LTIMindtree Test Engineer Interview Questions, Process, and Tips

Page Object Model is a design pattern used in test automation to create an object repository for web UI elements.

• It separates the test code from the page-specific code

• It improves code maintainability and reduces code duplication

• It allows for easy modification of UI elements without affecting the test code

• It promotes code reusability

• Example: LoginPage.java, HomePage.java, etc.

• Example: driver.findElement(By.id("username"...read more

Page factory is a design pattern used in Selenium to create object repositories for web elements.

• Page factory helps in reducing code duplication and improves code maintainability.

• It initializes web elements using @FindBy annotation.

• It supports lazy loading of web elements.

• It provides a way to separate page logic from test logic.

• Example: @FindBy(id = "username") private WebElement username;

• Example: PageFactory.initEleme

Exception handling is a mechanism to handle runtime errors in Java programs.

• Exceptions are objects that are thrown at runtime when an error occurs

• try-catch block is used to handle exceptions

• finally block is used to execute code regardless of whether an exception is thrown or not

• catch block can handle multiple exceptions using multiple catch blocks or a single catch block with multiple exceptions separated by |

• throw key...read more

Collection framework in Java is a set of classes and interfaces that provide a way to store and manipulate groups of objects.

• The framework includes interfaces like List, Set, and Map

• Classes like ArrayList, HashSet, and HashMap implement these interfaces

• Collections class provides utility methods for sorting, searching, and manipulating collections

• Example: List names = new ArrayList<>(); names.add("John"); names.add("Jan...read more

A program to find the occurrence of each character in a string.

• Create a dictionary to store the count of each character.

• Iterate through the string and update the count in the dictionary.

• Print the dictionary to display the occurrence of each character.

Lookup relationship is one-to-one while Master-detail relationship is one-to-many.

• Lookup relationship allows linking two objects together but does not impact the deletion of records, while Master-detail relationship impacts the deletion of records.

• In a lookup relationship, the child record can exist without a parent record, while in a master-detail relationship, the child record cannot exist without a parent record.

• Loo...read more

I have worked on projects where I was responsible for testing the end-to-end functionality of software applications.

• Tested various modules of the software to ensure they function correctly individually

• Performed integration testing to verify that different modules work together seamlessly

• Conducted system testing to validate the overall functionality of the software

• Collaborated with developers to troubleshoot and resolve...read more

Webdriver is a tool used for automating web application testing.

• Webdriver allows testers to automate interactions with a web browser.

• It supports multiple programming languages like Java, Python, etc.

• Webdriver can simulate user actions like clicking buttons, entering text, etc.

• It can be used for testing web applications across different browsers and platforms.

TestNG annotations are special keywords used in TestNG framework to control the flow of test execution.

• Annotations are used to perform actions before or after a test method, class, suite, etc.

• Examples include @BeforeSuite, @AfterSuite, @BeforeTest, @AfterTest, @BeforeClass, @AfterClass, @BeforeMethod, @AfterMethod

• Annotations help in setting up preconditions, postconditions, data providers, etc. for tests