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Learn C# Coding Intermediate: C# Classes, Methods and OOPs

Name: Learn C# Coding Intermediate: C# Classes, Methods and OOPs
Rating: 4.3 (307 reviews)

C#: Intermediate a step-by-step guide to classes, interfaces, polymorphism, error handling and OOPs

Created byMetla Sudha Sekhar

Last updated 11/2025

English

English [Auto],

What you'll learn

Learn How to start OOPs programming
Work with classes, constructors, fields, properties, methods and attributes
Learn how to re-use code using inheritance and polymorphism
How to make enterprise application by extending its code, rather than repeating
Applying encapsulation to improve the security enhancements of the code and reduce the impact of change
Understand the problems with inheritance and how to solve using interfaces these problems
Handle Errors and Exceptions using try-catch-finally block coding techniques
You will write clean error free code by applying skills
Object Oriented Programming will help you on code reuse techniques for your apps
Learn what is Generative AI for future learning
Learn how to boost productivity and save time using AI-driven platforms

Coding Exercises

This course includes our updated coding exercises so you can practice your skills as you learn.

Course content

8 sections • 62 lectures • 5h 40m total length

Course Introduction2:23
you will know course introduction here
Course Curriculum4:31
In this lecture, you will learn about the course, Don't skip this lecture you will know more on this program journey
How to get Pre-requisites2:01
you will learn how to get pre-requisites to use for this training program
Getting Started on Windows or Linux2:13
in this lecture, you will know getting started on windows or Linux (for beginners only)
How to ask Great Questions1:46
you will know here, how to ask great questions
FAQ’s0:41
you will know how to approach FAQs
What is Source code8:47
you will learn file extensions and source code notes preparation
Learn What is Generative AI / Gen AI14:06
Generative artificial intelligence is artificial intelligence capable of generating text, images, videos, or other data using generative models, often in response to prompts. best ai tools are chatgpt, tabnine for developers, and more
Best Practices for Learning Online Course5:14
You will learn how to learn online courses in a more productive way.

Introduction to Class2:59
you will learn introduction from this section and about classes
Create a Class14:41
in this lecture, you will learn how to create a basic class
Object Initializers16:07
you will learn how to initialise new objects inside a class program
Parameters11:43
in this lecture, you will learn what are parameters and how to write these in class object
Access Modifiers(theory)12:50
in this lecture you will learn what are access modifiers and its descriptions where to apply.
Assessment Test1:21
This is an assessment test for you, it's all about from this section only, anyhow you will get a solution for this in the coming lecture.
Solution for Assessment Test1:12
here is your solution for an assessment test given to you, i hope many of cracked it, if not find this solution
Summary1:48
this is the lecture you will know about section summary, what you learn so far and how we are moving to the next section.

Introduction to methods8:00
you will learn methods introduction
Create a method16:08
you will learn how to create method in c#
Method with parameters9:19
you will learn how to pass parameters to methods while accessing dynamically
Method default and multiple parameters9:15
you will learn default and custom parameters while calling methods
Method return keyword7:07
you will learn how to get return value from method using "return" keyword
Method Over loading8:28
you will learn method overloading
Assessment Test1:01
you will be assigned a section-wise assessment test
Solution for Assessment Test1:44
Learn how to implement method overloading in C# by creating a subtract method with int and double parameters, calling a common method, and displaying results on the console.
03 Interview Questions and Answers2:54
Learn why the main method is static and acts as the program's entry point, and how methods operate as blocks of code with data conversion to prevent data loss.
Summary1:56
Create methods with default, multiple, and single parameters, and master overloading with the same name and different data types and signatures for real-world C# applications.
Methods

Introduction to OOPs3:47
you will learn introduction to oops
Classes and Objects11:18
you will learn classes and objects here
Class Members9:53
you will learn class members and how to write class members in a class
Class Constructors13:59
you will learn class constructors
Access Modifiers10:48
you will learn access modifiers in C# programming to better understand the access structure
Properties Get Set5:45
you will learn get set properties
Encapsulation2:36
you will learn what is encapsulation and how to write and implement logic to hide data from others
Assessment Test0:47
you will assigned a simple assessment test
Solution for Assessment Test0:54
solution for assessment test
03 Interview Questions and Answers2:10
Summary1:10
Explore encapsulation in C# by using access modifiers, get and set properties, and hiding data. Build foundation for inheritance and polymorphism as you unlock new levels of class design.

Inheritance11:37
you will learn inheritance concept implementation with logic coding
Polymorphism12:40
you will learn polymorphism in the c# program like how we reuse the code by calling many forms and many ways
Assessment Test1:40
Solution for Assessment Test2:40
03 Interview Questions and Answers1:58
Explains polymorphism in C# with the ability for classes to provide different method implementations, and notes that C# supports single inheritance but not multiple inheritance, with interfaces as an alternative.
Summary1:42
Examine inheritance and polymorphism in C#, using properties and the virtual keyword to implement reusable code; preview abstraction and interfaces in the next section.

