C# (pronounced C Sharp) is a general-purpose, object-oriented computer programming language. C# was designed for building a wide range of applications and it is favored among developers as it's especially easy for building Windows desktop applications and games. Developed by Microsoft, C# can be applied to any open source platform.
Learn and advance your C# programming skills with live, hands-on C# certification classes with ONLC. C# training is led and supported by an online professional instructor who has years of programming and teaching experience. Those who don't have a programming background can learn to write good syntax in code constructs, utilize arrays and methods and more in our C# Introduction for Non-Programmers course while those with any programming background can learn and benefit from our traditional C# Introduction for Programmers class. From there move onto Advanced C# Programming training course so you can learn reflection and dynamic programming, multithreading, asynchronous programming plus Lambdas, LINQ, and Functional Programming.
C# is simple and powerful. With its many innovations, C# enables rapid application development while retaining the expressiveness and elegance of C-style languages. It is remarkably scalable, consistent and easy to maintain.
Get on your way to an IT career building mobile apps, desktop apps, cloud-based services, websites, enterprise software and games by attending C# programming classes with ONLC.
This is an introductory programming course provides a strong foundation that would allow students to further their skills with additional education. This course describes how to use the Visual Studio environment, and how to write good syntax in code constructs within that environment. In addition, important object-oriented concepts will be introduced. The course will conclude by incorporating database connectivity into .NET applications.
This course is intended for both novice programmers and more experience programmers looking to get familiar with C# and object-oriented principles.
After completing this course, students will be able to:
• Comfortably navigate the Visual Studio environment
• Visually design, code, and test a Windows Forms Application
• Understand data types and choose when different types are appropriate
• Use code structures such as conditional statements and loops
• Create methods and handle events
• Utilize Arrays and Collections
• Respond to runtime errors and validate user data
• Create and use classes
• Utilize inheritance
• Understand the basics of database connectivity
• Use ADO.NET to write custom data access code (If Time Permits)
Before attending this course, it is recommended that students:
• Have comfort in navigating around a Windows computer system
• Prior programming experience is not required, but helps provide some perspective
If you have prior programming experience, you should consider our regular Introduction to C# course. For details on this alternative faster paced course for programmers course, go to
C# Programming Level 1: Introduction for Programmers
Dates | Times | Location | Price | ||
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3/31/25 - 4/3/25 | Live Online from our site or yours. | $1,595 | |||
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4/28/25 - 5/1/25 | Live Online from our site or yours. | $1,595 | ||
5/27/25 - 5/30/25 | Live Online from our site or yours. | $1,595 | |||
6/23/25 - 6/26/25 | Live Online from our site or yours. | $1,595 |
In this live, instructor-led training course, students who already have a programming background will learn to program in C#. Attendees will learn: how C# works and its place in the world of programming languages; its relationship with the Common Language Infrastructure and .NET Framework; C# data types and operators; to write selection statements and loops; generic programming and working with collections; processing data; and error handling. This C# course is taught using C# 8.
Students new to the C# language who already have experience with other programming languages.
This course is specially designed for individuals with prior programming background. You should also have a working knowledge of Object Oriented Programming concepts. If you have no prior programming experience or are not familiar with Object Oriented Programming, you should consider our "C# Programming Level 1: Introduction for Non-Programmers" course instead. For details on this alternative course for non-programmers, go to:
C# Programming Level 1: Introduction for Non-Programmers
Dates | Times | Location | Price | ||
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5/5/25 - 5/7/25 | Live Online from our site or yours. | $1,195 | |||
6/2/25 - 6/4/25 | Live Online from our site or yours. | $1,195 | |||
6/30/25 - 7/2/25 | Live Online from our site or yours. | $1,195 | |||
7/28/25 - 7/30/25 | Live Online from our site or yours. | $1,195 |
In this C# training course, students already familiar with C# programming will learn advanced C# techniques.
This advanced C# course is taught using C# 8.
Students should have experience with C# and working knowledge of the skills covered in Core Skills: Level 1. Specifically, you should know: how C# works and its place in the world of programming languages; its relationship with the Common Language Infrastructure and .NET Framework; C# data types and operators; how to write selection statements and loops; generic programming and working with collections; tools for processing data with C#; and error handling.
For more information on the Level 1 course, go to:
C# Programming Level 1: Introduction for Programmers
Dates | Times | Location | Price | ||
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4/10/25 - 4/11/25 | Live Online from our site or yours. | $995 | ||
5/8/25 - 5/9/25 | Live Online from our site or yours. | $995 | |||
6/5/25 - 6/6/25 | Live Online from our site or yours. | $995 | |||
7/31/25 - 8/1/25 | Live Online from our site or yours. | $995 |
This training course teaches developers the programming skills that are required for developers to create Windows applications using the Visual C# language. During their four days in the classroom students review the basics of Visual C# program structure, language syntax, and implementation details, and then consolidate their knowledge throughout the week as they build an application that incorporates several features of the .NET Framework.
