Which is not a Black Box Technique?
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Equivalence partition
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Decision tables
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Transaction Diagrams
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Decision Testing
D
Correct answer
Explanation
Decision Testing is a white-box technique (also called branch testing), not a black-box technique. Black-box techniques include Equivalence Partitioning (A), Boundary Value Analysis, Decision Tables (B), State Transition Testing, and Use Case Testing. Transaction Diagrams (C) are not a standard black-box technique name but may refer to flow-based testing. Decision Testing examines internal code branches and requires knowledge of implementation.