LTIMindtree Interview Questions and Answers

Q1. Tell me about your experience
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Q2. Worked on S4 hana or on prem?
Ans. 
I have experience working with both S/4HANA and on-premise solutions, focusing on integration and data migration.
• Implemented S/4HANA for a manufacturing client, enhancing real-time data processing.

• Migrated legacy systems to on-premise SAP solutions, ensuring seamless integration.

• Utilized SAP Cloud Platform for integrating third-party applications with S/4HANA.

• Conducted workshops to train teams on S/4HANA functionalitie...read more
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Q3. What other technologies you've worked on
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I have experience with various technologies including cloud platforms, APIs, and data integration tools.
• Worked with AWS and Azure for cloud-based solutions, deploying applications and managing resources.

• Utilized RESTful APIs for seamless data exchange between systems, enhancing interoperability.

• Implemented ETL processes using tools like Talend and Apache Nifi for data integration and transformation.

• Developed microservi...read more
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Q4. Explain this groovy script
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This Groovy script automates data processing and integration tasks using various libraries and methods.
• Uses Groovy's built-in methods for data manipulation.

• Integrates with external APIs for data retrieval, e.g., fetching user data.

• Handles JSON and XML formats for data interchange.

• Implements error handling to manage exceptions during execution.
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Q5. What is retry
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Retry refers to the process of attempting an operation again after a failure, often used in integration and software systems.
• Retry mechanisms are essential in integration to handle transient failures, such as network issues.

• For example, if a service call fails due to a timeout, a retry can be attempted after a brief pause.

• Exponential backoff is a common strategy where the wait time increases with each subsequent failur...read more
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Q6. What's api management and event mesh
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API management oversees APIs' lifecycle, while event mesh enables real-time data sharing across distributed systems.
• API management includes tools for creating, publishing, and monitoring APIs.

• Examples of API management platforms: Apigee, AWS API Gateway, and MuleSoft.

• Event mesh facilitates communication between microservices using events.

• It supports asynchronous messaging, allowing systems to react to events in real-ti...read more
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Quantitative Aptitude, Logical Reasoning, English Comprehension, Computer Science, Versant

Q1. Can you introduce yourself?
Ans. 
I am a dedicated and experienced professional with a background in finance and a passion for problem-solving.
• Experienced in financial analysis and reporting

• Strong problem-solving skills

• Excellent communication and teamwork abilities
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Q2. Can you describe your project?
Ans. 
I developed a mobile app for tracking daily water intake and setting hydration goals.
• Designed user-friendly interface for easy input of water consumption

• Implemented reminder notifications to encourage regular hydration

• Included visual graphs to track daily, weekly, and monthly water intake

• Integrated with wearable devices to sync water intake data
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Q3. What technologies did you utilize in your project?
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I utilized technologies such as Python, SQL, and Tableau in my project.
• Python

• SQL

• Tableau
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Q4. What is the process for creating and submitting code on GeeksforGeeks?
Ans. 
The process for creating and submitting code on GeeksforGeeks involves writing code, testing it, and then submitting it on the platform.
• Create an account on GeeksforGeeks website.

• Write the code for the problem statement provided.

• Test the code locally to ensure it works correctly.

• Submit the code on the GeeksforGeeks platform for evaluation.

• Receive feedback and improve the code if necessary.
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Q5. What do you know about cloud computing?
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Cloud computing is the delivery of computing services over the internet, including storage, servers, databases, networking, software, and more.
• Cloud computing allows users to access resources on-demand without the need for physical hardware.

• It offers scalability, flexibility, and cost-efficiency for businesses.

• Examples of cloud computing services include Amazon Web Services (AWS), Microsoft Azure, and Google Cloud Plat...read more
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Q6. What can you tell me about Kubernetes?
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Kubernetes is an open-source container orchestration platform that automates the deployment, scaling, and management of containerized applications.
• Kubernetes allows for automatic scaling of applications based on resource usage.

• It provides self-healing capabilities by automatically restarting containers that fail.

• Kubernetes enables easy deployment and management of microservices architecture.

• It supports various cloud pr...read more
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Q7. What is orchestration?
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Orchestration is the automated arrangement, coordination, and management of complex computer systems, services, and workflows.
• Orchestration involves automating tasks and workflows to streamline processes.

• It helps in coordinating multiple systems and services to work together seamlessly.

• Examples include orchestrating the deployment of applications across different servers or managing the workflow of a data pipeline.
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Q8. How can you create programs in Java?
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Programs in Java can be created by writing code in a text editor or an IDE, compiling the code, and running it using a Java Virtual Machine (JVM).
• Write Java code using classes, methods, variables, and control structures.

• Compile the code using a Java compiler like javac.

• Run the compiled code using a Java Virtual Machine (JVM) like java.

• Use an Integrated Development Environment (IDE) like Eclipse or IntelliJ IDEA for eas...read more
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Q9. What is the process for setting the path in Java?
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Setting the path in Java involves adding directories to the classpath to locate external libraries or resources.
• Use the 'java -cp' command to set the classpath for a specific Java program.

