What Test Techniques are there and what is their purpose?

Test Techniques are nothing more than techniques or approaches that can be utilized to conduct the testing. The primary purpose of test techniques is to help identify defects and to reduce the number of test cases.

There are two main types of testing techniques, each with their own sub-types:

Black Box testing techniques:

  • Equivalence Partitioning
  • Boundary Value Analysis
  • Cause-Effect Graphing
  • Error-Guessing
  • Decision Tables

White-Box testing techniques:

  • Statement coverage
  • Decision coverage
  • Condition coverage        
  • Decision-condition coverage
  • Multiple condition coverage
  • Basis Path Testing
  • Loop testing
  • Data flow testing

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