Jane is developing software and wants to organize her code into reusable units that group data and methods together. Which programming paradigm is she using?

• Procedural

• Functional

• Object-Oriented

• Structural

  In a program, an object named `Car` has properties like `color` and `model`, and methods like `drive()` and `brake()`. What does this best demonstrate?

• Arrays

• Objects

• Files

• Tables

You are asked to define a method inside a class that calculates area. What OOP concept are you demonstrating?

• Encapsulation

• Inheritance

• Polymorphism

• Abstraction

A developer wants to build a software application that uses data structures such as arrays, trees, and records. What concept do these structures fall under?

• Control Flow

• Data Fields

• Data Structures

• Functions

Which of the following best defines Object-Oriented Programming (OOP)?

• Programming around procedures

• Programming around functions and logic

• Programming around data or objects

• Programming around databases

A student wrote code where a class Box contains private variables. Only methods inside the class can access them. What OOP feature is this?

• Inheritance

• Abstraction

• Polymorphism

• Encapsulation

You are designing a base class Animal, and subclasses like Dog and Cat inherit from it. What OOP concept is demonstrated?

• Polymorphism

• Inheritance

• Message Passing

• Encapsulation

What is the term for structuring programs into self-contained, reusable pieces of code?

• Modular Programming

• OOP

• Scripting

• Procedural Programming

A developer creates several methods with the same name but different parameters to handle different tasks. This is an example of:

• Function Chaining

• Method Binding

• Polymorphism

• Encapsulation

You are writing a method in C# to add two numbers. Where should this method be written?

• Outside any class

• Inside the compiler

• Inside a class

• Inside a file