• You can also set the classpath using the CLASSPATH environment variable.

• To add a JAR file to the classpath, use the '-cp' or '-classpath' option followed by the path to the JAR file.

• For example, to set the classpath to include a JAR f...read more
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Q10. Do you have any questions for me?
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Q1. Can you provide a self-introduction?
Ans. 
Experienced Associate with a background in finance and strong analytical skills.
• Background in finance with X years of experience

• Strong analytical skills demonstrated through successful projects

• Proven ability to work well in a team environment
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Q2. What additional hobbies do you engage in?
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I enjoy hiking, photography, and cooking in my free time.
• Hiking: I love exploring new trails and being in nature.

• Photography: I enjoy capturing moments and landscapes through my camera lens.

• Cooking: I like experimenting with new recipes and cooking for friends and family.
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Q3. Are you willing to relocate?
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Yes, I am open to relocating for the right opportunity.
• I am open to exploring new locations for career growth

• I am willing to relocate for the right job offer

• I have experience moving for previous job opportunities
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Q4. Do u have any questions for me?
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Coding test provided on a platform that included two coding questions and about 20 MCQs. Time provided was definitely short, and my guess would be that they wanted interviewers to pick their battles, so to speak. 45% was enough to get to the next round and scoring above 65% meant an HR round directly.

Q1. How can multithreading be implemented in a Java microservices application?
Ans. 
Multithreading in Java microservices can be implemented using Java's built-in threading capabilities.
• Use Java's Executor framework to manage threads in a microservices application.

• Implement asynchronous processing using CompletableFuture to improve performance.

• Consider using thread pools to manage resources efficiently.

• Use synchronized blocks or locks to handle shared resources safely.

• Leverage Java's concurrent data st...read more
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Q2. Sort a map of employees and their corresponding salaries using java streams.
Ans. 
Sort a map of employees and their corresponding salaries using Java streams.
• Use entrySet() to get a stream of key-value pairs from the map.

• Use sorted() with a comparator to sort the stream based on salaries.

• Collect the sorted stream back into a LinkedHashMap to maintain the order.
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Q3. What is the conditional property of Spring beans and how is it configured?
Ans. 
Conditional property in Spring beans allows for conditional bean creation based on specified conditions.
• Conditional property is used to conditionally create beans based on certain conditions.

• It is configured using @Conditional annotation on the bean definition class.

• Examples include @ConditionalOnProperty, @ConditionalOnClass, @ConditionalOnMissingBean, etc.
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Q4. What is the request filter for API requests and how is it configured to utilise different forms of authentication?
Ans. 
Request filter for API requests is a mechanism to intercept and process incoming requests before they reach the intended endpoint.
• Request filters can be implemented using frameworks like Spring Security in Java.

• They can be configured to support different forms of authentication such as basic authentication, OAuth, JWT, etc.

• Authentication mechanisms can be specified in the filter configuration to validate incoming reque...read more
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Q5. How do you enable pagination in responses from a REST API ?
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Pagination in REST API responses can be enabled by using query parameters like 'page' and 'limit'.
• Use query parameters like 'page' and 'limit' to specify the page number and number of items per page.

• Implement logic in the backend to fetch and return the appropriate subset of data based on the page and limit values.

• Include metadata in the response to indicate total number of items and current page number.

• Example: /api/u...read more
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Q6. How would you implement a JUnit test for a REST API that you have developed?
Ans. 
Implementing JUnit test for a REST API
• Create a test class for the REST API endpoints

• Use @RunWith(SpringRunner.class) and @SpringBootTest annotations

• MockMvc to perform HTTP requests and validate responses

• Use @Autowired to inject dependencies for testing

• Assert statements to verify expected results
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Q7. How does the Circuit Breaker design pattern work?
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Circuit Breaker design pattern is used to prevent a system from repeatedly trying to execute an operation that is likely to fail.
• Circuit Breaker monitors the number of failures when calling a remote service

• If the failures exceed a certain threshold, the Circuit Breaker trips and stops further calls to the service

• After a specified time, the Circuit Breaker allows a limited number of calls to test if the service is avail...read more
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Q1. What are the fundamental concepts of Object-Oriented Programming (OOP)?
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Q2. What is polymorphism, and how can it be achieved in programming?
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Q3. What is the concept of constructor overloading in object-oriented programming?
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Q4. Write a program to print the unique characters from a given string.
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Q5. What are the SOLID principles in software development?
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Q6. What design patterns do you utilize in your work?
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Q7. What is a REST API?
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Q8. What is the Document Object Model (DOM)?
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Q9. What is the Virtual DOM?
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Q10. What is a single-page web application (SPA)?
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Q11. What are decorators in Angular, and what are their types?
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Q12. What are pipes in Angular, and how are they used?
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Q1. What is the difference between Regression Testing and Smoke Testing?
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Regression Testing is testing the application to ensure new code changes have not affected existing functionality, while Smoke Testing is a preliminary test to check if the software build is stable enough for further testing.
• Regression Testing is performed after code changes to ensure that existing functionality is not impacted.

