Master Software Quality Assurance: Enhance Software Products

Question 1

What is the main purpose of unit testing?

Accepted Answer

To isolate and test individual software components independently

Answer

To simulate the overall behavior of the entire system

Answer

To identify defects that could lead to system failures

Answer

To validate the functional requirements of the software

Question 2

What is the primary goal of regression testing?

Accepted Answer

To ensure that software changes have not introduced new defects or unintended consequences

Answer

To verify that software still meets its functional requirements after modifications

Answer

To improve the overall performance and stability of the software

Answer

To automate the testing process and reduce manual effort

Question 3

What is the primary distinction between functional and non-functional testing in software quality assurance?

Accepted Answer

Functional testing verifies the software's intended functionality, while non-functional testing assesses its performance and other quality attributes.

Answer

Functional testing is typically conducted manually, while non-functional testing is automated.

Answer

Functional testing is generally considered more critical than non-functional testing.

Answer

There is no meaningful difference between functional and non-functional testing.

Question 4

Which of the following is NOT a static analysis technique?

Accepted Answer

Mutation Testing

Answer

Control Flow Analysis

Answer

Data Flow Analysis

Answer

Symbolic Execution

Question 5

Which testing technique involves executing a program with various inputs to verify predicted outcomes?

Accepted Answer

Unit testing

Answer

Integration testing

Answer

System testing

Answer

Regression testing

Question 6

Which of the following is NOT a benefit of software testing?

Accepted Answer

Accelerated development time

Answer

Early detection of defects

Answer

Reduced maintenance costs

Answer

Increased user satisfaction

Question 7

What is the primary purpose of a test plan?

Accepted Answer

To define the scope, goals, and strategy for testing

Answer

To document test cases and their corresponding data

Answer

To track and monitor the progress of testing

Answer

To report the findings and results of testing

Question 8

The primary goal of code review is to improve the quality of the software code. Which of the following activities is typically NOT a part of code review?

Accepted Answer

Writing unit tests to verify the correctness of the code

Answer

Identifying potential errors and defects

Answer

Ensuring adherence to coding standards

Answer

Refactoring code to improve readability and maintainability

Question 9

Black-box testing and white-box testing are two common approaches to software testing. Which of the following statements about black-box testing is accurate?

Accepted Answer

Black-box testing is based on the external specifications and requirements of the software

Answer

Black-box testing is based on the internal structure and design of the software

Answer

Black-box testing is more effective at finding defects than white-box testing

Answer

Black-box testing is only used for functional testing

Question 10

Which fundamental principle underpins effective software quality assurance (SQA)?

Accepted Answer

Prevention of defects and their early detection

Answer

Exclusive focus on product testing

Answer

Heavy reliance on automated tools

Answer

Prioritization of code quantity over quality

Question 11

In testing techniques, which method divides inputs into equivalence classes?

Accepted Answer

Equivalence partitioning

Answer

Boundary value analysis

Answer

Decision table testing

Answer

State transition testing

Question 12

What is the primary objective of conducting a code review?

Accepted Answer

Identifying defects and enhancing code quality

Answer

Verifying the code's logical correctness

Answer

Generating test cases

Answer

Measuring the code's performance

Question 13

Which SQA metric quantifies the number of defects discovered per unit of time?

Accepted Answer

Defect density

Answer

Test coverage

Answer

Reliability

Answer

Maintainability

Question 14

What is the primary purpose of black box testing?

Accepted Answer

Evaluating the software's functionality from the user's perspective

Answer

Testing the code's internal structure

Answer

Identifying defects in the code itself

Answer

Verifying the algorithm's correctness

Question 15

To effectively uncover integration defects in software, which testing technique is primarily employed?

Accepted Answer

Integration testing

Answer

Unit testing

Answer

System testing

Answer

Acceptance testing

Question 16

What is the primary purpose of a quality assurance plan in a software project?

Accepted Answer

Establish quality goals and define quality-related activities

Answer

Track the progress of quality assurance efforts

Answer

Document the findings of quality assurance testing

Answer

Provide training on software quality to the development team

Question 17

Which principle of software quality assurance emphasizes integrating quality into the development process?

