20+ LTIMindtree Senior Quality Engineer Interview Questions and Answers

A requirement is a need or expectation from a stakeholder. A requirement traceability matrix is a tool to track requirements throughout the project lifecycle.

• Requirement is a statement that specifies what a product or service should do or how it should perform.

• Requirement Traceability Matrix (RTM) is a document that links requirements to their origin and traces them throughout the project lifecycle.

• RTM helps to ensure that all requirements are met and that changes to requirem...read more

To handle dropdown in Selenium, we can use the Select class and its methods like selectByVisibleText, selectByValue, and selectByIndex.

• Create an instance of the Select class by passing the dropdown element as a parameter

• Use selectByVisibleText method to select an option by its visible text

• Use selectByValue method to select an option by its value attribute

• Use selectByIndex method to select an option by its index

• To deselect an option, use deselectAll or deselectBy methods

Defect is a deviation from expected behavior. Defect Life Cycle is the process of identifying, reporting, and resolving defects.

• Defect is a flaw or error in a product or service that deviates from its expected behavior.

• Defect Life Cycle includes identifying, reporting, prioritizing, fixing, and verifying defects.

• Defects can be found during testing, development, or even after release.

• Defects can be classified based on severity, priority, and type.

• Examples of defects include cr...read more

Use Selenium WebDriver to start a web browser, navigate to a specific URL, find an element, and display it.

• Use Selenium WebDriver to automate browser actions

• Instantiate a WebDriver object and open a browser

• Use the get() method to navigate to the specified URL

• Locate the desired element using findElement() method

• Retrieve and display the element's text or attributes

Scenarios to test movie ticket booking app include user registration, movie selection, seat selection, payment processing, and booking confirmation.

• User registration process

• Movie selection and availability

• Seat selection and seating arrangement

• Payment processing and options

• Booking confirmation and ticket generation

SDLC stands for Software Development Life Cycle and STLC stands for Software Testing Life Cycle.

• SDLC is a process followed for developing software from planning to deployment.

• STLC is a process followed for testing software from planning to deployment.

• SDLC includes phases like requirements gathering, design, development, testing, deployment, and maintenance.

• STLC includes phases like test planning, test design, test execution, and test closure.

• Both SDLC and STLC are important f...read more

TestNG is a testing framework for Java that provides various features for testing applications.

• TestNG is an open-source testing framework that is inspired by JUnit and NUnit.

• It allows the creation of test cases, test suites, and test configurations.

• TestNG supports various annotations for test configuration and execution control.

• It provides features like parallel test execution, data-driven testing, and test dependency management.

• TestNG generates detailed test reports and supp...read more

Smoke testing is a quick test to check if the software build is stable, sanity testing is a subset of regression testing focusing on specific areas, and regression testing is a comprehensive test to ensure new code changes do not affect existing functionality.

• Smoke testing is a preliminary test to check if the basic functionalities of the software work without major issues.

• Sanity testing is a focused testing to verify specific areas of the software after changes.

• Regression te...read more

SDLC stands for Software Development Life Cycle, a process used by software development teams to design, develop, and test high-quality software.

• SDLC is a systematic process for building software applications.

• It consists of several phases including planning, analysis, design, implementation, testing, and maintenance.

• Each phase has its own set of activities and deliverables.

• Examples of SDLC models include Waterfall, Agile, and DevOps.

Parameterization is the process of replacing hard-coded values in a software application with variables that can be easily changed.

• Parameterization helps make software more flexible and easier to maintain.

• It allows for easy customization of test cases by changing input values.

• Parameterization is commonly used in test automation to run the same test with different data sets.

• In programming, parameterization can involve passing arguments to functions or methods.

XPath is a language used for navigating through XML documents and selecting nodes based on their properties.

• XPath stands for XML Path Language.

• It is used to navigate through elements and attributes in an XML document.

• XPath uses path expressions to select nodes or sets of nodes in an XML document.

• It can also be used to compute values based on the content of an XML document.

• Example: //book[@category='fiction'] selects all book elements with a category attribute equal to 'fictio...read more

Folder structure in Selenium organizes test scripts, resources, and configurations for efficient test automation.

• Main folder for project

• Subfolders for test scripts, resources, configurations

• Example: Project folder > Test scripts folder > Resources folder > Configurations folder

To start mobile automation, first identify the tools and frameworks, set up the testing environment, create test cases, and execute tests.

