Validating various non functional aspects of the system such as user interfaces, user friendliness security, compatibility, Load, Stress and Performance etc is called non functional testing.
What is verification?
Testing does not offer any opportunities for career growth.
Testers do not perform well in development projects (or Testers are poor in coding)
No formal training is needed to work in a Testing project... Anyone can be a Tester!
What is Agile Testing?
What is Ad Hoc Testing?
What is 'Software Testing'?
How can World Wide Web sites be tested?
What's a 'test plan'?
What's a 'test case'?