modified software | is a subtopic of 1.1 - The Nature of Software | ![2001-08-30 14:56:38.0](facet.gif) |
is a kind of software | ![2001-08-30 14:56:38.0](facet.gif) |
may have to be completely redesigned after many changes to it have caused it to deteriorate significantly | ![2001-08-30 14:56:38.0](facet.gif) |
software | can be easily duplicated | ![2001-08-30 14:57:33.0](facet.gif) |
can have usability without utility^2 | ![2001-08-30 14:57:33.0](facet.gif) |
can have utility without usability | ![2001-08-30 14:57:33.0](facet.gif) |
deteriorates as it is changed repeatedly | ![2001-08-30 14:57:33.0](facet.gif) |
does not wear out with use like other engineering artefacts | ![2001-08-30 14:57:33.0](facet.gif) |
has quality which is only as good as its lowest-quality reusable component | ![2001-08-30 14:57:33.0](facet.gif) |
is hard to change correctly | ![2001-08-30 14:57:33.0](facet.gif) |
is intangible | ![2001-08-30 14:57:33.0](facet.gif) |
is more reliable if it has fewer failures | ![2001-08-30 14:57:33.0](facet.gif) |
is designed usually for human beings to use | ![2001-08-30 14:57:33.0](facet.gif) |
must be designed with users' input otherwise it may not be usable | ![2001-08-30 14:57:33.0](facet.gif) |
often has a poor design and is steadily becoming worse | ![2001-08-30 14:57:33.0](facet.gif) |