Wipro Interview Questions and Answers

TDD focuses on testing the functionality of individual units of code, while BDD focuses on testing the behavior of the system as a whole.

• TDD stands for Test-Driven Development, where tests are written before the code is implemented to drive the development process.

• BDD stands for Behavior-Driven Development, where tests are written in a human-readable format to describe the behavior of the system.

• TDD is more focused on the technical aspects of the code, ensuring that individua...read more

Program to store characters of a string in an arraylist and print it.

• Create an ArrayList to store characters

• Iterate through the string and add each character to the ArrayList

• Print the ArrayList

Cucumber hooks are blocks of code that run before or after each scenario in Cucumber tests.

• Cucumber hooks allow for setup and teardown actions before and after scenarios

• They can be used to perform actions like opening a browser before a scenario and closing it after

• Hooks can be defined at different levels such as global, scenario, or feature level

A dry run is a rehearsal or practice of a process or procedure to ensure it works correctly without actually executing it.

• Dry run is a simulation of a process or procedure to identify any potential issues before actual execution.

• It helps in testing the logic and flow of a program without actually running it.

• Commonly used in software testing to ensure the code functions as expected.

• Can also be used in manufacturing to test production processes before full-scale implementation.

Cypress can be installed using npm package manager.

• Install Node.js if not already installed

• Open terminal and run 'npm install cypress'

• Once installation is complete, run 'npx cypress open' to open Cypress Test Runner

Reverse a string in Javascript

• Use the split() method to convert the string into an array of characters

• Use the reverse() method to reverse the order of the characters

• Use the join() method to convert the array back into a string