Which of the Following Is True of Software Testing

Multiple Choice

Which of the following is true of software testing?

A) White-box testing involves viewing the software unit as a device that has expected input and output behaviors but whose internal workings are unknown.
B) Black-box testing treats the software unit as a device that has expected input and output behaviors but whose internal workings, unlike the unit in whitebox testing, are known.
C) Static testing involves software programs called static analyzers which are run against new code.
D) Integration testing involves independent testing that is performed by trained end users to ensure that the system operates as they expect.