NoBroker Sdet Lead Interview Questions and Answers

I have applied OOPS concepts in my automation framework by creating reusable classes for different functionalities.

• Used inheritance to create a base class with common methods for all test cases

• Implemented polymorphism by overriding methods in child classes for specific test cases

• Utilized encapsulation to hide the internal details of classes and expose only necessary methods and properties

Abstract class can have both abstract and non-abstract methods, while interface can only have abstract methods.

• Abstract class can have constructor, fields, and methods, while interface cannot have any implementation.

• A class can implement multiple interfaces but can only inherit from one abstract class.

• Abstract class is used to provide a common base for multiple derived classes, while interface is used to define a contr...read more

Java streams are a sequence of elements that support functional-style operations. Lambda functions are anonymous functions that can be passed as arguments.

• Java streams provide a way to process collections of objects in a functional style.

• Lambda functions allow for concise and readable code by enabling the passing of behavior as an argument.

• Example: Using Java streams to filter a list of numbers and then map them to the...read more

Some common exceptions in Selenium include NoSuchElementException, TimeoutException, StaleElementReferenceException, and ElementNotVisibleException.

• NoSuchElementException occurs when an element could not be found in the DOM.

• TimeoutException occurs when a command does not complete in the specified time.

• StaleElementReferenceException occurs when an element is no longer attached to the DOM.

• ElementNotVisibleException occur...read more

I resolved exceptions by identifying root cause, debugging code, and implementing appropriate fixes.

• Identified the root cause of the exception by analyzing logs and code

• Debugged the code to understand the flow and pinpoint the issue

• Implemented appropriate fixes such as updating code logic or configuration settings