Introduction1:48
you will learn abstraction in c#
Abstraction6:33
you will learn abstraction implementation using real-world example
Interfaces6:46
you will learn interface implementation using real-world example
Enums5:16
Assessment Test0:30
Solution for Assessment Test0:52
Highlight the solution for your assessment by explaining how interfaces define behavior without implementation and how a class can implement multiple interfaces in C#.
03 Interview Questions and Answers2:46
Summary1:40
Explore abstraction and interfaces in C# to hide details and create common functionality across many methods. Build your understanding of classes, methods, and OOPs principles to design reusable, robust code.

Introduction6:00
in this lecture, you will learn error handling sessions
Try Catch9:53
important for beginners how to handle errors and exceptions
Custom message on Errors4:55
Learn to handle exceptions in C# with try-catch blocks and create user-friendly messages like 'something went wrong,' guiding users to retry or contact support.
Finally5:39
Throw keyword8:43
Explore how to use the throw keyword in C# to handle exceptions with custom messages, covering arithmetic, file not found, and range errors, with an age-based driving licence example.
Assessment Test0:53
Solution for Assessment Test2:08
03 Interview Questions and Answers2:41
Explore common interview questions on exception handling in C#—define runtime errors, how to transfer control, handle divide by zero, and use exception objects to signal errors.
Summary2:08
Learn C# error handling by applying type keywords and managing exceptions with catch blocks and the finally clause. Build robust real-world applications with clear error handling and practical code logic.

Requirements

Basic understanding of C#: variables, data type conversion, conditionals and loops
No software is required in advance of the course (all software used in the course is free)
No programming experience needed. You will learn everything you need to know

Description

C# is a beautiful cross-platform language that can be used to build a variety of applications. With C# language, you can build mobile apps (for Windows, Android, and iOS), games, websites, and desktop applications.

Learn C# OOPs, The second step to C# you need to learn to succeed in application development, it is easy to learn and understand our online C# OOPs Training course is designed for you with the complete steps to require learn programming OOPs topics. Mr. Sudha Sekhar will explain to you even complex topics to simplify and teach you that even beginners can easily understand with real-time examples.

learn what is Generative AI for future learning

update: Learn the top AI tools every professional needs to boost productivity

Create a Good and Strong base foundation in C# OOPs using Microsoft Visual Studio IDE.

Once you master C# OOPs programming fundamentals with the .NET framework, you'll have lots of options in front of you. You can choose to build mobile apps if you prefer, or change jobs and work as a web developer. As long as you know the fundamentals well, switching to different technology stacks is pretty easy.

The course has been updated to be trending technology ready and you'll be learning the latest tools and technologies used at large companies such as Microsoft, Apple, Facebook, Google, and Netflix.

knowing these C# OOPs programming techniques to you may easily switch over to any other programming languages as well

Starting with an introduction, how to apply a basic skill set, Creating Console Projects for OOPs and Its windows, etc.

Learning with these C# skills, you will be eager to learn other web development languages very quickly which lead you to become a successful web developer.

If you really want to learn C#, This C# OOPs with .Net Framework Course is for you to develop your skills more than others and you will become strong on C# code and applying OOPs in application development.

Learn from real-world experts and complete the Coding Exercise for your learning experience

THE COMPLETE C# PACKAGE

This course is the first level of Sekhar's complete C# series on Udemy:

Level 1: Learn C# Coding Basics for Beginners: C# Fundamentals

Level 2: Learn C# Coding Intermediate: Classes and Object-Oriented Programming

Level 3: Learn C# Advanced: Asp.Net Web Application Development by Coding

ABOUT YOUR INSTRUCTOR

Sekhar Metla is a software engineer with 20 years of professional experience. He is the author of several best-selling Udemy courses with more than 50,000+ students in many countries. He has a Master of Science in Computer Applications in Software Engineering. His students describe him as passionate, pragmatic, and motivational in his teaching.

Who this course is for:

People who want to learn C# OOPs

People who have no idea about C# OOPs

People who don’t know what is C# OOPs

People who want to acquire C# OOPs knowledge

People who are beginners in C# OOPs

People who want to become a web developer on C# OOPs

Who this course is for:

Any C# developer who wants to master classes, interfaces and error handling
Any C# programmer who wants to better understand object-oriented programming
Anyone who wants to build web applications
Anyone who wants to become a Full stack web developer
Anyone who wants to expert on Advanced C# OOPs concepts

Learn C# Coding Intermediate: C# Classes, Methods and OOPs

What you'll learn

Explore related topics

Coding Exercises

Course content

Introduction9 lectures • 42min

Future Essential AI Tools for Every Professional1 lecture • 5min

Classes8 lectures • 1hr 3min

Methods10 lectures • 1hr 6min

OOPs - Object Oriented Programming11 lectures • 1hr 3min

Inheritance and Polymorphism6 lectures • 32min

Abstraction and Interfaces8 lectures • 26min

C# Exception handling9 lectures • 43min

Requirements

Description

Who this course is for: