COMPUTER SCIENCE AND ENGINEERING
SOFTWARE ENGINEERING
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Human error or mistake
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System fault
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System error
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System failure
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Detailed explanation-1: -System fault A characteristic of a software system that can lead to a system error. For example, failure to initialise a variable could lead to that variable having the wrong value when it is used. Human error or mistake Human behaviour that results in the introduction of faults into a system.
Detailed explanation-2: -An error in computer data is called Bug. A software bug is an error, flaw, failure or fault in a computer program or system that causes it to produce an incorrect or unexpected result, or to behave in unintended ways.
Detailed explanation-3: -A) Software is developed or engineered; it is not manufactured in the classical sense. B) Software doesn’t “wear out. C) Software can be custom built or custom build.
Detailed explanation-4: -The dependability of a system reflects the user’s degree of trust in that system. It reflects the extent of the user’s confidence that it will operate as users expect and that it will not ‘fail’ in normal use. Dependability covers the related systems attributes of reliability, availability and security.