Software testing

Which of the following are practised in level 3 thinking during testing?

Testing is a mental discipline, everyone in an organization strives to test thoroughly.

Testing is done mainly by developers, to debug their code.

Testing is done to identify failures and reduce risks.

Testing is done to show absence of errors.

Which of the following lists difference between verification and validation?

Verification is done during software development whereas validation is done at the end of software development.

Verification is done to ensure that a software works correctly whereas validation is done to ensure all requirements are met.

Which of the following is correct?

Failure leads to a fault.

Fault leads to a failure.

Fault leads to an error, which in turn, leads to a failure.

Fault and error are the same, any of them can lead to a failure.

Choose the right option to fill in the blank: Suppose a method M1 calls a method M2 , which in turn, calls another method M3 . The level of testing that tests for the interface of calls M1 from to M2 and then to M3 is called as . . . . . . . . . . . ..

Functional testing

Unit testing.

Integration testing.

System testing.

State true of false: A coverage criterion c1 said to subsume another coverage criterion c2 if there is at least one test case that satisfies c1 which also satisfies c2.

True

False

Which of the following best defines usability testing?

Testing done to ensure that the software looks nice.

Testing done to ensure that the software is usable by all the users.

Testing done to understand how users can use a software.

Testing done to ensure that the user interface of the software is as specified in the requirements.

Which of the following is a list of whitebox testing techniques?

Unit testing, performance testing.

Integration testing, stress testing

Unit testing, integration testing

Usability testing, performance testing.

As per the lectures, which of the following sentences best defines a test case?

A test case contains only inputs to the software artifact.

A test case contains inputs to the software artifact along with the expected outputs.

A test case contains inputs to the software artifact and a decision on pass or fail.

A test case contains inputs to the software artifact, which is run and the actual output is also recorded as a part of the test case.

Software testing

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