C# Certification Exam

What Is C#?

Developed by Microsoft, C# is a general-purpose programming language that supports multiple paradigms. Because of its wide range of capabilities, C# can be used in a variety of different kinds of projects. It supports a number of different types of programming styles including imperative, declarative and functional.

Anders Hejlsberg, a Microsoft programmer, created C# in 2000, and Ecma and ISO both approved it as a global standard in 2002 and 2003, respectively. Closed-source software, such as the.NET Framework and Visual Studio, were introduced alongside C# by Microsoft. Microsoft had no open-source products at the time. A free and open-source project called Mono was started in 2004 and provides a cross-platform compiler and runtime environment for the C# language.

Ten years later, Microsoft released Visual Studio Code, Roslyn, and the unified.NET platform, all of which support C# and are free, open-source, and cross-platform. In addition to joining Microsoft, Mono was also a part of the.NET framework but was not integrated into it.

The most recent version of the language is 9.0, which was released in 2020 as part of.NET 5.0 and is currently being developed by Mads Torgersen's team.

Class libraries for the.NET Framework were originally written with a managed code compiler system called "Simple Managed C." (SMC). Anders Hejlsberg formed a team in January 1999 to create a new language called Cool, which stood for "C-like Object Oriented Language." Microsoft considered keeping the name "Cool" as the final name of the language, but decided against it for trademark reasons. By the time the.NET project was officially announced at the July 2000 Professional Developers Conference, the language had been renamed C# and the class libraries and ASP.NET runtime had been converted to C#.

Salary Range of C# Developer

Depending on the experience level and the demographic area, the salary of a C# developer varies widely.

The following is the average C# Developer Salary in USA:

The following is the average C# Developer Salary in India:

What Is C# Certification?

C# Certification assesses a person's knowledge of the programming language as well as their understanding of programming concepts. A variety of certifying authorities, ranging from government agencies to commercial enterprises and organisations, offer the C# certification. Certifications are normally obtained by the completion of an online or offline exam.

All certificates have their own set of benefits, such as international recognition, career opportunities, freelancing, and so on. So, C# certification is an online exam that evaluates a developer's skills and knowledge in order to match them with the suitable opportunities.

Why should you take this Online C# Certification?

The online C# certification from Loopskill will assist you in becoming a certified developer. You can take this exam and by scoring 70% you will become an internationally certified C# developer. This certification will help you in three different ways:

• You can demonstrate your C# certification to potential employers and can stand out of the crowd.
• You can apply for great jobs using loopskill website or app; moreover, our partners companies will contact you directly for full-time or part-time opportunities depending on your skills & requirements.
• Loopskill is not just a platform to get certified or to find full time jobs; here being a certified developer you can also do freelancing for the clients around the globe. You will be approached by the clients who need your help in building some web based platform or some app based platform.

The loopskill’s online C# certification is created to help people in exploring and achieving their full potential so they can get connected to the best opportunities around the globe.

Few Of The Best Websites Using C#:

C# is utilized by over 1,300,000 websites worldwide. Here are a few examples of high-traffic websites that rely heavily on C#:

Advantages of C# Language for Developers

C# has various benefits for developers; a few of the most important benefits of using C# are given below.

To begin, the language is relatively simple to learn in comparison to other languages of the same level. Because of its low learning curve and lack of complexity, it's an excellent choice for programmers who want to expand their toolkit.

Because C# is a statically typed language, finding errors in code and understanding the code you are reading are both made easier with it. It also makes it simple to write code, with C# reusable code serving as a major selling point.

The fact that C# is an Object-Oriented Programming (OOP) language contributes to its readability and coding ease. As a result, it is extremely efficient, flexible, scalable, and simple to maintain.

Community is another great feature for C#. Because there are so many developers who use C#, getting help or answers to questions isn't as difficult as it might be with a lesser language. This large community also contributes to the language's continued existence – and use – so you don't have to worry about it going away anytime soon.

