Question 146ISTQB CFTL 2018 Sample Questions Exam set A

Which of the following statements about the given state transition diagram and table of test cases is TRUE? Power Off TV Off (S1) TV Play (S3) Power Power ON Off RC On TV Stand By (S2) RC Off Test Case 1 2 3 4 5 Start State S1 S2 S2 S3 S3 Input Power On Power Off RC On RC Off Power Off Expected Final S2 S1 S3 S2 S1 State

Test Case12345
Start StateS1S2S2S3S3
InputPower OnPower OffRC OnRC OffPower Off
Expected Final StateS2S1S3S2S1

Answer Options

A.The given test cases cover both valid and invalid transitions in the state transition diagram.
B.The given test cases represent all possible valid transitions in the state transition diagram.✓
C.The given test cases represent some of the valid transitions in the state transition diagram.
D.The given test cases represent pairs of transitions in the state transition diagram.

Correct Answer

B: The given test cases represent all possible valid transitions in the state transition diagram.

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