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Exercises

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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.
Number:	4795

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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.
Number:	4796

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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.
Number:	4798

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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.
Number:	4799

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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.
Number:	4800

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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.
Number:	4803

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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.
Number:	4802

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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.
Number:	4808

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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.
Number:	4809

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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.
Number:	4810

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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.
Number:	4812

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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.
Number:	4811

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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.
Number:	4813

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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.
Number:	4814

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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.
Number:	4815

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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.
Number:	4816

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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.
Number:	4817

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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.
Number:	4818

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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.
Number:	4819

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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.
Number:	4820

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Software:	Visual C#
Topic:	Properties in C#
Level:	Average difficulty
Exercise:	Create read-only properties for weight, height and BMI.
Number:	4821

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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.
Number:	4822

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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.
Number:	4823

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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.
Number:	4825

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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.
Number:	4824

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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.
Number:	4828

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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.
Number:	4827

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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.
Number:	4830

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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.
Number:	4831

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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.
Number:	4832

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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.
Number:	4836

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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.
Number:	4835

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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.
Number:	4834

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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#.
Number:	4833

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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.
Number:	4837

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Software:	Visual C#
Topic:	Inheritance
Level:	Relatively easy
Exercise:	Inherit the Form class to create a custom WinForms form template.
Number:	4838

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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.
Number:	4839

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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.
Number:	4841

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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.
Number:	4840

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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.
Number:	4842

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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.
Number:	4843

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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.
Number:	4844

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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.
Number:	4845

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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.
Number:	4846

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Software:	Visual C#
Topic:	Writing LINQ
Level:	Relatively easy
Exercise:	Enumerate string names of Dr Who candidates using LINQ.
Number:	4847

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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.
Number:	4848

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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.
Number:	4850

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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.
Number:	4849

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Software:	Visual C#
Topic:	Entity Frameworks
Level:	Relatively easy
Exercise:	Listing authors and book counts using LINQ to SQL classes.
Number:	4851

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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.
Number:	4852

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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).
Number:	4854

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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.
Number:	4855

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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.
Number:	4856

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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.
Number:	4859

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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.
Number:	4860

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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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C# EXERCISES

VISUAL C# EXERCISES

Free Visual C# exercises

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