Tell me Testing techniques

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Testing techniques are methods used to identify defects in software applications.

Black Box Testing: Testing the functionality of an application without knowing its internal code.
White Box Testing: Testing the internal code and structure of an application.
Regression Testing: Testing to ensure that new code changes do not adversely affect existing functionality.
Smoke Testing: Testing the basic functionality of an application to ensure it is stable enough for further testing.
Exploratory Testing: Informal testing where testers explore the application to find defects.
Boundary Value Analysis: Testing at the boundaries of input ranges to identify defects.
Equivalence Partitioning: Dividing input data into partitions to reduce the number of test cases needed.
Ad Hoc Testing: Testing without a predefined test plan or test cases.

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