Purpose and types of testing

Question 1

What are the reasons for testing a program?

Answer 1

To ensure there are no errors (bugs) in the code. To check that the program has acceptable performance and usability. To ensure that unauthorized access is prevented. To check if the program meets the requirements.

Question 2

What is iterative testing?

Answer 2

Each new module is tested as it is written. Program branches are checked for functionality. Checking new modules do not introduce new errors in existing code. Testing to ensure the program handles erroneous data and exceptional situations.

Question 3

What is final/terminal testing?

Answer 3

Testing that all modules work together (integration testing). Testing the program produces the required results with normal