Defects

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Last updated 9:48 AM on 3/2/25
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20 Terms

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Defect
A fault or imperfection in a person or thing.
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Defective Product
A product that causes injury to a person due to design, manufacturing, or marketing defects.
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Software Defect
An error, flaw, mistake, failure, or fault in software that prevents it from behaving as intended.
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Software Error
A deviation from accuracy or correctness in software.
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Software Bug
An error, flaw, failure, or fault in a computer program that causes it to produce an incorrect or unexpected result.
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Errors of Commission
Errors when something wrong is done, like executing a loop one time too many.
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Errors of Omission
Errors where something is accidentally left out, such as omitted parentheses.
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Errors of Clarity and Ambiguity
Errors caused by different interpretations of the same statement, common in natural language requirements.
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Errors of Speed and Capacity
Errors where an application works, but not fast enough.
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Functional Error
A software issue when expected behavior is difficult, awkward, confusing, or impossible.
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Communication Error
Errors occurring in communication from software to the end-user, such as lack of help instructions.
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Missing Command Error
An error occurring when an expected command is missing from the software.
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Syntactic Error
Errors in syntax, which trigger warnings from the compiler during coding.
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Error Handling Error
Any error that occurs without clear and meaningful handling during user interaction.
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Calculation Error
Errors due to bad logic, incorrect formulas, or coding errors.
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Control Flow Error
Errors affecting conditional sequences in software execution.
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Bug Impact on Cost
Estimated US $59 billion lost annually due to software bugs.
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Software Quality Assurance
The process that involves monitoring and inspecting at each stage of the software development life cycle.
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Testing Infrastructure Improvement
Enhancements that could eliminate an estimated $22.2 billion in software bugs.
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Failure in Design or Requirements
Errors that occur due to inaccuracies in requirements or design.