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 display errors and warnings

To organize files and folders in the workspace

To compile the project

To generate project configuration files

None

Why are namespaces important in C#?

They group related code and prevent name conflicts.

They contain the compiled binaries of the application.

They define the entry point for the program.

They manage user input and output.

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 method declaration outside of a class

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

None

Which method in C# waits for keyboard input?

Console.Input()

Console.ReadLine()

Console.WriteLine()

Console.Write()

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 hold configuration settings for the project.

They store source code files.

None

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

An entry-point method

A void method

A private method

A public method

None

What keyword is used to import namespaces in C#?

namespace

using

import

include

None

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

app.config

Solution.sln

Program.cs

bin/obj folders

None

10.

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

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

Opening the Explorer panel

Opening the Terminal and running a build command

Creating a new folder manually

None

11.

What is a namespace in C#?

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

A method to compile the project.

A class that handles input and output.

A special folder that stores compiled binaries.

None

12.

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

It waits for user input from the keyboard.

It compiles the C# project.

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.ReadLine()

Console.Display()

Console.Write()

Console.WriteLine()

None

14.

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

The bin folder

The Main() method

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 bin and obj folders

In the home directory

In workspace folders

In the Program.cs file

None