TCS System Engineer Interview Questions, Process, and Tips

Aptitude tests typically assess quantitative skills and reasoning abilities.

Two programming questions: the first is easy, and the second is medium.

Q1. Can you describe your background and experience? What can you share about your project-related experiences?
Ans. 
I have a strong background in system engineering with experience in various projects.
• Bachelor's degree in Computer Science with a focus on system engineering

• Worked on implementing and maintaining network infrastructure for a large corporation

• Experience with virtualization technologies such as VMware and Hyper-V

• Managed projects involving system upgrades and migrations

• Certified in Cisco networking and Microsoft server te
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Q2. What is your understanding of Java Object-Oriented Programming (OOP)?
Ans. 
Java OOP is a programming paradigm based on the concept of objects, which can contain data in the form of fields and code in the form of procedures.
• Java OOP involves the use of classes and objects.

• Encapsulation is a key concept where data is kept private within a class and accessed through public methods.

• Inheritance allows one class to inherit attributes and methods from another class.

• Polymorphism enables objects to be...read more
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It contains Verbal Ability, Logical Reasoning, Puzzles, Numerical Ability, and programming round in aptitude test programming contains 2 questions 1 is beginner to intermediate, 2nd question is intermediate to master level. (Any programming language)

Q1. Tell me about your self
Ans. 
I am a dedicated and experienced System Engineer with a strong background in network infrastructure and troubleshooting.
• Over 5 years of experience in designing, implementing, and maintaining complex systems

• Proficient in various operating systems such as Windows, Linux, and Unix

• Skilled in network security, virtualization, and cloud computing

• Certified in Cisco CCNA and CompTIA Network+

• Strong problem-solving and communica
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Q2. Asked questions from my resume, I'm fresher while applying so most of the questions I got from my projects.
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Q1. Tell me about your self
Ans. 
I am a dedicated and experienced System Engineer with a strong background in network infrastructure and troubleshooting.
• Over 5 years of experience in designing, implementing, and maintaining network systems

• Proficient in various operating systems such as Windows, Linux, and Unix

• Skilled in troubleshooting network issues and providing timely solutions

• Certified in Cisco CCNA and CompTIA Network+

• Strong communication and tea...read more
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Q2. What is your strength?
Ans. 
My strengths include problem-solving skills, attention to detail, and strong technical knowledge.
• Strong problem-solving skills - I am able to analyze complex issues and come up with effective solutions.

• Attention to detail - I pay close attention to the specifics of a project to ensure accuracy and quality.

• Strong technical knowledge - I have a solid understanding of various systems and technologies, allowing me to troub
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Q3. What is your weakness?
Ans. 
My greatest weakness is that I tend to be overly critical of my own work.
• I have a tendency to spend too much time perfecting a project, which can sometimes lead to delays in completion.

• I am working on improving my ability to delegate tasks and trust others to take on more responsibility.

• I have been actively seeking feedback from colleagues to help me gain perspective on my work and make necessary improvements.
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Q4. Tell me about your knowledge in organization
Ans. 
I have strong knowledge in organization, including project management, time management, and resource allocation.
• Experience in creating project plans and timelines

• Ability to prioritize tasks and manage deadlines effectively

• Skilled in allocating resources efficiently to meet project goals

• Familiarity with tools and techniques for organizing and tracking project progress

• Strong communication skills to coordinate with team m
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Medium to hard level, 2 coding questions which was easy level

Q1. Resume based questions were asked.
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Q2. What is difference between supervised and unsupervised and codes in machine learning.
Ans. 
Supervised learning uses labeled data for training, while unsupervised learning uses unlabeled data.
• Supervised learning requires labeled data for training, while unsupervised learning does not.

• In supervised learning, the model learns from input-output pairs, while in unsupervised learning, the model finds patterns in the data.

• Examples of supervised learning include classification and regression tasks, while examples of...read more
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Q1. Write a program to reverse your name
Ans. 
Program to reverse a given name
• Create a function that takes a string as input

• Convert the string into an array of characters

• Reverse the array of characters

• Join the reversed array back into a string and return
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Q1. Explain about your recent task or program you worked on and what difficulties you face and how did you over come
Ans. 
I recently worked on implementing a new network monitoring system for our company.
• Identified key requirements for the network monitoring system

• Researched and evaluated different monitoring tools available in the market

• Faced challenges in integrating the new system with existing infrastructure

• Collaborated with cross-functional teams to address compatibility issues

• Implemented a phased approach to deployment to minimize d
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Q1. Why are you looking for job change
Ans. 
Seeking new challenges and growth opportunities in a dynamic work environment.
• Looking for opportunities to expand my skill set

• Seeking a more challenging role

• Interested in working with new technologies

• Want to explore different industry sectors
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Firstly the question was to find the Relative Velocity of two trains, Second was the permutations and combinations based question and third was the Age Related basic question.

Q1. Python program to remove duplicate entries in a give array.
Ans. 
Python program to remove duplicate entries in a given array of strings.
• Use a set to store unique elements while iterating through the array.

• Convert the set back to a list to maintain the order of elements.

• Return the list with duplicate entries removed.
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Q2. SQL - Second Largest Question
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