What is Quality Assurance (QA)

What is Quality Assurance? | Process and Methods

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What is Quality Assurance?

Quality Assurance is to check whether the developed product is fit for use. For that, the Organization should have methods and standards to be tracked which need to be enhanced periodically. It mainly focuses on the quality of the product/service that we are providing to the clients during or after the implementation of the software.

What is Quality?

Quality is very tough to define, and it is basically stated: “Fit for use or resolve.” It is all about the conference the needs and expectations of customers with approval to functionality, design, reliability, durability, & price of the manufactured goods.

What is Assurance?

Assurance is nothing but a positive announcement on a product or service, which gives assurance. It is the certainty of a product or a service, which it will effort well. It assures that the product will work without any difficulties as per the prospects or requirements.

What is Quality Assurance (QA)?

Quality Assurance is commonly known as QA Testing, is defined as an action to ensure that an organization is as long as the best possible product or service to customers. QA efforts on improving the processes to distribute Quality Produces to the customer. An organization has to ensure, that the process is effective and performing as per the quality principles well-defined for software development.

Quality Assurance

QA establishes and maintains set necessities for developing or manufacturing reliable products. A quality assurance policy is meant to develop customer experience and a company’s authority, while also improving work procedures and efficiency, and it allows a company to better contest with others.

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Importance of Quality Assurance

Quality assurance supports a company that creates products and services that meet the requirements, expectations, and necessities of customers. It yields high-quality product offerings that create trust and loyalty with clients. The well-designed process and standards stated by a quality assurance program and avoid failures before they arise.

Quality Assurance Methods

Failure testing

Which frequently tests a product to decide if it breaks or fails.  For physical products that need to withstand stress, this could include challenging the product under heat, stress or vibration. In software products, failure testing might include placing the software under high quality or load conditions.

QA - Failure Testing

Statistical process control (SPC)

A method based on objective data and inquiry and developed by Walter Shewhart at Western Electric Company and Bell Telephone Laboratories in the 1920s and 1930s. This methodology uses statistical methods to manage and control the production of products.

Total Quality Management (TQM)

Which spread on quantitative methods as the basis for continuous improvement. TQM relies on facts, data, and investigation to support product planning and presentation reviews.

Quality Assurance Functions

Technology Transfer

This purpose involves getting a product design document as well as trial and mistake data and its estimation. The documents are dispersed, checked and accepted


Here authentication master plan for the complete system is ready. Approval of test criteria for confirming product and method is set. Resource planning for the performance of an authentication plan is done.


This function panels the distribution and archiving of documents. Any change in a certificate is made by accepting the proper change control procedure. Endorsement of all types of brochures.

  • Assuring Quality of products
  • Quality improvement plans 
Quality Assurance - Documentation

Process of Quality Assurance

Quality assurance is a lifecycle called a PDCA cycle or Deming cycle. The process of Quality Assurance are:

  • Plan
  • Design and Development
  • Testing
  • Deploy
Process of Quality Assurance

These above steps are repeated to ensure that procedures followed in the organization are evaluated and improved periodically. Let’s look into the above steps in detail –</