Which of the following is a type of system testing?
Recovery testing, security testing, stress testing are type of system testing.
System testing:-
System testing is a level of software testing where complete and integrated software is tested. The purpose of this test is to evaluate the system's compliance with the specified requirements.
Recovery testing:-
Recovery testing is a typeof non-functional testing technique performed in order to determine how quickly the system can recover after it has gone through system crash or hardware failure. Recovery testing is the forced failure of the software to verify if the recovery is successful.
Security testing:-
Security testing is a process intended to reveal flaws in the security mechanisms of an information system that protect data and maintain functionality as intended.
Stress testing:-
Stress testingis a software testing activity that determines the robustness of software by testing beyond the limits of normal operation. Stress testing is particularly important for "mission critical" software, but is used for all types of software.