TCS Software Developer Interview Questions, Process, and Tips

Q1. What is starter dependency?
Ans. 
A starter dependency is a library or package that is commonly used as a starting point in a software project.
• Starter dependencies often provide basic functionality or boilerplate code to kickstart development.

• Examples include 'create-react-app' for React projects and 'spring-boot-starter-web' for Spring Boot projects.
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Q2. Difference between monolithic and microservice?
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Monolithic is a single, large application while microservices are small, independent services.
• Monolithic architecture has all components tightly coupled together, making it harder to scale or update.

• Microservices architecture breaks down the application into smaller, loosely coupled services, allowing for easier scalability and maintenance.

• Monolithic applications are typically deployed as a single unit, while microserv...read more
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Q1. What are the types f design pattern?
Ans. 
Design patterns are reusable solutions to common problems in software design.
• Creational patterns - Singleton, Factory, Builder

• Structural patterns - Adapter, Decorator, Facade

• Behavioral patterns - Observer, Strategy, Template Method
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Q2. Explain Saga design pattern
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Saga design pattern is used to manage long-lived transactions in distributed systems by breaking them into smaller, more manageable units.
• Saga pattern involves breaking a long transaction into smaller, independent transactions called sagas.

• Each saga consists of a series of steps that are executed in a specific order.

• If a step fails, compensating transactions are executed to undo the changes made by the previous steps.

• S...read more
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Q1. Why do you want to switch?
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Q1. Life cycle hooks
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Q2. Routing related questions
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Q1. Last project details
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Basic python questions

Q1. How do you envision yourself in 5 years
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Q2. What is the reson behing joining TCS
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Techincal interview , DBMS and OOP concept

Array linked list dbms linkedlist

Q1. What is abstraction
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Q1. What is abstraction
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Basic aptitude questions

Basic programming problems

Q1. What are python Libraries!
Ans. 
Python libraries are pre-written code modules that provide a wide range of functionalities to simplify and speed up development.
• Python libraries are collections of functions and methods that can be imported and used in your code.

• They help developers avoid reinventing the wheel by providing ready-made solutions for common tasks.

• Examples of popular Python libraries include NumPy for numerical computing, Pandas for data m...read more
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Q2. What are types of variables in python?
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Types of variables in Python include integers, floats, strings, lists, tuples, dictionaries, and booleans.
• Integers: whole numbers without decimal points (e.g. 5, -3)

• Floats: numbers with decimal points (e.g. 3.14, -0.5)

• Strings: sequences of characters enclosed in quotes (e.g. 'hello', '123')

• Lists: ordered collections of items enclosed in square brackets (e.g. [1, 'apple', True])

• Tuples: ordered collections of items enclo...read more
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