Week1

Front

Testing show presence of defects

Back

Testing can show defects, but can't prove that there are no defetcts

Front

Exhaustive testing is imposiible

Back

Testing everything is impossible and not feasible for trivial cases.

Front

Early testing

Back

To find defects early, testing should be started asap

Front

Defetc clustering

Back

Focusing testing where most defects are and adjust based on observation , start with modules that might be buggy

Front

Testing is context dependent

Back

Every defect requires different testing method

Front

Pesticide paradox

Back

Testing software all over again will be useless, since they eventually stop finding defects

Front

Absence of errors fallacy

Back

Finding and fixing errors doesn't help if system doesn't meet user's requirement and is unsable

Front

Validation

Back

Validation ensures that the software meets the user's needs and requirements

Front

Verification

Back

Verification ensures that the software is built correctly according to specifications