Atos Project Intern/Trainee Interview Questions, Process, and Tips

Stack

• Stack is a data structure that follows the Last In First Out (LIFO) principle.

• Elements are added and removed from the same end, known as the top of the stack.

• Common operations include push (add element), pop (remove element), and peek (access top element).

NO

• Functional programming in Java involves using functions as first-class citizens

• It emphasizes immutability and avoids side effects

• Java 8 introduced functional programming features like lambda expressions and streams

Object-oriented programming focuses on objects and their interactions, while procedural programming focuses on procedures and functions.

• In object-oriented programming, data and functions are encapsulated within objects, promoting code reusability and modularity.

• Procedural programming follows a step-by-step approach, where functions are called in a specific order to achieve a desired outcome.

• Object-oriented programming ...read more

Atos is a global leader in digital transformation and offers a wide range of opportunities for career growth and development.

• Atos is a renowned global company with a strong presence in the digital transformation industry.

• They provide innovative solutions and services to clients across various sectors.

• Atos offers a diverse range of projects and opportunities for learning and development.

• The company values its employees ...read more

Call by value passes a copy of the value, while call by reference passes the memory address of the value.

• Call by value creates a new copy of the value being passed.

• Call by reference allows the called function to modify the original value.

• In call by value, changes made to the parameter inside the function do not affect the original value.

• In call by reference, changes made to the parameter inside the function affect the ...read more