Testing Approaches - White Box Testing

Question 1

What is White Box Testing?

Answer 1

Testing technique that evaluates code and internal structure

Question 2

What is verified in White Box Testing?

Answer 2

Internal security holes, code flow, expected output, and loops.

Question 3

What are the basic steps in White Box Testing?

Answer 3

Understand source code, create test cases, and execute

Question 4

What is Statement Coverage?

Answer 4

Testing each statement/line of code at least once

Question 5

What is Branch Coverage?

Answer 5

Testing each/true false branch of conditional statements

Question 6

What is Path Coverage?

Answer 6

Testing all possible paths through code

Question 7

Why perform White Box Testing?

Answer 7

Ensure all paths exercised, verify logic, and find bugs

Question 8

Does White Box Testing require programming skills?

Answer 8

Yes

Knowledge of programming languages and logic is required

Question 9

What is a limitation of White Box Testing?

Answer 9

Difficult to test all path for large systems

Question 10

What are some types of White Box Testing?

Answer 10

Unit Testing, Memory Leak Testing, Penetration Testing, Mutation Testing

Question 11

What is Unit Testing?

Answer 11

Testing individual units/components of code as they are developed

Question 12

What is Integration Testing?

Answer 12

Testing how individual units interact when integrated

Question 13

What is Memory Leak Testing?

Answer 13

Detecting memory leaks that cause applications to run slowly

Question 14

What is Mutation Testing?

Answer 14

Modifying code to test quality of existing text cases

Question 15

What is Regression Testing?

Answer 15

Re-testing after code changes to detect new defects