Course Questions And Correct Answer with
Rational (100% verified answer) Q & A 2026
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1. What is the primary goal of software testing?
A. To increase coding speed
B. To identify defects before software release
C. To replace developers
D. To reduce hardware costs
Correct Answer: B. To identify defects before software release
Rationale: Software testing helps detect defects and ensures the software meets
requirements before deployment.
2. Which testing type verifies individual program components?
A. System Testing
B. Integration Testing
C. Unit Testing
D. Acceptance Testing
Correct Answer: C. Unit Testing
Rationale: Unit testing focuses on testing the smallest functional parts of software
independently.
3. Which document describes the scope and objectives of testing?
A. Test Plan
B. Bug Report
,C. User Manual
D. Source Code
Correct Answer: A. Test Plan
Rationale: A test plan outlines testing objectives, strategies, resources, and
schedules.
4. What does QA stand for?
A. Quality Assessment
B. Quality Assurance
C. Quick Analysis
D. Query Automation
Correct Answer: B. Quality Assurance
Rationale: QA ensures processes are followed to maintain software quality
standards.
5. Which testing ensures new updates do not break existing functionality?
A. Smoke Testing
B. Regression Testing
C. Stress Testing
D. Alpha Testing
Correct Answer: B. Regression Testing
Rationale: Regression testing confirms that existing features continue working
after modifications.
6. What is a defect in software testing?
A. A coding style
B. A hardware upgrade
,C. A flaw causing incorrect behavior
D. A test document
Correct Answer: C. A flaw causing incorrect behavior
Rationale: A defect is any issue that causes software to perform unexpectedly.
7. Which testing is performed without looking at the internal code structure?
A. White-box Testing
B. Black-box Testing
C. Gray-box Testing
D. Structural Testing
Correct Answer: B. Black-box Testing
Rationale: Black-box testing evaluates functionality without knowledge of internal
implementation.
8. Which testing method examines internal code logic?
A. Black-box Testing
B. User Acceptance Testing
C. White-box Testing
D. Beta Testing
Correct Answer: C. White-box Testing
Rationale: White-box testing involves examining program structure and logic.
9. What is the purpose of smoke testing?
A. To test security vulnerabilities
B. To verify basic functionality works
C. To test all possible inputs
D. To test database speed
, Correct Answer: B. To verify basic functionality works
Rationale: Smoke testing checks whether critical functions operate correctly before
detailed testing.
10. Which testing validates the complete integrated system?
A. Unit Testing
B. Integration Testing
C. System Testing
D. Component Testing
Correct Answer: C. System Testing
Rationale: System testing evaluates the entire integrated application against
requirements.
11. What is the main purpose of integration testing?
A. To test hardware devices
B. To verify module interactions
C. To replace unit testing
D. To test user interfaces only
Correct Answer: B. To verify module interactions
Rationale: Integration testing ensures combined modules function together
correctly.
12. Which testing confirms software meets business requirements?
A. Unit Testing
B. Acceptance Testing
C. Load Testing
D. Stress Testing