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| subject > problem > defect > defect in an ordinary algorithm > not handling singleton or non-singleton conditions | 
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| not handling singleton or non-singleton conditions | ||||
| subject | fact | |||
| not handling singleton or non-singleton conditions | has definition A common defect in which a program does not properly handle singleton conditions or non-singleton conditions |  | 
| has testing strategy brainstorm to determine unusual conditions and run appropriate tests |  | |
| is a subtopic of 10.3 - Defects in Ordinary Algorithms |  | |
| is a kind of defect in an ordinary algorithm |  | |
| defect | has example the absence of code to handle an exception |  | 
| problem | has solution which will normally entail developing software, although you may decide that it is better to purchase software or to develop a non-software solution |  | 
| should be written as a simple problem statement in one or two sentences |  |