , meaning that they can run on different kinds of computers with few or no modifications
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The process whereby a digital computer translates the instructions of a program written in a high - level language into their machine language equivalents
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Secondly , high - level languages are portable , meaning that they can run on different kinds of computers with few or no modifications
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As you might infer from the name " high - level language , " there are also low - level languages , sometimes referred to as machine language or assembly language
