TCS System Engineer Hardware Interview Questions, Process, and Tips

Q1. Why did you just select 0.95 of the whole dataset while working on the model?
Ans. 
Selecting 0.95 of the whole dataset helps in training the model on a larger portion of the data while still having enough for testing.
• Using 0.95 of the dataset ensures that the model is trained on a majority of the data, leading to better generalization.

• Having a larger training set can help in capturing more patterns and relationships in the data.

• Reserving 0.05 of the dataset for testing allows for evaluating the model...read more
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Q2. What is covariance, correlation and multi-collinearity?
Ans. 
Covariance measures the relationship between two variables, correlation measures the strength and direction of a relationship, and multicollinearity occurs when independent variables in a regression model are highly correlated.
• Covariance is a measure of how two variables change together. It can be positive, negative, or zero.

• Correlation is a standardized measure of the strength and direction of the relationship between...read more
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Q1. Simple questions
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Q2. Simple answer was required
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Q1. Salary discussion
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Q2. Salary discussed
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Q1. What is the difference between Protractor and Selenium?
Ans. 
Protractor is a testing framework specifically designed for Angular applications, while Selenium is a more general testing tool for web applications.
• Protractor is built on top of Selenium WebDriver and is optimized for Angular applications

• Protractor has built-in support for Angular-specific locator strategies like ng-model, ng-repeat, etc.

• Selenium is a more versatile tool that can be used for testing any web applicatio
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Q2. Angular JavaScript?
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Q1. What are your reasons for wanting to join TCS?
Ans. 
I am excited about the opportunity to work with a global leader like TCS and contribute to innovative projects.
• TCS is a renowned global company with a strong reputation in the IT industry

• I am impressed by TCS's commitment to innovation and cutting-edge technology

• I believe TCS offers great opportunities for professional growth and development

• I am excited about the chance to work on diverse and challenging projects at TC
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Basic maths questions

Easy level array, string manupulation questions

Q1. OOPs question such as what are the pillars of OOPs
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Q2. Projects and made to run the projects
Ans. 
Projects are planned and executed by a team of engineers to achieve specific goals and objectives.
• Projects are initiated to address a specific need or problem.

• Project teams are formed with individuals who have the necessary skills and expertise.

• Project plans outline the scope, timeline, budget, and resources required.

• Project managers oversee the execution of the project and ensure it stays on track.

• Regular monitoring a...read more
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Q1. JAVA fundamentals
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Q2. Spring boot Fundamentals
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Q1. Have you worked in Agile Process
Ans. 
Yes, I have experience working in Agile process.
• I have worked in Agile teams following Scrum framework

• I have experience in sprint planning, daily stand-ups, sprint reviews, and retrospectives

• I have collaborated closely with cross-functional teams to deliver high-quality products

• I have used tools like Jira for Agile project management
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Q2. Why do you want to join TCS
Ans. 
I want to join TCS because of its reputation for innovation, global presence, and opportunities for growth.
• TCS is known for its cutting-edge technology solutions and innovation in the IT industry

• TCS has a strong global presence with clients in various industries around the world

• TCS offers ample opportunities for career growth and development, with a focus on continuous learning and skill enhancement
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Q1. Basic questions from SpringBoot
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Q2. Intermediate questions from Java, Jquery, AJAX .
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Q3. Basic questions from SQL, JSP, build tools.
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Q4. Basic front end questions from HTML, CSS, Bootstrap to some extent.
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1. Basic coding questions on Java.
2. How to make a Springboot application, with flow code.

Q1. Salary Discussion, Location Discussion, Basic personal details.
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