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Reliability Testing in Software Testing

What Is Reliability Testing and How Does It Work?

Software Applications are employed in every element of our lives nowadays, including healthcare, government sectors, telecommunications, and so on.

As a result, we must have accurate data on which people may rely. The quality of software and the standardization of goods are the focus of reliability testing. If we can repeat the test cases and achieve consistent results, the product is deemed to be “reliable.” To learn more about Software Testing domain, join Software Testing Course in Chennai at FITA Academy.

Reliability testing ensures that software is dependable, that it fulfills the purpose for which it was created for a certain period of time in a particular environment, and that it is capable of providing fault-free operation.

When does Reliability Testing come into play?

The scenarios in which we use this testing are listed below:

  • To identify the system’s flaws and the causes of such flaws.
  • To ensure the system’s quality.

Test cases should be written in such a way that they cover all aspects of the software. The test cases should be run at regular intervals so that we can compare the current result to the previous result and see if there are any differences. If it produces the same or similar results, the software is deemed to be trustworthy. Join Software Testing Online Course at FITA Academy for the best training with Placement Assistance.

We can also test the Reliability by running the test cases for a set amount of time and seeing if the results are displayed appropriately without any errors after that period of time. We must verify the environment restrictions such as memory leakage, low battery, low network, database issues, and so on while performing Reliability Testing.

1) Feature Testing:

This testing assesses appropriateness, or whether or not an application functions as expected for its intended usage. It will examine an application’s interoperability here in order to test it with other components and systems that interact with it.

It ensures the system’s accuracy by checking for flaws discovered during Beta testing.

Aside from that, it checks for security and compliance. Security testing is concerned with preventing unintended or intentional unwanted access to an application. We will verify for compliance by seeing if the application meets particular criteria such as standards, rules, and so on.

2) Load Testing:

Load testing will determine how well the system operates in comparison to other systems or performance. It is also determined by the amount of concurrent users who utilize the system and the system’s behavior toward the users.

The system must respond to user commands in a timely manner (say, 5 seconds) and match user expectations.

3) Regression Testing:

Regression testing will determine whether the system is functioning properly and whether any flaws have been introduced as a result of the installation of new software capabilities. When a bug has been addressed and the tester needs to retest it, this is also done.


When compared to other types of testing, software reliability testing is more expensive. As a result, we need a solid Test Plan and Test Management in order to perform it cost-effectively.

The Reliability in Software Testing is an important part of the SDLC. As previously said, adopting dependability measurements will improve the software’s reliability and anticipate its future. Software reliability is often difficult to achieve when the software is sophisticated. So join Software Testing Course in Coimbatore to learn more about Testing with practical knowledge and to grow as successful Software Tester.

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