There are several other advantages to learn C# and adopt it for your next website or app development project.

Important Topics to Learn & Master in C#

If you wish to become a C# master, the topics listed below must be covered.

Introduction/Overview of .Net

• Introduction  to  .Net
• Platform for the  .Net
• Drawbacks  of  Current  Trend
• Net Framework – BCL & CLR l Key design goals
• CLR, CTS, MSIL & other tools.
• Multiple Language Interaction & support l Moving from Project to Assemblies…
• Security in .NET – CAS

.Net Framework [Advanced]

• Advantages/Disadvantages
• Features of .Net
• Assemblies in Detail
• GAC,  Strong  Names
• Language  Interop
• Reflection

Visual C#.Net Language

• Advantages/Disadvantages
• Why C#/ Why Not C#
• Where does C# Fit in
• C, C++ to Visual C#
• Features  of  C#
• .NET  Namespaces

.Net Installations/C#.Net

• .NET Versions – 1.1/2.0/3.0/3.5 Beta
• Visual  Studio.NET  2003/2005/Orcas/2008
• Windows Vista – New Look
• Gadgets/SideBars/UAC  –  relation  with  .NET
• Hardware/Software  Requirements
• FAQ’s with detailed answers

Programming Using Visual C#.Net

• The start of the application
• C#.Net  Program  Design
• Variables  and  types
• Value types and reference types (CTS)
• Strings and arrays
• The Console class
• String  formatting
• Statements  and  flows
• Programming  Structures
• Command-line  arguments
• VS.NET to Create C#.NET Apps
• C# 3.0/3.5 features – Implicit types , Extention Methods and more

Introduction To Windows  Forms  – I

• Windows forms library – WinForms
• Layout Enhancements
• Forms and controls – Hierarchy
• Creating simple GUI by hand
• Event handling
• Basic controls
• Windows forms – buttons, check boxes, radio buttons, panels, group boxes, list boxes, picture boxes…

Windows Forms – II

• Menus
• Built-in  dialog  boxes  and  printing
• Extender  Controls
• ToolStrips, StatusStrips and progress bars
• A new MDI forms strategy
• Inheritance  with  forms
• New Controls – Web Browser, Property Grid etc

Object Oriented Concepts (Basic)

• Classes & objects
• Abstract & override methods
• Creating and using your own classes l Data members and member methods l Instantiate an object
• This  keyword
• Properties –  Read Only Write Only…
• Build process using windows class library l Generate classes for other clients
• How to use classes as part of project

Object Oriented  Concepts  (Advanced)

• Accessibility levels, specifiers
• Constructors
• Method  overloading
• Class (static) variables & methods
• Object  destruction
• ‘ref’ and ‘out’ parameters
• Constant  values
• Enumerations
• Inheritance  and  Polymorphism
• The root of all classes
• Creating  derived  classes
• Method  overriding  and  hiding
• Polymorphism  and  virtual  functions
• Casting  objects
• Abstract classes
• Sealed  classes
• Static classes

Object Oriented Concepts (Implementation Oriented)

• Case  Studies
• Class Diagram in VS.Net
• Refactoring  &  others
• FAQ’s

Error Handling

• Unstructured  error  handling  support
• Structured  error  handling
• Error  categories
• Debugging  the  application
• Debug and Trace  classes
• Code  Optimization
• Testing  and  strategies

Ado.Net 1.1/2.0/LINQ

• History  and  background
• From DAO to ADO.NET
• ADO.NET  LINQ
• ADO.NET  design  goals
• The ADO.NET architecture and its components
• ADO.NET in relation to the other .NET tools
• DataSet  in  RealTime  Scenarious

ADO.Net Components

• Connected  and  disconnected  environment
• ADO.NET  object  model
• Data  sources,  providers  and  connections
• Commands  and  data  readers
• Data  sets  and  data  adaptors
• Data  tables,  rows  and columns
• Constraints  and  relations
• Data-centric  applications  –  New  ADO.Net  Hierarchy

