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The maintainability ( English maintainability , supportability or serviceability ) of software is a criterion in the development of software and shows the energy and success with which changes can be made in a system context of applications.

Maintainability is all the more important

  • the longer the planned period of use of the software
  • the lower the availability of experts for the subject

Important criteria for the maintainability of software are:

Maintainability is one of the criteria that determine the further development of programming languages .

To determine the maintainability is based on-line metrics, McCabe and Halstead metrics of maintainability index (Engl. Maintainability Index ) is calculated.

See also


  • Ch. Bommer, M. Spindler, V. Barr: Software maintenance - basics, management and maintenance techniques , dpunkt.verlag, Heidelberg 2008, ISBN 3-89864-482-0

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