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Testing, Quality Assurance and Quality Control

Most of the people will get confused when it comes to pin down the differences among the Quality Assurance, Quality Control and Testing. Although they are very much interrelated and to some extent, they can be considered as same activities, but there definitely exist in distinguishing the points that will set them apart.

The following table will list the point that will differentiate QA, QC and Testing: -

Quality Assurance Quality Control Testing
QA includes the activities that ensures the implementation of processes, procedures and standards in verification of developed software and intended needs. QC includes the activities that ensures the verification of a developed software with respect to documented requirements. It includes the activities that ensures the identification about error in a software.
It must be focus on processes and procedures rather than conducting the actual testing on the system. It must be focuses on actual testing by executing the software with an aim to identify defect through implementation of procedures and process. It must be focuses on actual testing.
Process-oriented activities Product-oriented activities Product-oriented activities
Preventive activities Corrective process Preventive activities
Subset of Software Test Life Cycle Subset of Quality Assurance Subset of Quality Control

Audit and Inspection

Audit is a systematic process to determine how actual testing process is conducted within an organisation or a team. It is an independent examination of processes involved during the testing of a software. It is a review of documented processes that organisations implement and follow. Types of audit includes the Legal Compliance Audit, Internal Audit, and System Audit.

Inspection is a formal technique involves formal or informal technical reviews by identifying any error or gap. It is a formal evaluation technique in which software requirements, designs or codes are examined in detail by a person or a group other than the author to detect faults and other problems. It may include the following processes: - Planning, Overview Preparation, Inspection Meeting, Rework and Follow-Up.

Testing and Debugging: -

Testing involves identifying the error in a software without correcting it. Normally specialists with a quality assurance which involves in the error identification. Testing is performed in the testing phase.

Debugging involves identifying, and fixing the problems. Developers who code the software conduct debugging upon encountering an error in the code. It is a part of White Box Testing or Unit Testing. It can be performed in the development phase while conducting Unit Testing or phases while fixing the reported errors.


Benefits of Software Testing

  • 1. Quality: - The quality of your products is high and is important for the customer. For Quality, customers will pay more money. The important thing is that with selling high-quality products, you build a strong reputation and the brand image, things that are important in the long term.
  • 2. Satisfied Customer: - The centre of each and every business is a happy client. When selling something, you must be aware that everything does not end there. The only conclusion is that it must be pays off to produce a higher quality product from the start. Only when you do the software testing, you can guarantee that your product is reliable and valuable.
  • 3. User Experience: - It is a significant factor while putting some products on the market. If you want user experience, software requires to be free from errors, which can be a source of dissatisfaction for users. Choosing a good software testing service with professional team that will guarantee the quality of product and good user experience.
  • 4. Business Optimization: - Business Optimization means more satisfied customers, customer retention, fewer cost of fixing the product, better quality, fewer cost of client service and more reliable products and brand image.