Black Box Testing

Black Box Testing is a software testing method which testers use when they have no idea about software's internal algorithm. Testers only know the input and its expected output from the software which is based on specification.

Test Design Techniques

Test Design Techniques are used for test case design. They include:
- Equivalence Partitioning
- Boundary Value Analysis
- Pairwise Testing (All-pairs testing)
- Decision Table
- Error Guessing

Advantages of Black Box Testing

- Test Cases can be designed as soon as specifications are ready.
- Programming skill is not required. Business user can involve easily.
- Help to identify ambiguity and contradiction in specifications.

Disadvantages of Black Box Testing

- It is hard to identify all possible cases.
- There is possibility of duplicated test which have been done by developer.

Tools for Black Box Testing

Test Design Tools
- CTE XL

Automation Tools for Regression Test
- QTP
-----------------------------------------------------------------

Related topic: White Box vs Black Box Testing

Posted in: Software Testing Concept