Software testing and quality assurance (QA) are critical components of the software development lifecycle. They ensure that software applications meet the required standards, are reliable, and function as intended.
Software Testing
1. Definition: Software testing is the process of evaluating a software application or system to identify defects, errors, or inconsistencies.
2. Types of Testing:
- Unit testing: Testing individual components or units of code.
- Integration testing: Testing how different components interact with each other.
- System testing: Testing the entire software application or system.
- Acceptance testing: Testing to ensure the software meets the required specifications and user expectations.
3. Testing Techniques:
- Black box testing: Testing without knowledge of the internal workings of the software.
- White box testing: Testing with knowledge of the internal workings of the software.
- Gray box testing: A combination of black box and white box testing.
Quality Assurance (QA)
1. Definition: Quality assurance is a systematic process to ensure that software applications meet the required standards, are reliable, and function as intended.
2. QA Activities:
- Requirements gathering and analysis
- Test planning and test case development
- Test execution and defect reporting
- Defect tracking and resolution
- Test automation and continuous integration
3. QA Methodologies:
- Agile QA: An iterative and incremental approach to QA.
- Test-driven development (TDD): A development process that relies on automated testing.
- Continuous integration and continuous deployment (CI/CD): A process that automates testing, building, and deployment of software.
- Teacher: Abubakar Idrissa