Software maintenance

Maintenance of software is next step in software lifecycle. It is impossible to expect that software will not have bugs. Maybe only simple software will not have bugs, however as complexity of software increases so increase chances for bugs.

Bugs can be of several types. Bugs can be critical or not. Bug may have workarounds. Software maybe publicly accessible or maybe internal use only. All of these factors influence on how fast a bug fix needs to be made available.

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