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Free Visual C# exercises

You are welcome to try any of the 55 Visual C# exercises listed below, but please do not distribute them in any form without asking for our written permission first.

Software:	Visual C#
Topic:	Creating forms
Level:	Relatively easy
Exercise:	Create a simple form, with two text boxes, two buttons and a GroupBox, to show one star sign.

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Software:	Visual C#
Topic:	Creating forms
Level:	Average difficulty
Exercise:	Draw a form allowing a dating agency candidate to enter their name and date of birth, and choose their sexuality from a drop list.

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Software:	Visual C#
Topic:	Laying out your code
Level:	Relatively easy
Exercise:	Create a C# program to display choices made in a message box.

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Software:	Visual C#
Topic:	Laying out your code
Level:	Average difficulty
Exercise:	Use C# to customise a message box title and caption from form entries.

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Software:	Visual C#
Topic:	C# variables
Level:	Relatively easy
Exercise:	Use variables and the Length property to show how long text is.

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Software:	Visual C#
Topic:	C# variables
Level:	Average difficulty
Exercise:	Create a private variable for a form to keep track of button clicks.

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Software:	Visual C#
Topic:	C# variables
Level:	Average difficulty
Exercise:	Display the sum of numbers entered in a calculator using variables.

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Software:	Visual C#
Topic:	Conditions
Level:	Relatively easy
Exercise:	Use C# if conditions to check a user has filled in a form.

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Software:	Visual C#
Topic:	Conditions
Level:	Average difficulty
Exercise:	Add lots of validation code to a form to check all controls filled in.

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Software:	Visual C#
Topic:	Modular code
Level:	Relatively easy
Exercise:	Write your own procedure to display a message box, with 2 arguments.

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Software:	Visual C#
Topic:	Modular code
Level:	Average difficulty
Exercise:	Write a C# function to return a person's BMI from their height/weight.

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Software:	Visual C#
Topic:	Modular code
Level:	Average difficulty
Exercise:	Write a function to return a man's oomph factor given various inputs.

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Software:	Visual C#
Topic:	Arrays
Level:	Average difficulty
Exercise:	Store items typed into a textbox in an array, then loop over its items.

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Software:	Visual C#
Topic:	Arrays
Level:	Harder than average
Exercise:	Split array items into parts, extract dob, and find oldest person.

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Software:	Visual C#
Topic:	Looping
Level:	Relatively easy
Exercise:	Find the longest text in a combo box by looping over its items.

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Software:	Visual C#
Topic:	Looping
Level:	Average difficulty
Exercise:	Loop over a form's controls, checking the text boxes are filled in.

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Software:	Visual C#
Topic:	Files and folders
Level:	Relatively easy
Exercise:	Use a StreamWriter to write data input to a text file.

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Software:	Visual C#
Topic:	Files and folders
Level:	Average difficulty
Exercise:	Write code to loop over files, reading lines to find hidden text.

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Software:	Visual C#
Topic:	Files and folders
Level:	Harder than average
Exercise:	Loop over all files/folders recursively to find biggest file.

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Software:	Visual C#
Topic:	Properties in C#
Level:	Relatively easy
Exercise:	Use read-only properties to process a dating agency application.

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Software:	Visual C#
Topic:	Properties in C#
Level:	Average difficulty
Exercise:	Create read-only properties for weight, height and BMI.

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Software:	Visual C#
Topic:	Properties in C#
Level:	Harder than average
Exercise:	Play snog, marry or avoid in C#, making heavy use of lists.

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Software:	Visual C#
Topic:	Using lists
Level:	Relatively easy
Exercise:	Write a C# program to create an integer list of the first few squares.

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Software:	Visual C#
Topic:	Using lists
Level:	Average difficulty
Exercise:	Create a list of dates falling on the 13th, then reduce this to Fridays.

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Software:	Visual C#
Topic:	Using lists
Level:	Average difficulty
Exercise:	Read a text file line by line into a string list, then print it back out.

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Software:	Visual C#
Topic:	Creating classes
Level:	Relatively easy
Exercise:	Create a class to hold an item in a shopping list, and use this to create a shopping list.

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Software:	Visual C#
Topic:	Creating classes
Level:	Relatively easy
Exercise:	Write a class to make existing code to display a football score work.

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Software:	Visual C#
Topic:	Creating classes
Level:	Harder than average
Exercise:	Play pairs: find identical owls in a grid by clicking, using classes.

