AQA (8525) Archives - Page 12 of 17

Testing Definition (1 mark)

Define the term ‘testing’ in the context of computer programming.

Explain what is meant by data validation.

Write a pseudocode subroutine that takes an integer as a parameter, doubles it if it is even, and returns the result.

Describe how parameters are used to pass data to a subroutine with an example.

Explain why it is considered good practice to use local variables in subroutines.

Describe the structured programming approach and its advantages.

Discuss two advantages of using subroutines in programming.

Explain how concatenation of strings works, and give an example using the variables firstName and lastName to create a fullName.

Explain why random number generation is useful in programming a simple game such as ‘guess the number’.