CAST - Software Testing Fundamentals Questions and Answers

Question 1

Which of the following is a primary goal of fundamental testing principles?

Accepted Answer

To find defects as early as possible in the development lifecycle.

Answer

To prove that the software has no errors.

Answer

To automate every possible test case.

Answer

To exhaustively test every combination of inputs and preconditions.

Question 2

A tester is verifying that a new e-commerce website can handle 1,000 concurrent users without a significant decrease in performance. What type of testing is being performed?

Accepted Answer

Performance Testing

Answer

Functional Testing

Answer

Usability Testing

Answer

Regression Testing

Question 3

During which phase of the Software Testing Life Cycle (STLC) are the specific test cases and scripts developed?

Accepted Answer

Test Design

Answer

Test Planning

Answer

Test Execution

Answer

Test Closure

Question 4

What is the 'Pesticide Paradox' in the context of software testing?

Accepted Answer

The observation that running the same set of tests repeatedly will eventually no longer find new defects.

Answer

A situation where fixing one bug introduces several new ones.

Answer

The principle that testing can only show the presence of defects, not their absence.

Answer

The clustering of most defects in a small number of modules.

Question 5

A tester is given access to the source code to review the logic and create test cases that cover specific code branches. Which testing technique is being used?

Accepted Answer

White-box testing

Answer

Black-box testing

Answer

Grey-box testing

Answer

Experience-based testing

Question 6

Which of the following is NOT a level of testing?

Accepted Answer

Defect Testing

Answer

Unit Testing

Answer

Integration Testing

Answer

Acceptance Testing