Capgemini Associate Data Analyst Interview Questions and Answers

Most questions pseudo code are based

2 questions asked dsa based .

Q1. Introduction to yourself
Add your answer
Q2. About project and internship
Add your answer
Q3. What is c++ ?
Ans. 
C++ is a high-level programming language used for developing software applications.
• C++ is an object-oriented language, allowing for the creation of classes and objects.

• It is a powerful language with features like polymorphism, inheritance, and encapsulation.

• C++ is commonly used in developing system software, game development, and high-performance applications.
Answered by AI
Add your answer
Q4. What is virtual function?
Ans. 
A virtual function is a function in a base class that is declared using the keyword 'virtual' and can be overridden by a function with the same signature in a derived class.
• Virtual functions allow for dynamic polymorphism in object-oriented programming.

• They are used to achieve runtime polymorphism by allowing a function to be overridden in a derived class.

• Virtual functions are declared in the base class with the 'virtu...read more
Answered by AI
Add your answer
Q5. Scenario based question on sql
Add your answer

Q1. What are Oops features?
Ans. 
Oops features are object-oriented programming concepts that help in creating reusable and modular code.
• Encapsulation - bundling data and methods that operate on that data within a single unit

• Inheritance - creating new classes from existing ones, inheriting their properties and methods

• Polymorphism - ability of objects to take on multiple forms or behaviors

• Abstraction - hiding implementation details and showing only the ...read more
Answered by AI
Add your answer
Q2. What are multi-threading and multi-tasking?
Ans. 
Multi-threading and multi-tasking are techniques used to improve the performance of a computer system.
• Multi-threading is the ability of a CPU to run multiple threads of execution concurrently.

• Multi-tasking is the ability of an operating system to run multiple applications or processes concurrently.

• Multi-threading is used to improve the performance of a single application by dividing it into smaller threads that can run...read more
Answered by AI
Add your answer

Q1. What is a Primary Key?
Ans. 
A primary key is a unique identifier for a record in a database table.
• Primary key ensures that each record in a table is unique

• It is used to establish relationships between tables

• It cannot contain null values

• Examples include social security numbers, email addresses, and employee IDs
Answered by AI
Add your answer
Q2. Difference between Primary and Unique Key?
Ans. 
Primary key uniquely identifies a record in a table, while a unique key ensures that all values in a column are distinct.
• Primary key is a column or set of columns that uniquely identifies each row in a table

• Primary key cannot have null values

• A table can have only one primary key

• Unique key is a column or set of columns that ensures that all values in the column(s) are distinct

• Unique key can have null values, but only on...read more
Answered by AI
Add your answer

Q1. How to get non-repeated entries from a table?
Ans. 
To get non-repeated entries from a table, use the DISTINCT keyword in SQL.
• Use SELECT DISTINCT column_name FROM table_name

• DISTINCT keyword returns only unique values

• Can be used with multiple columns

• Can also use GROUP BY clause
Answered by AI
Add your answer