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 compile the project

To organize files and folders in the workspace

To generate project configuration files

To display errors and warnings

None

Why are namespaces important in C#?

They manage user input and output.

They define the entry point for the program.

They contain the compiled binaries of the application.

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!’

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

Reads a number from the console and prints it.

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

None

What is a top-level statement in C#?

A keyword that defines the program’s starting point

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

A method declaration outside of a class

A comment at the top of the file

None

Which method in C# waits for keyboard input?

Console.Input()

Console.WriteLine()

Console.ReadLine()

Console.Write()

None

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

They store source code files.

They contain compiled binaries and intermediate files.

They hold configuration settings for the project.

They manage user input and output.

None

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

An entry-point method

A public method

A private method

A void method

None

What keyword is used to import namespaces in C#?

import

using

include

namespace

None

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

app.config

bin/obj folders

Solution.sln

Program.cs

None

10.

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

Creating a new folder manually

Opening the Explorer panel

Opening the Terminal and running a build command

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

None

11.

What is a namespace in C#?

A special folder that stores compiled binaries.

A class that handles input and output.

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

A method to compile the project.

None

12.

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

It compiles the C# project.

It waits for user input from the keyboard.

It prints text to the console.

It creates a new project folder.

None

13.

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

Console.Write()

Console.Display()

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

Main.cs

SampleApp.csproj

Solution.sln

None

16.

Where are C# projects stored in Visual Studio Code?

In the home directory

In the bin and obj folders

In workspace folders

In the Program.cs file

None