NatWest Group Qa Automation Testing Engineer Interview Questions and Answers

TestNG is a testing framework that allows running and writing test cases in Java.

• Create a TestNG XML file with test suite and test cases

• Write test methods with annotations like @Test, @BeforeMethod, @AfterMethod

• Use assertions to verify expected results

• Run tests using TestNG runner or Maven plugin

Javascript executor is used to execute javascript code in Selenium WebDriver.

• It allows interaction with web elements that are not possible with Selenium commands.

• It can be used to scroll down a page, highlight an element, or perform any other action that cannot be done with Selenium commands.

• It is useful for testing dynamic web pages that use AJAX or other client-side scripting languages.

• Example: driver.executeScript("

Overloading is having multiple methods in the same class with the same name but different parameters. Overriding is implementing a method in a subclass that is already defined in the superclass.

• Overloading allows multiple methods with the same name but different parameters in the same class.

• Overriding involves implementing a method in a subclass that is already defined in the superclass.

• Overloading is resolved at compi

Java features include object-oriented programming, platform independence, automatic memory management, and multithreading.

• Object-oriented programming: Java supports classes and objects, allowing for modular and reusable code.

• Platform independence: Java programs can run on any platform with the Java Virtual Machine (JVM).

• Automatic memory management: Java uses garbage collection to automatically manage memory allocation ...read more

Abstract class is a class that cannot be instantiated and may contain abstract methods.

• Cannot be instantiated directly

• May contain abstract methods that must be implemented by subclasses

• Used to define a common interface for subclasses