software testing introduction

 SOFTWARE TESTING

          Software testing is an activity to check whether the actual results match the expected results and to ensure that the software system is Defect free.

          Software testing also helps to identify errors, gaps or missing requirements in contrary to the actual requirements. It can be either done manually or using automated tools

        

TYPE OF SOFTWARE TESTING

1)   functional testing:

• Unit testing
• Integration testing
• System testing
• Sanity testing
• Smoke testing
• Regression testing
• Beta and Acceptance testing

2) Non functional testing

• Performance testing
• Load testing
• Stress testing
• Volume testing
• Security testing
• Recovery testing

3)  Maintenance testing:

• Regression testing
• Maintenance testing