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Software:	Visual C#
Topic:	The form as a class
Level:	Average difficulty
Exercise:	Create a Countdown game program, using a class to generate letters.

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Software:	Visual C#
Topic:	Data structures
Level:	Relatively easy
Exercise:	Use a list to add, remove, count and display the Beatles.

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Software:	Visual C#
Topic:	Data structures
Level:	Average difficulty
Exercise:	Create a class to hold to-do tasks, and a list to hold these tasks.

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Software:	Visual C#
Topic:	Data structures
Level:	Average difficulty
Exercise:	Create a list of objects, add items to it and display the results.

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Software:	Visual C#
Topic:	Data structures
Level:	Average difficulty
Exercise:	Create a shopping list, using a structure and a generic list.

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Software:	Visual C#
Topic:	Data structures
Level:	Average difficulty
Exercise:	Use a sorted dictionary to create a prioritised to-do list in C#.

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Software:	Visual C#
Topic:	Data structures
Level:	Harder than average
Exercise:	Use a Stack and two classes to play the Tower of Hanoi game.

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Software:	Visual C#
Topic:	Inheritance
Level:	Relatively easy
Exercise:	Inherit the Form class to create a custom WinForms form template.

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Software:	Visual C#
Topic:	Inheritance
Level:	Relatively easy
Exercise:	Take a reality TV show application, and use inheritance to make it more specific.

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Software:	Visual C#
Topic:	Inheritance
Level:	Average difficulty
Exercise:	Create a recurring task class inheriting from a base to-do task.

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Software:	Visual C#
Topic:	Inheritance
Level:	Average difficulty
Exercise:	Use a cuddly toy class to inherit from a base toy class.

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Software:	Visual C#
Topic:	Inheritance
Level:	Harder than average
Exercise:	Create labels and text boxes based on the same abstract class.

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Software:	Visual C#
Topic:	Interfaces
Level:	Average difficulty
Exercise:	Add an interface so room hires and dates are treated the same way.

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Software:	Visual C#
Topic:	Interfaces
Level:	Harder than average
Exercise:	Play any game, using an interface to create a common PLAY method.

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Software:	Visual C#
Topic:	Delegates and events
Level:	Average difficulty
Exercise:	Use a delegate in a class to move a form button right and down.

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Software:	Visual C#
Topic:	Delegates and events
Level:	Harder than average
Exercise:	Use an event and delegate to get a button which monitors its pinkness.

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Software:	Visual C#
Topic:	Writing LINQ
Level:	Relatively easy
Exercise:	Enumerate string names of Dr Who candidates using LINQ.

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Software:	Visual C#
Topic:	Writing LINQ
Level:	Average difficulty
Exercise:	Project a star sign class into an enumerable string list using LINQ.

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Software:	Visual C#
Topic:	Advanced LINQ
Level:	Average difficulty
Exercise:	LINQ: list Mondays till Xmas using anonymous types and skipping items.

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Software:	Visual C#
Topic:	Advanced LINQ
Level:	Average difficulty
Exercise:	Use LINQ anonymous types to return star signs as new 2-property class.

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Software:	Visual C#
Topic:	Entity Frameworks
Level:	Relatively easy
Exercise:	Listing authors and book counts using LINQ to SQL classes.

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Software:	Visual C#
Topic:	LINQ with Entity Frameworks
Level:	Relatively easy
Exercise:	Use a simple LINQ statement to list out all of the events in a table.

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Software:	Visual C#
Topic:	LINQ with Entity Frameworks
Level:	Average difficulty
Exercise:	Use a LINQ statement to populate a grid of events (returning an anonymous type).

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Software:	Visual C#
Topic:	LINQ with Entity Frameworks
Level:	Average difficulty
Exercise:	Use LINQ to add rows to two different tables, saving your changes.

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Software:	Visual C#
Topic:	LINQ with Entity Frameworks
Level:	Harder than average
Exercise:	Populate two combo boxes in a form, and use criteria to list out events.

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Software:	Visual C#
Topic:	Grouping using LINQ
Level:	Average difficulty
Exercise:	Use LINQ grouping to show directors by their year of birth.

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Software:	Visual C#
Topic:	Grouping using LINQ
Level:	Harder than average
Exercise:	Group (and reorder) films by studio using LINQ to SQL.

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You can search our full list of C# exercises here. Or why not learn to do them the right way on one of our C# training courses? You can attend our online training classes wherever you are in the world!

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VISUAL C# EXERCISES

Free Visual C# exercises

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