Load Runner Interview Questions and Answers
Question - 61 : - How can we debug a LoadRunner script?
Answer - 61 : -
VuGen contains two options to debug Vuser scripts.
- Run Step by Step command and
- Breakpoints.
We can also manually set the message class within your script using the lr_set_debug_message function.
Question - 62 : - What is a scenario?
Answer - 62 : -
A scenario is nothing but an event that occurs for each testing session.
Question - 63 : - What is a rendezvous point?
Answer - 63 : -
Rendezvous points are introduced into Vuser scripts to simulate more users on the server. Rendezvous points instruct Vusers to wait during test execution in order to perform the tasks simultaneously.
For example, in a banking application, Rendezvous points are inserted for 100+ multiple users to deposit money simultaneously.
Question - 64 : - What Component of LoadRunner is used to record a script?
Answer - 64 : -
The Virtual User Generator (VuGen) component is used to record a script, and it enables you to develop Vuser scripts for a variety of application types and communication protocols.
Question - 65 : - What are all the components of LoadRunner?
Answer - 65 : -
Following are the components of LoadRunner
- The Virtual User Generator
- Controller, and the Agent process
- LoadRunner Analysis and Monitoring
- LoadRunner Books Online
Question - 66 : - What is load runner?
Answer - 66 : -
Load Runner is a performance testing tool from HP. This tool supports all aspects such as Load, Stress, Endurance, data volume and spike Testing.
Question - 67 : - Which web protocol recording level generates the web_submit_form function?
Answer - 67 : -
The HTML based recording generates this function.
Question - 68 : - Where should you add a web_reg_save_param function to a script?
Answer - 68 : -
Before the step that retrieves the dynamic value
Question - 69 : - What is the difference between load, performance testing?
Answer - 69 : -
The objective of the performance testing is to check whether an application loads/updates within stipulated time limit (say 2 seconds). It uses metrics like response time, Requests per second. It is carried out under production – like load conditions.
Question - 70 : - What is the difference between lr_error_message and lr_debug _message?
Answer - 70 : -
lr_error_message – Sends an error message to the LoadRunner Controller’s Output window
lr_debug _message – Sends a debug message to the LoadRunner Controller’s Output window