JMeteria

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 1. Is JMeter Free?

Yes

2. What are the operating systems supported by JMeter?

  • Windows
  • MacOs
  • Linux

3. Is that possible to generate an unlimited load in JMeter?

Yes

4. What are the examples of performance testing types?

  1. Soak testing
  2. Stress testing
  3. Load Testing

5. How are Requests sent to the server to JMeter?

  1. Add thread group
  2. Add HTTP sampler
  3. Configure sampler with server name, port, and request method

6. What is ramp up period?

It is the time it takes to gradually increase virtual users or thread count from zero to the desired number

7. What are the benefits of using JMeter?

  1. Open source
  2. Platform independence
  3. Support various types of Request types: HTTP, FTP
  4. User-friendly GUI
  5. Support scripting and parameterizing

8. What are the roles of listeners?

  1. result visualization
  2. Ontime monitoring
  3. Performance metrics
  4. Aggregate reports
  5. Logging
  6. Assertions and Error detection
  7. Custom reports

9. Give a sample type of listeners.

  1. View results tree
  2. Summary report
  3. Aggregate report
  4. Response time over time
  5. Assertion results
  6. Graph results

10. What types of applications can be tested with JMeter?

  1. Web applications
  2. RESTfull web services
  3. SOAP
  4. FTP servers

11. What needs to be included in the HTTP request?

  1. Protocol
  2. Server name
  3. Port number
  4. Parameters
  5. Request type (GET or POST)
  6. URL

12. What needs to be included in the thread group?

  1. Number of threads(users)
  2. Ramp-up period (seconds)
  3. Loop count
  4. Duration


13. What does virtual user count refers to?

It is the number of simulated users accessing the system concurrently

14. What does it mean by the ramp-up period is zero?

All the users access the system simultaneously


15. Why do we install binaries when installing JMeter?

No need to install if we install binaries

16. What are the prerequisites of JMeter?

Java - JRE

17. Where can we download plugins for JMeter?

Jmeter plugins website

18. What are the plugins we need to install?

  • 3 Basic graphs
  • 5 Additional graphs

19. What are the metrics we can see using those graphs?

  • Average response time
  • Successful/Fail transactions
  • Active threads
  • Response codes
  • Bytes throughput
  • Latency




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