Software Testing Life cylce is as follows:

1. Test Plan Prepation ( Prepare Test Plan based on Project Summary Document and SRS document)
2. Test Specifications Prepration(Test cases preparation based on Requirement document use cases mockup-links(in web based testing) etc)
4. Test Execution----->
To Perform Manual or Automation based on client requirement and software stability
a. Manaul Testing
b. Automation Testing
4. Defect Reporting and Tracking