• Smoke Testing is a quick test to check if the software build is stable enough for further te...read more
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Q2. What is the bug life cycle?
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Bug life cycle is the process of identifying, reporting, fixing, retesting, and closing bugs in software development.
• Bug identification: Bugs are identified by testers during testing.

• Bug reporting: Testers report bugs to developers with detailed information.

• Bug fixing: Developers resolve the reported bugs.

• Bug retesting: Testers verify if the fixed bugs are resolved.

• Bug closing: Once the bug is confirmed fixed, it is cl...read more
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Q3. Could you explain the automation framework you used in your last project?
Ans. 
I used a keyword-driven automation framework in my last project.
• The framework was based on keywords that represented actions or functionalities.

• Test scripts were written using these keywords to perform automated tests.

• The framework allowed for easy maintenance and scalability of test scripts.

• It provided flexibility to easily add new test cases or modify existing ones.

• Example: Keywords like 'click', 'inputText', 'verify...read more
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Q4. What is the difference between the `gettext()` and `getAttribute()` methods in Selenium?
Ans. 
gettext() is used to retrieve text from a web element, while getAttribute() is used to retrieve the value of an attribute of a web element.
• gettext() retrieves the visible text displayed on a web element, such as a button or a link.

• getAttribute() retrieves the value of a specified attribute of a web element, such as 'href' for a link or 'value' for an input field.

• Example: Using gettext() to retrieve the text displayed o...read more
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Q5. Write a java program to replace a specific character at a specified index?
Ans. 
Java program to replace a specific character at a specified index in an array of strings.
• Create a method that takes in the array of strings, index, and character to replace as parameters.

• Use StringBuilder to modify the string at the specified index.

• Return the updated array of strings.
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Q1. What is the difference between absolute and relative XPath?
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Absolute XPath starts from the root node, while relative XPath starts from any node in the XML structure.
• Absolute XPath starts with a single forward slash (/) and always starts from the root node of the XML document.

• Relative XPath does not start with a forward slash and can start from any node in the XML document.

• Absolute XPath is more brittle as any changes in the structure of the XML document can break the XPath, whi...read more
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Q2. What is the average number of test cases you automate on a daily basis?
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The average number of test cases automated daily varies depending on complexity and scope of testing.
• The number of test cases automated daily can range from a few to dozens, depending on the project requirements.

• Factors such as the size of the application, level of automation already in place, and availability of resources can impact the daily automation rate.

• For example, in a small project with limited scope, an engin...read more
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Q3. What is the difference between the Verify and Assert commands?
Ans. 
Verify is used to validate the condition of a test case, while Assert is used to validate the result of a test case.
• Verify is used to check if a condition is true without stopping the execution of the test case.

• Assert is used to check if a condition is true and if not, it stops the execution of the test case.

• Verify is typically used for non-critical verifications, while Assert is used for critical verifications.

• Example...read more
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Q4. What is the difference between implicit waits and explicit waits in automated testing?
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Implicit waits are applied globally and wait for a certain amount of time before throwing an exception, while explicit waits are applied to specific elements and wait for a certain condition to be met.
• Implicit waits are set once and apply to all elements in the test script

• Explicit waits are applied to specific elements and wait for a certain condition to be met

• Implicit waits wait for a certain amount of time before thr...read more
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Q5. How can you handle frames in Selenium?
Ans. 
Frames in Selenium can be handled using switchTo() method to navigate between frames.
• Use driver.switchTo().frame() method to switch to a frame by index, name or WebElement

• Use driver.switchTo().parentFrame() method to switch back to the parent frame

• Use driver.switchTo().defaultContent() method to switch to the main content of the page
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Q6. Write a java program to copy an array by iteration the array
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Java program to copy an array by iterating through it
• Create a new array with the same length as the original array

• Use a for loop to iterate through the original array and copy each element to the new array

• Return the new copied array
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Q1. What are your salary expectations?
Ans. 
I am looking for a competitive salary that reflects my experience and skills in the quality engineering field.
• Research industry standards for quality engineering salaries

• Consider your level of experience and expertise

• Factor in location and cost of living

• Be prepared to negotiate based on benefits and opportunities for growth
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Q1. All Manual testings
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Q2. Code for a Start pattern
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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
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Q3. Code for reverse string
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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
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Q4. Code to start Web browser,go to a specific url and find a element and display
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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
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Q1. About project,roles and responsibilities
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Q2. Steps to start Mobile automation
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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 compat...read more
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Q3. Client meeting to handle them
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Q4. Why you want to join us
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I am excited about the opportunity to contribute my expertise in quality engineering to a dynamic and innovative team.
• I am impressed by the company's reputation for excellence in quality standards.

• I am excited about the chance to work on cutting-edge projects and technologies.

• I believe my skills and experience align well with the company's goals and values.
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Q1. Salary negotiable
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