QA Vs QC Vs Testing

Table of Contents

Software development is a complex process that involves various stages, including QA, QC, and testing. These three processes are crucial to ensure that the software being developed is of high quality and meets the requirements of the end-users. In this blog post, we will discuss the differences between QA, QC, and testing and provide examples to help you better understand the concept.

What is QA?

QA, or Quality Assurance, is the process of ensuring that the software being developed meets the requirements of the end-users. It is a preventive process that involves identifying potential defects and taking steps to prevent them from occurring in the first place. QA involves a set of activities that are performed throughout the software development life cycle to ensure that the software being developed is of high quality.

Examples of QA

Creating a requirements document that clearly outlines the requirements of the end-users.
Performing code reviews to ensure that the code is written according to the coding standards.
Conducting walkthroughs to identify potential defects early in the software development life cycle.

http://informationarray.com/2023/07/26/qa-vs-sdet/

What is QC?

QC, or Quality Control, is the process of ensuring that the software being developed meets the quality standards set by the organization. It is a reactive process that involves detecting and correcting defects in the software after it has been developed. QC involves a set of activities that are performed after the software has been developed to ensure that it meets the quality standards.

Examples of QC

Conducting testing to identify defects in the software.
Performing debugging to correct defects found during testing.
Conducting code inspections to identify defects in the code.

What is Testing?

Testing is the process of evaluating a software application to identify defects, errors, or gaps in functionality. It is an essential part of the software development process as it helps to ensure that the software being developed meets the requirements of the end-users. Testing involves a set of activities that are performed to identify defects in the software and ensure that it meets the quality standards.

Examples of Testing

Functional testing to ensure that the software meets the functional requirements.
Performance testing to evaluate the performance of the software under various conditions.
Security testing to ensure that the software is secure and protected against external threats.

Comparison Table

Criteria	QA	QC	Testing
Goal	To prevent defects	To detect defects	To identify defects
Process	Proactive	Reactive	Reactive
Scope	Entire software process	After development	After development
Activities	Requirements gathering	Inspections	Functional testing
	Code reviews	Debugging	Performance testing
	Walkthroughs	Code inspections	Security testing
Focus	Process improvement	Quality improvement	Defect identification
Responsibility	Entire team	Quality team	Testing team

In summary, QA, QC, and testing are all essential processes in software development that help to ensure that the software being developed meets the requirements of the end-users and is of high quality. While they have different goals and approaches, they all work together to ensure that the final product is of high quality and meets the expectations of the end-users. By understanding the differences between these three processes, software development teams can improve the quality of their products and deliver software that meets the needs of their users.