Visual Studio Code C# Project Quiz

This quiz will assess your understanding of creating and running C# console applications in Visual Studio Code. You will be tested on key concepts such as project structure, namespaces, top-level statements, and methods like Console.WriteLine() and Console.ReadLine(). The quiz also includes questions with code examples to help reinforce your knowledge of how C# code operates

What is the purpose of the Solution Explorer in Visual Studio Code?

To generate project configuration files

To compile the project

To display errors and warnings

To organize files and folders in the workspace

None

Why are namespaces important in C#?

They contain the compiled binaries of the application.

They manage user input and output.

They define the entry point for the program.

They group related code and prevent name conflicts.

None

What does the following C# code do?

Console.Write("Please enter your name: ");
var name = Console.ReadLine();
Console.WriteLine("Hello, {name}!");

Prints ‘Hello, World!’

Reads a number from the console and prints it.

Prompts the user to enter their name and prints it with a greeting.

Writes ‘Please enter your name:’ and ends the program.

None

What is a top-level statement in C#?

Code that executes without needing a Main() method or class declaration

A comment at the top of the file

A keyword that defines the program’s starting point

A method declaration outside of a class

None

Which method in C# waits for keyboard input?

Console.Input()

Console.ReadLine()

Console.Write()

Console.WriteLine()

None

What is the purpose of the bin and obj folders in a C# project?

They contain compiled binaries and intermediate files.

They manage user input and output.

They store source code files.

They hold configuration settings for the project.

None

In C#, what type of method is Main()?

A public method

An entry-point method

A private method

A void method

None

What keyword is used to import namespaces in C#?

namespace

import

include

using

None

Which file contains the main project code in a C# console application?

bin/obj folders

app.config

Program.cs

Solution.sln

None

10.

What is the first step to creating a new C# project in Visual Studio Code?

Opening the Terminal and running a build command

Creating a new folder manually

Using the Command Palette and selecting .NET: New Project…

Opening the Explorer panel

None

11.

What is a namespace in C#?

A class that handles input and output.

A special folder that stores compiled binaries.

A method to compile the project.

A way to organize code into named groups to avoid conflicts.

None

12.

What does the ReadLine() method do in C#?

It compiles the C# project.

It creates a new project folder.

It prints text to the console.

It waits for user input from the keyboard.

None

13.

What method is used to display text in the terminal in C#?

Console.Display()

Console.Write()

Console.ReadLine()

Console.WriteLine()

None

14.

Which of the following is the entry point of a C# console application?

The Main() method

The bin folder

The Solution Explorer

The Console.WriteLine() method

None

15.

What file stores the configuration settings for a project named SampleApp in VS Code?

Program.cs

Solution.sln

Main.cs

SampleApp.csproj

None

16.

Where are C# projects stored in Visual Studio Code?

In the home directory

In workspace folders

In the Program.cs file

In the bin and obj folders

None