Accepted Answer

Software quality assurance should be an integral part of software development.

Answer

Testing is the sole determinant of software quality.

Answer

Quality is solely the responsibility of developers.

Answer

Software quality is exclusively defined by its features.

Question 18

Which testing technique is most suitable for identifying boundary errors?

Accepted Answer

Boundary value analysis

Answer

Equivalence partitioning

Answer

Decision coverage

Answer

Pairwise testing

Question 19

What is a primary distinction between black-box and white-box testing?

Accepted Answer

White-box testing relies on the software's internal structure, unlike black-box testing.

Answer

Black-box testing relies on the software's internal structure, unlike white-box testing.

Answer

Black-box testing is more effective than white-box testing in defect detection.

Answer

White-box testing is more effective than black-box testing in defect detection.

Question 20

Which of the following is NOT an advantage of software testing?

Accepted Answer

Increased development costs

Answer

Improved software reliability

Answer

Enhanced customer satisfaction

Answer

Reduced software defects

Question 21

What is the fundamental distinction between functional and non-functional requirements?

Accepted Answer

Functional requirements describe what the software should do, while non-functional requirements describe how it should behave.

Answer

Functional requirements are essential, whereas non-functional requirements are optional.

Answer

Non-functional requirements can be objectively measured, but functional requirements cannot.

Answer

Functional requirements pertain to the user interface, while non-functional requirements do not.

Question 22

Which software quality metric measures the number of defects per thousand lines of code?

Accepted Answer

Defect density

Answer

Cyclomatic complexity

Answer

Halstead volume

Answer

Maintainability index

Question 23

Which of the following is NOT a fundamental principle of software quality assurance?

Accepted Answer

Scope creep

Answer

Defect prevention and removal

Answer

Customer satisfaction

Answer

Continuous improvement

Question 24

Which testing technique involves dividing test data into valid and invalid partitions?

Accepted Answer

Equivalence partitioning

Answer

Boundary value analysis

Answer

Decision coverage

Answer

Statement coverage

Question 25

What is the key distinction between black-box and white-box testing?

Accepted Answer

White-box testing assumes knowledge of the system's internal design, while black-box testing does not.

Answer

Black-box testing assumes knowledge of the system's internal design, while white-box testing does not.

Answer

Black-box testing is typically performed by independent testers, while white-box testing is performed by developers.

Answer

White-box testing is typically performed by independent testers, while black-box testing is performed by developers.

Question 26

What is the main responsibility of a software quality assurance auditor?

Accepted Answer

To review software development processes and products against established quality standards

Answer

To conduct independent testing to verify that software meets functional and non-functional requirements

Answer

To provide training and support to development teams on quality assurance best practices

Answer

To manage software quality assurance activities and report to stakeholders

Question 27

Distinguish between different testing techniques. Which one involves executing a program to search for errors?

Accepted Answer

Dynamic testing

Answer

Static testing

Answer

Formal testing

Answer

Ad hoc testing

Question 28

Explain the purpose of code review in the context of SQA.

Accepted Answer

Code quality assurance and adherence to standards

Answer

Syntax error detection

Answer

Performance enhancement

Answer

Security vulnerability identification

Question 29

Distinguish between a unit test and an integration test.

Accepted Answer

Unit tests focus on individual code units, while integration tests examine interactions between multiple units.

Answer

Integration tests focus on individual code units, while unit tests examine interactions between multiple units.

Answer

Unit tests follow integration tests

Answer

Integration tests precede unit tests

Question 30

What is the primary objective of software quality assurance?

Accepted Answer

To ensure that software meets specified requirements

Answer

To eliminate all defects from software

Answer

To make software more user-friendly

Answer

To reduce software development costs

Question 31

What is the primary purpose of quality gates in software quality assurance?

Accepted Answer

To prevent defective code from progressing to the succeeding phase of development

Answer

To guarantee that all testing criteria are satisfied before code release

Answer

To find and fix defects early in the development process

Answer

To track the advancement of software testing