Quality assurance vs quality control in Testing Fundamentals - Practice Questions

Challenge - 5 Problems

🧠 Conceptual

intermediate

Difference between Quality Assurance and Quality Control

Which statement best describes the main difference between Quality Assurance (QA) and Quality Control (QC)?

A QA is about testing the product, and QC is about designing the product.

B QA focuses on preventing defects by improving processes, while QC focuses on identifying defects in the final product.

C QA happens after the product is released, QC happens before development starts.

D QA and QC are the same and can be used interchangeably.

💡 Hint

Think about when and how each activity is performed in the software lifecycle.

Quality Assurance is proactive and focuses on improving the process to prevent defects. Quality Control is reactive and focuses on finding defects in the product.

🧠 Conceptual

intermediate

Examples of Quality Assurance and Quality Control activities

Which of the following is an example of a Quality Control activity?

A Performing automated tests to find bugs in the software.

B Training developers on best practices.

C Defining the software development process.

D Conducting code reviews to improve coding standards.

💡 Hint

QC involves checking the product for defects.

Automated testing is a QC activity because it detects defects in the product. Code reviews, process definition, and training are QA activities focused on prevention.

❓ assertion

advanced

Assertion about QA and QC roles

Consider this assertion: "Quality Assurance is responsible for setting standards, while Quality Control is responsible for verifying those standards are met." Is this assertion true or false?

A True, because QA defines processes and QC checks the product against those processes.

B False, because both QA and QC only focus on testing the product.

C False, because QC sets the standards and QA verifies them.

D True, because QC creates the standards and QA ignores them.

💡 Hint

Think about who creates the rules and who checks if the rules are followed.

QA sets the quality standards and processes. QC verifies the product meets those standards.

🔧 Debug

advanced

Identify the incorrect statement about QA and QC

Which of the following statements about Quality Assurance and Quality Control is incorrect?

A QC activities include inspections and reviews.

B QC is product-oriented and focuses on defect detection.

C QA is process-oriented and focuses on defect prevention.

D QA activities include testing the final product to find bugs.

💡 Hint

Remember which activities belong to QA and which belong to QC.

Testing the final product is a QC activity, not QA. QA focuses on processes to prevent defects.

❓ framework

expert

Choosing the best QA/QC framework for a project

A software project requires continuous improvement of processes and frequent product inspections to catch defects early. Which combination of QA and QC frameworks best supports this need?

A Apply random testing only for QC and ignore QA processes.

B Use Waterfall model for QA and skip QC to save time.

C Implement Six Sigma for process improvement (QA) and Agile testing for continuous product inspection (QC).

D Focus solely on manual testing without any QA framework.

💡 Hint

Consider frameworks that support both process improvement and frequent testing.

Six Sigma helps improve processes (QA), and Agile testing supports continuous product inspection (QC). This combination fits the project needs.