TCS AST Consultant Interview Questions, Process, and Tips

Q1. Vmware and core questions
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Q2. HA DRS Vmotion SVMotion
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Given a string to reverse

Print reverse numbers from 10 to 1

Q1. Salary negotiation
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Q2. Why you choose TCS
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I chose TCS for its global presence, diverse opportunities, and strong reputation in the industry.
• Global presence with offices in multiple countries

• Diverse opportunities for career growth and development

• Strong reputation in the industry for quality services and innovation
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Q1. Kafka pipeline with database
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Using Kafka to create a pipeline with a database for real-time data processing.
• Set up Kafka Connect to stream data from database to Kafka topics

• Use Kafka Streams to process and analyze data in real-time

• Integrate with database connectors like JDBC or Debezium

• Ensure data consistency and fault tolerance in the pipeline
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Q2. Using sink connectors
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Sink connectors are used to connect a sink to the plumbing system, allowing for drainage of water and waste.
• Sink connectors come in various sizes and materials to fit different sink and plumbing configurations.

• They are typically made of PVC, stainless steel, or brass.

• Proper installation of sink connectors is important to prevent leaks and ensure proper drainage.

• Examples of sink connectors include P-traps, tailpieces, a
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Q3. Kafka components
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Q4. Earliest offset
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Q1. Tell me about your automation test framwork
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My automation test framework is built using Selenium WebDriver and TestNG for web applications.
• Utilizes Selenium WebDriver for interacting with web elements

• Uses TestNG for test case management and reporting

• Includes page object model design pattern for better code organization

• Integration with CI/CD tools like Jenkins for automated test execution
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Q2. How do we take screenshot in Selenium
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Screenshots in Selenium can be taken using the getScreenshotAs method of the WebDriver interface.
• Use the getScreenshotAs method of the WebDriver interface to capture the screenshot.

• Save the screenshot as a file using the FileUtils class.

• Handle exceptions like IOException when saving the screenshot.
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Q3. In what order the TestNG annotations will execute?
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Q4. What is TestNG profiling
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TestNG profiling is a feature that allows developers to analyze the performance of their test cases and identify bottlenecks.
• TestNG profiling helps in identifying slow-running test cases and optimizing them for better performance.

• It provides detailed information on the execution time of each test method, helping developers prioritize optimization efforts.

• Profiling can be done at the method level, class level, or suite ...read more
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Q1. What is the difference between CSS selector and XPath
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CSS selector is used to select HTML elements based on their id, class, attributes, etc. XPath is a language for navigating XML documents.
• CSS selector is more commonly used for selecting elements in HTML documents.

• XPath is more powerful and flexible, allowing for more complex selection of elements.

• CSS selector is easier to read and write for simple selections.

• XPath can traverse both upwards and downwards in the document...read more
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Q2. Why String is Immutable. Explain with code.
Ans. 
String is immutable in Java to ensure security, thread safety, and optimization.
• String objects are stored in the String pool, which helps in memory optimization.

• Immutable strings are thread-safe, as their values cannot be changed once created.

• String immutability prevents malicious code from modifying sensitive data.

• Example: String str = "Hello"; str.concat(" World"); // This does not change the original string value.
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Q3. Write a selenium java code to identify broken links on a web page
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Use Selenium Java code to identify broken links on a web page
• Create a WebDriver instance using Selenium

• Find all the links on the web page using findElements method

• Iterate through each link and check for response code using HttpURLConnection class

• Identify links with response code other than 200 as broken links
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Q4. Write code for Explicit wait
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Code for Explicit wait in Selenium WebDriver
• Import WebDriverWait and ExpectedConditions classes

• Specify the maximum time to wait and the polling interval

• Use ExpectedConditions methods like elementToBeClickable, visibilityOfElementLocated, etc.

• Apply the wait to a specific element or condition
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Q5. How will you automation drop down
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To automate a drop down, you can use tools like Selenium WebDriver to interact with the drop down element and select options programmatically.
• Use Selenium WebDriver to locate the drop down element on the webpage

• Identify the options within the drop down using findElements method

• Use select class in Selenium to interact with the drop down and select desired option
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Q1. Where do you see yourself in next 5 years
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Q2. How do handle conflict with team member
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Q3. How much are you expecting
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