Quality Assurance and Automation Tester Interview Questions and Answers

Questions on Selenium architecture, Git, waits, lambda expressions, OOP concepts, POJO, and mouse/keyboard events.

• Selenium architecture involves a client library, WebDriver, and a browser driver.

• Code can be pushed to Git using Git commands or through an IDE like Eclipse or IntelliJ.

• Waits in Selenium are used to synchronize test execution with the application's response.

• Lambda expressions are used to create anonymous functions in Java.

• OOP concepts include inheritance, polymorp...read more

Automating payment gateway and process in Selenium WebDriver involves identifying elements, handling pop-ups, and verifying transactions.

• Identify and interact with payment gateway elements using Selenium WebDriver commands.

• Handle any pop-ups or alerts that may appear during the payment process.

• Verify successful completion of the payment transaction by checking for expected outcomes.

• Use test data to simulate different payment scenarios and ensure robust automation scripts.

Automate dynamic web page with multiple popups and pages by using a combination of tools like Selenium, TestNG, and Page Object Model.

• Use Selenium WebDriver to interact with elements on the web page.

• Implement TestNG for test case management and execution.

• Utilize Page Object Model design pattern to organize and maintain the automation code.

• Handle popups using WebDriver's switchTo() method.

• Use explicit waits to handle dynamic elements on the page.

• Implement data-driven testing t...read more

Answer to QA Automation Tester interview question on prime numbers and opening Chrome browser via Java Selenium.

• Prime number program can be implemented using a loop and checking for factors

• Code snippet to open Chrome browser via Java Selenium involves creating a WebDriver instance and using the get() method to open the browser

• Example code for prime number: for(int i=2;i<=n/2;i++){if(n%i==0){flag=1;break;}}

• Example code for opening Chrome browser: WebDriver driver = new ChromeD...read more

Binary search program for sorting array of strings.

• Define a function that takes in an array of strings and a target string to search for.

• Sort the array of strings using a sorting algorithm like quicksort or mergesort.

• Implement binary search algorithm to find the target string in the sorted array.

Oops concept of java refers to Object-Oriented Programming principles like Inheritance, Encapsulation, Polymorphism, and Abstraction.

• Inheritance: Allows a class to inherit properties and behavior from another class.

• Encapsulation: Bundling data and methods that operate on the data into a single unit.

• Polymorphism: Ability of a method to do different things based on the object it is acting upon.

• Abstraction: Hiding the implementation details and showing only the necessary feature...read more