functional,nonfunctional,security

Usability ,functionality,security,performance

1.Load testing
2.perfprmance testing
3.stress testing

The four types of system testing is,
1.Functional Testing
2.Gui testing
3.Security Testing
4.Ad-hoc Testing

usability testing
load testing
stress testing
compatibility testing

Load
Performance
Stress
Recovery

functional testing
non functional testing (comaptability,security,recovery,etc)
performance testing

1.Usabulity testing
2.Functional testing(GUI testing,Input domain 
coverage,Bhehaviyaral coverage,0
3.Non functional testing

The three types of System testing:
1. Functional
2. Non-Functional(performance,security,usage)
3.Usability testing

1. Functional testing 
2. Non-Functional testing
3. security testing
4. performance testing.

The three system testing types are 
1) Functionality testing(in that six coverages are there
Beheavior,Error handling,Inputdomain,Backend,order of
functonality and Sanitory testing) 
2)Usability testing(User interface and
Manualsupport/helpdocument testing)
3)Non-Functionality
testing(performance,compatabily,Endtoend,reliability and
Installation testing)