PlayR Interview Questions and Answers

Correlation in performance testing, AWS knowledge, parametrization vs correlation, challenges in correlation, motivating new customers for performance testing, using perfmon, rampup/rampdown/steady state, concurrent vs simultaneous users, matrices in HTML report

• Correlation in performance testing ensures that the response time of different components in a system are correlated to each other

• AWS knowledge is important for understanding cloud-based performance testing environment...read more

Use a program to handle JavaScript callback functions.

• Create a function that takes a callback function as a parameter

• Invoke the callback function within the main function

• Pass arguments to the callback function if needed

Exception handling in JS and Cypress involves using try-catch blocks to handle errors and prevent test failures.

• Use try-catch blocks to handle exceptions in JavaScript and Cypress tests

• Catch specific errors to handle them appropriately

• Use assertions to check for expected errors in Cypress tests

Workload model is a representation of the workload that a system or application is expected to handle.

• It includes information on the types of tasks, frequency of tasks, and the resources required to complete the tasks.

• Workload models help in performance testing by simulating real-world scenarios and predicting system behavior under different workloads.

• Examples of workload models include steady state, ramp-up, and spike scenarios.

Create a counter using JavaScript

• Declare a variable to store the count

• Create a function to increment the count

• Display the count on the webpage

XPaths are used in testing to locate elements on a web page for automation testing purposes.

• XPaths are used to locate elements based on their attributes, such as ID, class, name, etc.

• Absolute XPaths start with the root node and specify the complete path to the element.

• Relative XPaths start from the current node and specify the path to the element relative to the current node.

• XPaths can also be used to locate elements based on their text content or position on the page.

• Example...read more