Answer / arif

Yes

Bug : Any discrepancy found during testing of software
product.

Defect: Any discrepancy found by the customer in the
software product after the release in to production

Error: Any discrepancy in the coding

Answer / kumar

Any mistake in programe is called an Error.
The mistake found by tester during the testing can be
called as Defect.
If the report the defect accepted by developer to resolve
then defect becomes Bug.

Answer / udaya

Take an example of adding two numbers say 2+2,
- if we get 2+2=abc an irrelevant result then it is error
- if we get 2+2=5 as a result it is bug
- if the system does not proceed in any action or system
terminates then it is defect.

Answer / sm

Defect: Defect is variation from the actual value to the
expected value

Error : A mistake in coding is known as Error

Bug: A defect identified by the tester and reported to the
developer

Issue: identified by the customer after software build release

Answer / arvind kumar matwa

There are following differences in Error, Bug and Defect:-

Error: An error is programmatic/development time, syntax error in the file.

Bug: If we give the build/war file to Testing/QA team to test it. They raise the bug in case, if the functionality doesn't work/output as per requirement document exceptions. The raised bug is given to developers and developers will fix it.

or

If any discrepancy found by the testers in the
product during the testing of product.

Defect: If any discrepancy found by the customer in the
product after the releasing.

Answer / miss fiza

ERROR:
The diffrenece between the actual and expected result.
BUG:
An error that comes during the software development.
DEFECT:
An error that comes after the development of a software.

Answer / vinodh

error:humans wrong

Answer / vamsi guntupally

Error: Mistake in the program is known as an Error.

Defect : Any deviation from the expected result during
testing is called defect.

Bug : When the defect is accepted by the developer is Bug.

Answer / pencildot

any mistake in code is an error, when detected by a tester
its a defect and when its accepted by the developer its a
bug.

Answer / vikas

yes.
error-discrepancy at the time of coding is error.

bug-discrepancy atv the time of testing is a bug.

defect-when the output doesn't match with desired output
then it is defect.

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