2.3.2 Testing

Question 1

What is iterative testing?

Answer 1

Cycle of design, development and testing
Test results enable redesign and redevelopment and the process repeats itself until all elements work

Question 2

What is final testing?

Answer 2

Carried out by real users when the program is complete and ready for release

Question 3

What is a syntax error?

Answer 3

Usually spotted by program compliers and interpreters and is specific to the programming language used (Own formatting rules)
A specific statement may have been typed incorrectly or an incorrect/invalid character may have been used

Question 4

What is a logic error?

Answer 4

Fault in the structure or design of a program and more difficult to spot.
Thorough testing only way to resolve

Question 5

What is normal data?

Answer 5

Acceptable, error free data likely to be input into the program

Question 6

What is boundary data?

Answer 6

Correct data at the limit of what a program should be able to accept

Question 7

What is invalid data?

Answer 7

Data of the correct type but outside for predetermined limits that should be rejected

Question 8

What is erroneous data?

Answer 8

Data of the incorrect data type that should be rejected by the program or system

Question 9

What are refining algorithms?

Answer 9

A process designed to improve efficiency and remove errors at all stages of program development