Subject: Software Verification and Validation

Suppose a popular software company XYZ Pvt. Ltd. is working on a small scale, less complex and low cost project (Online attendance system). To maintain its standard, testing needs to be applied on the project by the company. Software units/modules for this project are admin, staff, student, and attendance. Testing team need to apply suitable testing technique to determine the behaviour and correctness of these modules collaboratively. The focus is to expose faults in the interaction between integrated units, ensure interfaces between component have been implement correctly and to confirm that these modules are working fine with all function requirement.

Question: In your point of view which of the following testing technique is most suitable for the scenario given above. Justify your answer with valid points, also write one advantage and disadvantage of your chosen technique.

Testing techniques:

Unit testing

Big bang

Incremental

Top-down

Bottom-up

Sandwich or hybrid