TCS Assistant System Engineer Interview Questions, Process, and Tips

TCS ION NQT offline center exam.

Q1. Discussion about projects
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Q2. Basic Java questions like exception handling, oops concepts, thread etc
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Q3. What motivates you? why TCS?
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Quantitative Aptitude

Javalanguage- web application

Q1. What is oop concept
Ans. 
OOP (Object-Oriented Programming) is a programming paradigm based on the concept of objects, which can contain data and code.
• OOP focuses on creating objects that interact with each other to solve problems

• Key principles include encapsulation, inheritance, and polymorphism

• Encapsulation allows data to be hidden within an object, only accessible through methods

• Inheritance allows objects to inherit properties and behaviors ...read more
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NQT on-site test with aptitude and 2 coding questions

Q1. Tell me about yourself, Resume and why should we hire you?
Ans. 
I am a dedicated and skilled Assistant System Engineer with a strong background in IT and a proven track record of successfully implementing and maintaining systems.
• I have a Bachelor's degree in Computer Science from XYZ University.

• I have experience working with various operating systems such as Windows, Linux, and Unix.

• I am proficient in programming languages like Java, Python, and C++.

• I have excellent problem-solving...read more
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Q2. What is the difference between temp table and cte?
Ans. 
Temp table is a physical table stored in tempdb, while CTE is a temporary result set defined within the execution scope of a single SELECT, INSERT, UPDATE, DELETE, or CREATE VIEW statement.
• Temp table is stored in tempdb database, while CTE is defined within the execution scope of a single statement.

• Temp table can be used multiple times in a query, while CTE can only be referenced within the statement that defines it.

• CT...read more
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Q3. What is 503 status code used for?
Ans. 
503 status code is used to indicate that the server is temporarily unable to handle the request due to maintenance or overload.
• 503 Service Unavailable status code indicates that the server is currently unable to handle the request due to a temporary overload or maintenance.

• It can also be used when the server is down for maintenance or experiencing issues that prevent it from fulfilling the request.

• Commonly seen during ...read more
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Q4. What did you do in your previous work experience?
Ans. 
I was responsible for designing and implementing system solutions to meet business needs.
• Designed and implemented system solutions

• Analyzed business requirements

• Collaborated with team members to ensure successful implementation
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Q5. Difference between AWS and GCP
Ans. 
AWS and GCP are both cloud computing platforms, but differ in terms of services offered, pricing models, and global infrastructure.
• AWS has a larger market share and offers a wider range of services compared to GCP.

• GCP is known for its innovative solutions and strong focus on machine learning and artificial intelligence.

• AWS has a pay-as-you-go pricing model, while GCP offers sustained use discounts.

• AWS has a larger glob...read more
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Q1. Explain different types of data sets
Ans. 
Different types of data sets include numerical, categorical, ordinal, and time series data.
• Numerical data sets consist of numbers and can be continuous or discrete (e.g. heights of individuals, temperatures).

• Categorical data sets represent categories or groups (e.g. colors, types of cars).

• Ordinal data sets have a specific order or ranking (e.g. ratings, levels of education).

• Time series data sets involve observations ta...read more
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Q2. Difference between list and tuple
Ans. 
List is mutable, tuple is immutable in Python.
• List can be modified after creation, tuple cannot.

• List uses square brackets [], tuple uses parentheses ().

• List is used for collections of items that may change, tuple for fixed collections.
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Q3. Interview related to my M-Tech project
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