maintenance (redirected from criminal maintenance)

(1) Hardware maintenance is the testing and cleaning of equipment.

(2) Information system maintenance is the routine updating of master files, such as adding and deleting employees and customers and changing credit limits and product prices.

(3) Software, or program, maintenance is the updating of application programs in order to meet changing information requirements, such as adding new functions and changing data formats. It also includes fixing bugs and adapting the software to new hardware devices.

(4) Disk or file maintenance is the periodic reorganizing of disk files that have become fragmented due to continuous updating.

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(programming)

maintenance - The modification of a software product, after delivery, to correct faults, to improve performance or other attributes, or to adapt the product to a changed environment. Maintenance is an important part of the software life-cycle. It is expensive in manpower and resources, and one of the aims of software engineering is to reduce its cost.