CompTIA Cloud Essentials+ (CLO-002) — Question 80

A company wants to ensure its existing functionalities are not compromised by the addition of a new functionality.
Which of the following is the BEST testing technique?

Answer options

• A. Regression
• B. Stress
• C. Load
• D. Quality

Correct answer: A

Explanation

The correct answer is Regression testing, as it specifically focuses on ensuring that new code changes do not adversely affect existing functionalities. Stress and Load testing are aimed at determining system performance under extreme conditions, while Quality testing is a broader term that encompasses various testing types but does not specifically address the concern of maintaining existing features.