Stress Testing

-- We need to check the performance of the application. 
Def: Testing conducted to evaluate a system or component at 
or beyond the limits of its specified requirements

Resolution Testing

-- Some times developer created only for 1024 resolution, 
the same page displayed a horzontal scroll bar in 800 x 600 
resolution. No body can like the horizandal scroll appears 
in the screen. That is reason to test the Resolution 
testing.

Cross-browser Testing

-- This testing some times called compatibility testing. 
When we develope the pages in IE compatibile, the same page 
is not working in Fairfox or Netscape properly, because 
most of the scripts are not supporting to other than IE. So 
that we need to test the cross-browser Testing