This course is intended for experienced developers who already have programming experience in C, C++, JavaScript, Objective-C, Microsoft Visual Basic, or Java and understand the concepts of object-oriented programming.
This course is not designed for students who are new to programming; it is targeted at professional developers with at least one month of experience programming in an object-oriented environment.
Developers attending this course should already have gained some limited experience using C# to complete basic programming tasks.
Dates | Times | Location | Price | ||
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4/14/25 - 4/17/25 | Live Online from our site or yours. | $2,195 | |||
5/12/25 - 5/15/25 | Live Online from our site or yours. | $2,195 | |||
6/9/25 - 6/12/25 | Live Online from our site or yours. | $2,195 | |||
7/7/25 - 7/10/25 | Live Online from our site or yours. | $2,195 |
This training course teaches developers the programming skills that are required for developers to create Windows applications using the Visual C# language. During their five days in the classroom students review the basics of Visual C# program structure, language syntax, and implementation details, and then consolidate their knowledge throughout the week as they build an application that incorporates several features of the .NET Framework 4.7.
This course is intended for experienced developers who already have programming experience in C, C++, JavaScript, Objective-C, Microsoft Visual Basic, or Java and understand the concepts of object-oriented programming.
This course is not designed for students who are new to programming; it is targeted at professional developers with at least one month of experience programming in an object-oriented environment.
Developers attending this course should already have gained some limited experience using C# to complete basic programming tasks. More specifically, students should have hands-on experience using C# that demonstrates their understanding of the following:
How to name, declare, initialize and assign values to variables within an application.
How to use: arithmetic operators to perform arithmetic calculations involving one or more variables; relational operators to test the relationship between two variables or expressions; logical operators to combine expressions that contain relational operators.
How to create the code syntax for simple programming statements using C# language keywords and recognize syntax errors using the Visual Studio IDE.
How to create a simple branching structure using an IF statement.
How to create a simple looping structure using a For statement to iterate through a data array.
How to use the Visual Studio IDE to locate simple logic errors.
How to create a Function that accepts arguments (parameters and returns a value of a specified type.
How to design and build a simple user interface using standard controls from the Visual Studio toolbox.
How to connect to a SQL Server database and the basics of how to retrieve and store data.
How to sort data in a loop.
How to recognize the classes and methods used in a program.
After completing this course, students will be able to:
• Describe the core syntax and features of Visual C#.
• Create methods, handle exceptions, and describe the monitoring requirements of large-scale applications.
• Implement the basic structure and essential elements of a typical desktop application.
• Create classes, define and implement interfaces, and create and use generic collections.
• Use inheritance to create a class hierarchy and to extend a .NET Framework class.
• Read and write data by using file input/output and streams, and serialize and deserialize data in different formats.
• Create and use an entity data model for accessing a database and use LINQ to query data.
• Access and query remote data by using the types in the System.Net namespace and WCF Data Services.
• Build a graphical user interface by using XAML.
• Improve the throughput and response time of applications by using tasks and asynchronous operations.
• Integrate unmanaged libraries and dynamic components into a Visual C# application.
• Examine the metadata of types by using reflection, create and use custom attributes, generate code at runtime, and manage assembly versions.
• Encrypt and decrypt data by using symmetric and asymmetric encryption.
Along with outstanding training, attendees of our public, live instructor-led classes have these bonus options:
Volume Discounts with ONLC Learning Credits
Get maximum buying power and flexibility with ONLC Learning Credits. They're a great way to prepay for training plus secure a substantial volume discount on end-user and technical training. Credits can be used for live, instructor-led and self-study, On-Demand formats. Learning credits are good for up to a year! See details & pricing .
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Live Classes from Home
You can attend our live, instructor-led classes from the comfort and convenience of your own home. The setup is really easy and you don't have to have the class software on your device. Follow our easy setup video . If you're still unsure about the setup contact an ONLC Advisor toll free for assistance.
Group Training Option
ONLC offers complete learning solutions so training coordinators can quickly and successfully upskill their teams while maintaining their budget. Training can be via our public class schedule or private sessions delivered virtually or onsite. We can also customize content to meet the client's specific needs and technologies. To discuss our group training options and to receive a price quote complete our quick Group Training Request form or call 1.800.288.8221 (weekdays).
Authorized Microsoft Classes at ONLC Training Centers
ONLC is a Microsoft Solutions Partner for Training Services. Our instructor-led Microsoft technical classes use Microsoft official materials and are taught by a Microsoft Certified Trainer (MCT).
To learn more about our live, instructor-led C# Programming classes or if you have questions contact our Education Advisors weekdays at:
1.800.288.8221
(weekdays)