• Identify the tools and frameworks suitable for mobile automation (e.g. Appium, Selenium)

• Set up the testing environment with necessary software and devices

• Create test cases based on requirements and user scenarios

• Execute tests on different mobile devices and platforms to ensure compatibility

A bug is a general term for any flaw or error in a software application, while a defect is a specific instance of a bug that causes a deviation from expected behavior.

• Bug is a broader term encompassing all types of issues in software.

• Defect is a specific instance of a bug that can be identified and fixed.

• Example: Bug - Application crashes randomly. Defect - Button does not work as intended.

• Example: Bug - Incorrect calculation in a financial software. Defect - Incorrect tax ca...read more

Agile is a project management methodology that emphasizes flexibility, collaboration, and iterative development.

• Agile focuses on delivering value to customers through continuous collaboration and feedback.

• It involves breaking down projects into smaller, manageable tasks called sprints.

• Teams work in short iterations to adapt to changing requirements and deliver working software quickly.

• Common Agile frameworks include Scrum, Kanban, and Extreme Programming (XP).

Automation challenges include complex test scenarios, maintenance of scripts, and integration with CI/CD pipelines.

• Complex test scenarios requiring extensive script development

• Maintenance of automation scripts as application changes

• Integration of automation with CI/CD pipelines for continuous testing

• Handling dynamic elements on web pages

• Data synchronization issues between test and production environments

The uniqueness of a once-in-a-lifetime opportunity or experience.

• Rare occurrence or chance

• Memorable and impactful

• Cannot be repeated or duplicated

Correlation is a statistical measure that describes the relationship between two variables.

• Correlation can range from -1 to 1, with 1 indicating a perfect positive correlation, -1 indicating a perfect negative correlation, and 0 indicating no correlation.

• A correlation of 0.8 between two variables suggests a strong positive relationship, while a correlation of -0.6 suggests a strong negative relationship.

• Correlation does not imply causation, meaning just because two variables ...read more

Test mandate refers to the set of requirements or guidelines that must be followed during the testing process to ensure quality and accuracy.

• Test mandate outlines the specific objectives, scope, and criteria for testing a product or system.

• It includes the testing approach, techniques, tools, and resources to be used.

• Test mandate helps in ensuring that the testing process is thorough, consistent, and meets the desired quality standards.

• Examples of test mandates include followi...read more

Snowflake is a cloud-based data warehousing platform that allows users to store and analyze large amounts of data.

• Snowflake is a fully managed service, meaning users do not have to worry about infrastructure management.

• It uses a unique architecture called multi-cluster, which separates storage and compute resources for better scalability and performance.

• Snowflake supports SQL queries and integrates with popular BI tools like Tableau and Power BI.

My automation framework is a hybrid framework combining keyword-driven and data-driven approaches for efficient and scalable testing.

• Combines keyword-driven and data-driven testing

• Uses reusable components for easy maintenance

• Supports multiple test environments

• Integrates with CI/CD pipelines for continuous testing

• Generates detailed test reports for analysis

OOPs concept is a programming paradigm based on the concept of objects, while Cucumber framework is a tool for behavior-driven development.

• OOPs concept focuses on objects and classes, encapsulation, inheritance, and polymorphism.

• Cucumber framework is a tool for writing and executing automated acceptance tests in a behavior-driven development (BDD) style.

• Cucumber uses Gherkin syntax to define test cases in plain text, which can be easily understood by non-technical stakeholder...read more

Code for a Start pattern

• Use nested loops to print the pattern

• Increment the number of stars in each row

• Use a combination of spaces and stars to create the pattern

Code to reverse a string in an array of strings

• Iterate through each string in the array

• For each string, use a loop to reverse the characters

• Store the reversed string back in the array

Software testing life cycle involves planning, designing, executing, and evaluating tests to ensure quality software.

• The software testing life cycle includes test planning, test design, test execution, and test evaluation.

• Test planning involves defining the scope, objectives, and resources needed for testing.

• Test design includes creating test cases, test data, and test scripts based on requirements.

• Test execution involves running the tests and recording the results.

• Test evalu...read more

Load Runner functions are used for performance testing to simulate user activity on a system.

• Load Runner functions are used to create scripts that simulate user actions on a system.

• Functions like lr_start_transaction and lr_end_transaction are used to measure response times.

• lr_error_message function is used to log error messages in the script.

• lr_output_message function is used to print messages in the output log.

• lr_think_time function is used to simulate user think time betwe...read more