10+ Udly Engineers Interview Questions and Answers

Parallel execution of test cases in TestNG can be achieved using TestNG's parallel attribute in the testng.xml file.

• Set the 'parallel' attribute in the testng.xml file to 'methods', 'classes', or 'tests' to specify the level of parallelism.

• Use the 'thread-count' attribute to specify the number of threads to be used for parallel execution.

• Ensure that the test classes are thread-safe to avoid any conflicts during parallel execution.

Test cases for API creating User's profile with First name, Last name, and mobile number

• Verify that a user profile is created successfully with valid First name, Last name, and mobile number

• Test with invalid First name (empty, special characters, numbers)

• Test with invalid Last name (empty, special characters, numbers)

• Test with invalid mobile number (empty, alphabets, special characters, less than 10 digits)

• Verify that duplicate profiles are not created for the same mobile num...read more

500 Internal Server Error is a generic error message indicating a problem with the server.

• Server misconfiguration

• Server overload

• Programming errors in server-side code

• Database connection issues

• Insufficient server resources

Program to reverse words in a string

• Split the input string into an array of words

• Reverse the array of words

• Join the reversed array back into a string

A program to count the characters in a string

• Iterate through each character in the string and increment the count for each character

• Use a hashmap to store the count of each character

• Handle edge cases like empty string or null input

Use Selenium to automate adding items to cart on Amazon website.

• Locate the 'Add to Cart' button on the product page using Selenium's findElement method

• Click on the 'Add to Cart' button to add the item to the cart

• Verify that the item has been successfully added to the cart by checking the cart contents

UI test cases for uploading a document

• Verify that the 'Upload' button is functional

• Check if the correct file types are allowed for upload

• Ensure that the progress bar is displayed during upload

• Confirm that the document is successfully uploaded and visible on the UI

UI test cases for a Form

• Verify all required fields are displayed

• Test validation messages for invalid inputs

• Check if form submission is successful

• Test the functionality of reset button

Automation framework is a set of guidelines, tools, and processes used to automate testing of software applications.

• Automation framework provides structure and guidelines for creating and executing automated tests.

• It helps in organizing test scripts, managing test data, and generating test reports.

• Examples of automation frameworks include Selenium, TestNG, and Cucumber.

• Frameworks can be data-driven, keyword-driven, or hybrid in nature.

Test cases for Login API

• Verify valid username and password login successfully

• Verify invalid username and password combination fails to login

• Verify login with empty username or password fails

• Verify login with special characters in username or password fails