Here's a course syllabus for a 20-hour introductory C# programming course:

Course Overview

Class 1: Introduction to C# and .NET Framework

• Understand the basic syntax of C#
• Understand the .NET Framework
• Understand how to create a simple C# program
• Understand the Visual Studio IDE

• Introduction to C# and .NET Framework
• Installing Visual Studio
• Creating a new project
• Writing and executing a simple C# program
• Visual Studio IDE overview

Class 2: Variables and Data Types

• Understand variables and data types in C#
• Understand how to declare and initialize variables
• Understand the differences between value types and reference types

• Variables and data types
• Declaring and initializing variables
• Value types and reference types
• Converting between data types

Class 3: Operators and Expressions

• Understand operators and expressions in C#
• Understand how to use arithmetic, comparison, and logical operators
• Understand the order of operations

• Operators and expressions
• Arithmetic operators
• Comparison operators
• Logical operators
• Order of operations

Class 4: Control Statements

• Understand control statements in C#
• Understand how to use if/else statements
• Understand how to use switch statements
• Understand how to use while, do-while, and for loops

• Control statements
• If/else statements
• Switch statements
• While loops
• Do-while loops
• For loops

Class 5: Arrays and Collections

• Understand arrays and collections in C#
• Understand how to create and use arrays
• Understand how to create and use lists and dictionaries

• Arrays and collections
• Creating and using arrays
• Creating and using lists
• Creating and using dictionaries

Class 6: Methods and Functions

• Understand methods and functions in C#
• Understand how to create and use methods
• Understand how to use parameters and return values

• Methods and functions
• Creating and using methods
• Parameters and return values

Class 7: Classes and Objects

• Understand classes and objects in C#
• Understand how to create classes and objects
• Understand how to use constructors and properties

• Classes and objects
• Creating and using classes
• Constructors and properties

Class 8: Inheritance and Polymorphism

• Understand inheritance and polymorphism in C#
• Understand how to use inheritance to create derived classes
• Understand how to use polymorphism to call methods on derived classes

• Inheritance and polymorphism
• Creating derived classes
• Calling methods on derived classes

Class 9: Interfaces and Abstract Classes

• Understand interfaces and abstract classes in C#
• Understand how to use interfaces to define common behavior
• Understand how to use abstract classes to provide a partial implementation

• Interfaces and abstract classes overview
• Interfaces
  • Defining interfaces
  • Implementing interfaces in classes
  • Using interfaces to achieve polymorphism
• Abstract classes
  • Defining abstract classes
  • Implementing abstract classes in derived classes
  • Providing partial implementation in abstract classes
• Comparing and contrasting interfaces and abstract classes
• Best practices for using interfaces and abstract classes

Class 10: Exception Handling

• Understand what exceptions are and why they occur
• Understand how to handle exceptions in C# using try-catch blocks
• Understand how to throw and catch custom exceptions

• Exceptions overview
  • What are exceptions?
  • Why do exceptions occur?
  • Types of exceptions
• Handling exceptions with try-catch blocks
  • Syntax of try-catch blocks
  • Handling multiple exceptions
• Throwing and catching custom exceptions
  • Creating custom exception classes
  • Throwing exceptions with the throw keyword
  • Catching and handling custom exceptions
• Best practices for handling exceptions in C#

Class 11: File I/O and Serialization

• Understand how to read from and write to files in C#
• Understand how to use serialization to convert objects into a format that can be stored and transported

• File I/O overview
  • Reading from files using StreamReader
  • Writing to files using StreamWriter
  • Using File and FileInfo classes
• Serialization overview
  • What is serialization?
  • Why use serialization?
  • Serialization formats (JSON, XML, Binary)

Class 12: GUI Programming with Windows Forms

• Understand how to create Windows Forms applications in C#
• Understand how to design and layout forms using the Visual Studio designer
• Understand how to handle events in Windows Forms applications

• Introduction to Windows Forms
  • What is Windows Forms?
  • Why use Windows Forms?
  • Creating a new Windows Forms project
• Designing forms using the Visual Studio designer
  • Adding and configuring controls
  • Layout and alignment
  • Using container controls
• Handling events in Windows Forms applications
  • Event-driven programming
  • Common events and event handlers
• Best practices for Windows Forms development in C#

Class 13: Final Project with Intro to C#

• Apply the concepts and skills learned in the previous classes to a final project
• Practice good programming practices such as planning, documentation, and testing
• Develop a small-scale application using C#

Here is a course syllabus for a 20-hour advanced C# programming course:

Course Overview

Class 1: Introduction to Advanced C# Programming

• Introduction to course and course objectives
• Overview of advanced C# programming concepts
• C# data types, control structures and functions
• Classes and objects in C#

Class 2: Object-Oriented Programming in C#

• Overview of object-oriented programming
• Classes and objects in C#
• Inheritance and polymorphism
• Interfaces and abstract classes

Class 3: Exception Handling

• Overview of exception handling
• Handling exceptions in C#
• Custom exceptions
• Exception logging and debugging

Class 4: Delegates, Events and Lambda Expressions

• Delegates in C#
• Events in C#
• Lambda expressions and anonymous methods

Class 5: LINQ and Collections

• Introduction to collections in C#
• Arrays, lists, dictionaries and sets
• Introduction to LINQ
• Querying collections using LINQ

Class 6: Multithreading and Concurrency

• Introduction to multithreading
• Synchronization and thread safety
• Thread pools and task parallelism
• Deadlocks and race conditions

Class 7: Asynchronous Programming

• Overview of asynchronous programming
• Asynchronous programming using async/await
• Asynchronous programming using Task Parallel Library
• Handling exceptions in asynchronous programming

Class 8: Reflection and Attributes

• Overview of reflection
• Reflection in C#
• Attributes in C#
• Creating custom attributes

Class 9: Generics

• Introduction to generics
• Generic classes and methods
• Generic constraints and interfaces
• Covariance and contravariance in generics

Class 10: Advanced Topics in C#

• Advanced topics in C# including garbage collection, unsafe code and P/Invoke
• Interoperability with other languages
• .NET Core and .NET Standard
• Overview of .NET 5

Class 11: Project Implementation

• Implementation of a C# project based on course topics
• Use of source control and project management tools
• Collaboration and code review best practices

Class 12: Project Presentation and Review

• Presentation of the project to the class
• Review and feedback on the project
• Course review and feedback

By the end of the Software Development course students will have usable knowledge of the following:

• Intro C# Course objectives.
• Intermediate C# Course objectives.
• Advanced C# Course objectives.
• Project & test.

By the end of the Software Engineering course (C# + 1 other programming language of choice), students will have usable knowledge of the following:

• Intro C# Course objectives.
• Intermediate C# Course objectives.
• Advanced C# Course objectives.
• Project & test.
• Intro of programming language 2 (your choice) fundamentals
• Intermediate programming language 2.
• Advanced programming language 2 objectives.
• Project & test.