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Dave Parnas Quotes


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Quotes by Dave Parnas

Showing 1-5 of 5 Quotes by Dave Parnas

Whenever anyone says, 'theoretically,' they really mean, 'not really.'

~Dave Parnas

Topics: Anyone Mean Really Says Theoretically Whenever

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As a rule, software systems do not work well until they have been used, and have failed repeatedly, in real applications.

~Dave Parnas

Topics: Applications Been Failed Real Repeatedly Rule Software Systems Until Used Well Work

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My judgment is that research in 'Star Wars' is going to fail, and I believe this so strongly that I'm willing to stake my professional reputation on this. I don't believe anybody is going to build this thing.

~Dave Parnas

Topics: Anybody Believe Build Fail Going Judgment Professional Reputation Research Stake Star Star Wars Strongly Thing Wars Willing I Believe

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When someone builds a bridge, he uses engineers who have been certified as knowing what they are doing. Yet when someone builds you a software program, he has no similar certification, even though your safety may be just as dependent upon that software working as it is upon the bridge supporting your weight.

~Dave Parnas

Topics: Been Bridge Builds Certified Dependent Doing Engineers Even He Just Knowing May Program Safety Similar Software Someone Supporting Though Uses Weight Who Working You Your

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There are no standards for computer programmers and no group to certify them.

~Dave Parnas

Topics: Computer Group Programmers Standards Them

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Biography

Nationality: American

Type: Scientist

Born: February 10th, 1941

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