A Brief Guide on C# Programming Language.
                     A Brief 
Guide on C# 
Programming 
Language
What is C#?
• C# (C Sharp) is one of the most 
popular programming languages 
which is widely used for 
building Windows applications, 
mobile applications, and games
Source: www.guru99.com
Why is C# widely 
used?
• It is a modern, general-purpose 
programming language
• It is object oriented.
• It is component oriented.
• It is easy to learn.
• It is a structured language.
Source: www.guru99.com
Prerequisites for 
learning C#
• For learning C# for beginners, it 
is required to have a basic 
computer knowledge, basic 
knowledge of Object-Oriented 
programming approach, and 
basic knowledge of C 
programming language 
concepts to understand C# 
basics easily.
Source: www.guru99.com
Programming Features 
of C#
• Although C# constructs closely 
follow traditional high-level 
languages, C and C++ and being 
an object-oriented programming 
language. 
• It has strong resemblance with 
Java, it has numerous strong 
programming features that make 
it endearing to several 
programmers worldwide.
Source: www.guru99.com
Important features 
of C# 
• Boolean Conditions
• Automatic Garbage Collection
• Standard Library
• Assembly Versioning
• Properties and Events
• Delegates and Events Management
• Easy-to-use Generics
• Indexers
Source: www.guru99.com
The .NET 
Framework
• The .NET framework is a revolutionary 
platform that helps you to write the 
following types of applications −
• Windows applications
• Web applications
• Web services
Source: www.guru99.com
Components of the .NET framework
• Common Language Runtime (CLR)
• The .Net Framework Class Library
• Common Language Specification
• Common Type System
• Metadata and Assemblies
• Windows Forms
Source: www.guru99.com
Integrated 
Development 
Environment (IDE) 
for C#
• Microsoft provides the following 
development tools for C# 
programming −
• Visual Studio 2010 (VS)
• Visual C# 2010 Express (VCE)
• Visual Web Developer
Source: www.guru99.com
Writing C# Programs on 
Linux or Mac OS
• Although the.NET Framework 
runs on the Windows operating 
system, there are some 
alternative versions that work 
on other operating systems.
Source: www.guru99.com
C# - Program 
Structure
A C# program consists of the 
following parts:
• Namespace declaration
• A class
• Class methods
• Class attributes
• A Main method
• Statements and Expressions
• Comments
Source: www.guru99.com