List of some frequently used and important acronyms and extensions in the Performance Testing world.
Important Acronyms in Performance Testing:
| Acronyms | Full-Form |
|---|---|
| API | Application Programming Interface |
| AUT | Application Under Test |
| CLI | Command Line Interface |
| CR | Change Request |
| DFD | Data Flow Diagram |
| DNS | Domain Name Server |
| EPT | Early Performance Testing |
| GUI | Graphical User Interface |
| HLD | High-Level Design |
| HTML | HyperText Markup Language |
| HTTP | Hypertext Transfer Protocol |
| HTTPS | Hypertext Transfer Protocol Secure |
| LB | Load Balancer |
| LLD | Low-Level Design |
| LR | LoadRunner |
| NFM | Non-Functional Matrix |
| NFR | Non-Functional Requirement |
| NFT | Non-Functional Test |
| NFTP | Non-Functional Test Plan |
| NFTR | Non-Functional Test Result |
| PA | Performance Architect |
| PE | Performance Engineering/Engineer |
| POC | Proof Of Concept |
| POF | Probability of Failure |
| PT | Performance Testing/Tester |
| PTM | Performance Traceability Matrix |
| PTSR | Performance Test Summary Report |
| QA | Quality Assurance |
| QC | Quality Control |
| QMS | Quality Management System |
| RAD | Rapid Application Development |
| RAM | Random-Access Memory |
| RAT | Real Application Testing |
| RC | Root Cause |
| RCA | Root Cause Analysis |
| REST | Representational State Transfer |
| RFC | Request For Change |
| RT | Response Time |
| RTM | Requirements Traceability Matrix |
| SaaS | Software-as-a-Service |
| SAST | Static Application Security Testing |
| SLA | Service Level Agreement |
| SDK | Software Development Kit |
| SDLC | Software Development LifeCycle |
| SIT | System Integration Testing |
| SMTP | Simple Mail Transfer Protocol |
| SOA | Service-Oriented Architecture |
| SOAP | Simple Object Access Protocol |
| SQL | Structured Query Language |
| SSH | Secure Shell |
| SSO | Single Sign-On |
| ST | System Testing |
| STLC | Software Testing Life Cycle |
| SUT | System Under Test |
| TCP | Transmission Control Protocol |
| TT | Think Time |
| UAT | User Acceptance Testing |
| UI | User Interface |
| URL | Uniform Resource Locator |
| VE | Virtual Environment |
| VM | Virtual Machine |
| VPC | Virtual Private Cloud |
| VPM | Virtual Private Machine |
| VU | Virtual Users |
| XML | Extensible Markup Language |
Important Extension in Performance Testing:
| Extensions | Related File |
|---|---|
| .bat file | Batch File |
| .cfg | LoadRunner Runtime Setting File |
| .cor | LoadRunner Correlation File |
| .csv file | Comma Separated Values File |
| .dat file | Data File |
| .jmx | JMeter Management Extensions |
| .jtl | JMeter Text Logs |
| .lra | LoadRunner Analysis |
| .lrr | LoadRunner Result |
| .lrs | LoadRunner Scenario |
| .user | LoadRunner Script Extension |
If you want to add more acronyms and extensions in the list that are related to performance testing then please mention in the comment section.
You may be interested:

These Acronyms can also be added:
JVM – Java Virtual Machine
CLR – Common Language Runtime
JIT – Just In time
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