An assembly language is a low level language and it is tedious to write applications in it compared to high-level languages.

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The advent of modern optimizing compilers and many fold enhancements in computing hardware performance have now eliminated the need to use an assembly language in most applications and most applications are now written in higher level languages.

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Fortran was one of the first widely adopted "high level" computer languages--before those, computers had to be programmed directly in assembly language, a complicated and laborious process.

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