Capgemini Data Analyst Interview Questions, Process, and Tips

Q1. What id decorator
Ans. 
A decorator is a design pattern in Python that allows you to add new functionality to an existing object without modifying its structure.
• Decorators are defined using the @ symbol followed by the decorator function name.

• They are commonly used to modify or extend the behavior of functions or methods.

• Decorators can be used for tasks such as logging, authentication, caching, etc.
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Q2. What is generator
Ans. 
A generator is a function that can pause and resume its execution, allowing it to yield multiple values over time.
• Generators are defined using the function* syntax in JavaScript.

• They use the yield keyword to return a value and pause the function's execution.

• Generators are useful for iterating over large datasets or performing asynchronous operations.

• Example: function* myGenerator() { yield 1; yield 2; yield 3; }
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Q3. What is aws lambda
Ans. 
AWS Lambda is a serverless computing service provided by Amazon Web Services.
• Serverless computing platform

• Automatically scales based on demand

• Pay only for the compute time consumed

• Supports multiple programming languages

• Event-driven architecture

• Examples: Running code in response to HTTP requests, processing files in S3 buckets
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Q1. Self introduction, experience or fresher
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Q1. What are the Oops concepts etc
Ans. 
Object-oriented programming concepts like inheritance, encapsulation, polymorphism, and abstraction.
• Inheritance: Allows a class to inherit properties and behavior from another class.

• Encapsulation: Bundling data and methods that operate on the data into a single unit.

• Polymorphism: Ability to present the same interface for different data types.

• Abstraction: Hiding the complex implementation details and showing only the ne
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There question on logical reasoning and puzzles

Q1. About basic programming and academic project
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Q2. About academic project, basic programming question like swapping two numbers
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Oops concepts, reasoning, logical, English

Q1. General questions on resume Project And internship One language questions
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Q1. There was one round of interview only
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Q2. Only one round of interview
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Probably, Maths, Statistics and English questions asked.

Q1. 1Machine learning, Power BI and Basic maths questions asked? 2Basics of ML,DL and how to solve teal world problems? 3What is T test 4.What is KNN.
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Maths, Reasoning and English questions were asked

Q1. Tell me about yourself
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Q2. What is Python Generators
Ans. 
Python generators are functions that return an iterator and generate values on the fly.
• Generators allow us to generate a sequence of values on the fly, without having to store them in memory.

• They are defined using the 'yield' keyword instead of 'return'.

• Generators can be used to iterate over large datasets, or to generate an infinite sequence of values.

• Example: def my_generator(): yield 1; yield 2; yield 3;

• Example: for
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