What is Software Testing? Definition, Basics & its Types – QAShala

Software Testing is a process or method to check whether the actual software matches the defined requirements and confirm that the product is Defect-free and there is no requirement failure. It consists of the thorough software features/Components test using the manual or automation methods and validates software behavior. The main agenda of software Testing is to execute the software with the intention of finding defects.

Hi Viewers, Welcome to QAShala.com, this blog is focused on the FRESHER & those who are new in the Software Testing industry. Here, we will try to understand the core concept of Software Testing, types of testing & impact on the Application life cycle, and more. Here we go,

In this Blog, we will try to learn

  • What is Software Testing?
  • Why Software Testing needed?
  • Advantages of doing Software Testing?
  • Types of Software Testing

What is Software Testing:

Software Testing is a process or method to check whether the actual software matches the defined requirements and confirm that the product is Defect-free and there is no requirement failure. It consists of the thorough software features/Components test using the manual or automation methods and validates software behavior. The main agenda of software Testing is to execute the software with the intention of finding defects.

People choose to say Software Testing is White Box, Black Box, or Grey Box Testing, but basically, we can say “Test each and every function of the software against the requirement specifications called Software Testing”

Why Software Testing is Needed:

Software Testing is needed because if the software has bugs or errors, we can find it early and fix all the bugs or errors before the Production release. Fully tested software or product confirm its reliability, performance, and security from the threads, and in the future, it results in the client’s and user’s satisfaction, time, and cost-saving.

Software Testing is important because a single minor bug can make the huge impact on the client or its users, software bug can be reason for human loss, financial crisis Etc., Examples are below

  • In February 2020, more than 100 flights to and from London’s Heathrow airport were disrupted on Sunday 16 February 2020, after it was hit by technical issues affecting departure boards and check-in systems.
  • In February 1991, (First Gulf War), an Iraqi missile hit the US base of Dhahran in Saudi Arabia, killing 28 American soldiers. Following an investigation, it was determined that the base’s antiballistic system failed to launch because of a computer bug.
  • In 1998, The Mars Climate Orbiter was launched 1998 with the goal of studying climate on Mars, after traveling through space for several months, the probe was destroyed because of a navigation error
  • software bug that triggered a $440 million loss in just 30 minutes. The firm’s shares lost 75 percent in two days after the faulty software flooded the market with unintended trades.
  • April 26, 1994, China Airlines Airbus A300 crashed due to a software bug on April 26, 1994, killing 264 innocents live
  • Starbucks lost millions in sales because of a ‘system refresh’ computer problem
  • In France, a bug within the Uber app actually revealed a man’s affair with another woman to his wife. It ultimately led to a divorce and got Uber slapped with a $45 million lawsuit.
  • Toyota drivers began reporting a troubling issue: Their cars were accelerating without them actually touching the gas pedal. And after a few accidents, which were carefully investigated, it was discovered that software errors in the system were causing these dangerous issues.

Advantages of doing Software Testing?

Here are the advantages of doing Software Testing

  • Product Quality: This is the most important aspect related to the application life cycle, like each client, customer, or user wants their product to be the best in the market, so matching their need to expectation we need to ensure the delivered software is best in Quality.
  • Easy to Use: As a user, we always wanted that the software we are using should be user-friendly and it does not need long training to use software, so the main intention to satisfied the user.
  • Safety and Security: It is the most essential and benefit of Software Testing. Client needs the software which is based on trusted networks and there should not be any data breach, it helps to find risk and remove them.
  • Customer Satisfaction: UI/UX validation ensures the best user experience & the main aim to verify the UI/UX at users’ level understandings.
  • Cost Saving: It’s important that we found a bug at the early stage of that testing, that can fix at the beginning which would be cost-effective.

Types of Software Testing:

Predominantly Software Testing has 2 types:

  • Functional Testing
  • Non-Functional Testing
Types of software testing
Classification of software testing

It’s not a complete list because we have around more than 180+ Testing types and still keep adding, and please note, it’s not necessary that all testing methodologies are applicable for each and every project, it totally depends on the project nature and scope of what QA is planning to do.

What we have learned, Blog Summary:

  • Software Testing is the process or method to ensure that the Actual Behaviour of the product is matching with the expected behavior and Software is the defect-free
  • Testing is necessary because software defect could be expensive to client, dangerous to life, and could be a crisis for the organization
  • Advantages of doing software testing in term of Product Quality, ease to use, Customer satisfaction, safety, and security and cost-saving
  • Basically, testing is classified into 2 categories: Functional and Non-Functional

Thank you for reading, if you have any doubt feel free to reach out to us.

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