Data Sources And .Net Data Providers

• Connecting  to  a  data  source
• SQL Server .NET data provider
• OLE-DB  .NET  data  provider
• Connections  and  connection  strings
• SQL-Server  integrated  security
• Connection  pooling
• ADO.NET  exceptions

Accessing Data In The Connected Environment

• Commands
• Creating  and  executing  commands
• Reading  data  using  a  data  reader
• Batch queries & single result queries
• Parameterised  queries  (input  &  output  parameters)
• Adding,  editing  and  deleting  data
• Stored  procedures

Accessing Data In  Disconnected  Environment

• Why using a disconnected environment?
• DataSet  and  DataAdapter features
• Filling data  sets using  data adapters
• Read data using data tables, rows and columns
• Batch queries and data sets
• Visual Studio Data Menu & tools
• DataSet  Navigation
• DataSet  Functionality
• DataSet  Optimistic  Concurrency

Sorting, Searching And  Filtering

• Searching in data sets
• Find on primary keys
• Searching on any column
• Searching on row state
• Wildcard  searches
• Sorting  and  filtering  using  data  views
• Searching in a data view

Live Case Study and Implementation Of ADO.NET   in N-Tier

• Client Server Basics
• N-Tier – Classical and New
• N-Tier importance w.r.t other .Net technologies
• Build User Interface Layer – importance
• Business Layer in N-Tier – advantages & disadvantages
• Data Access Layer – Generic/Specific Advantages
• N-Tier  DataBase  Application
• SQLHelper,  CodeSmith  etc  tools  awareness

XML

• XML Basics – Importance in Todays world
• XML designers/support in VS.NET
• XML Derived Technologies – XSD ,XSL , SOAP ,WSDL

XML IN .NET

• System.Xml  Namespace
• Stream  Model  XML
• XML DOM
• XmlTextReader,TextWriter
• XmlTextReader, TextWriter XMLDocument/ XmlDataDocumentClasses
• Dom  Objects  –  XMLNode/XMLNodeList
• XPATH- Query Language for XML
• DOM – Navigation & Access Case Studies

Creating Custom Windows Controls

• About  user  –  defined  controls
• Understanding  the  control  class  with  Container
• Add  Properties/Methods/Events  to  Control
• Pack & use control in other windows applications
• Create  &  implement  a  windows  control

Windows Services*

• Understanding  services
• Creating  windows  services
• Setting  properties
• Compile, run & install services
• Event log services

.Net Remoting

• About  Distributed  Applications
• COM/DCOM  in  Distributed  Environment
• Drawbacks of DCOM
• .NET  Remoting  –  New  distributed  environment
• Advantages  &  Disadvantages
• Remoting  –  Web  Services  comparisons
• MBR, MBV
• Channels
• Formatters
• Programming Model – Object Styles & Lifestyles
• Activation
• Case  Study  –  Implementation  using  Remoting

Crystal Reports*

• Reporting  Need  in  the  application
• Crystal  Reports  –  Reporting  Tool
• Different Versions of Crystal Reports
• Developing  a  Crystal  Report
• Different ways to Invoke/Deploy Crystal Reports

Application Deployment

• Packaging  Code
• ClickOnce  Deployment
• Configuring  the  .Net  framework
• Deploying  the  application  in  Web  Server
• Deployment  –  other  methods

Future of C# Developer

C# already have several inbuilt features which can help you in creating the scalable web or app based platform. The future of C# developers is bright because C# will integrate capabilities like as autoloading, security, routing, caching, and better exception handling to create a robust framework. C# is a well-established player in the market. It holds the top spot among all web application frameworks, a status that will surely maintain. Until 2021 and beyond, C#'s future is one of uninhabited and augmented growth. As a result, the number of developers who join this framework and the number of websites built with C# will undoubtedly rise, raising the average developer wage. So, if you're just getting started in programming, C# can be one of the best programming languages to start with.

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