dotnet overview + framework

8/7/2019 DotNet Overview + Framework

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The NextThe NextGeneration -- .NETGeneration -- .NETMicrosofts .NET For Student DevelopersMicrosofts .NET For Student Developers


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AgendaAgenda

The .NET FrameworkThe .NET Framework VS.NETVS.NET

ADO.NET Accessing data stored elsewhereADO.NET Accessing data stored elsewhere

C#, VB.NET Ideal programming languagesC#, VB.NET Ideal programming languages XML, XSD File formatsXML, XSD File formats

SOAP, Web ServicesSOAP, Web Services

ASP.NET, Web Forms Creating andASP.NET, Web Forms Creating andInnovating web applicationsInnovating web applications

Validation Ensuring data integrityValidation Ensuring data integrity

Windows Forms Building a Windows appWindows Forms Building a Windows app


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The .NET FrameworkThe .NET FrameworkWhat Is the .NET Framework?What Is the .NET Framework?

A set and template of technologies whichA set and template of technologies which Unite and gather todays isolated Web applicationsUnite and gather todays isolated Web applications

Make information available anytime, anywhereMake information available anytime, anywhere

Simplify development and deployment processSimplify development and deployment process How does .NET achieve the above?How does .NET achieve the above?

Web ServicesWeb Services

ADO.NET Datasets and XML support throughout theADO.NET Datasets and XML support throughout the

platformplatform Rich tools, runtime services and XCOPY DeploymentRich tools, runtime services and XCOPY Deployment


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The .NET FrameworkThe .NET FrameworkThe .NET Framework and Visual Studio.NETThe .NET Framework and Visual Studio.NET

Base Class LibraryBase Class Library

Common Language SpecificationCommon Language Specification

Common Language RuntimeCommon Language Runtime

ADO.NET: Data and XMLADO.NET: Data and XML

VBVB C++C++ C#C#

V

isualStudio.NET

V

isualStudio.NET

ASP.NET: Web ServicesASP.NET: Web Services

and Web Formsand Web Forms

VJ#VJ#

WindowsWindows

FormsForms


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Supporting 99.9% Of TheSupporting 99.9% Of The

WorldWorld

20+ languages20+ languages One IDEOne IDE One frameworkOne framework

One debuggerOne debugger

Cobol

Eiffel

Fortran

Pascal Perl Python

C

C++ C#

Haskell

Java

JScript

Visual Basic

Mercur

ML

Oz

Objective Caml

Oberon Smalltalk Schem

J#

RPG Mondrian Component Pascal

Delphi

APLAPL


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XML A Key IngredientXML A Key Ingredient

WEB Enabled - XMLWEB Enabled - XML(Extensible Markup Language)(Extensible Markup Language) A universal data exchange formatA universal data exchange format

Simple, open plus broadly adoptedSimple, open plus broadly adopted

Contract for interactions between servicesContract for interactions between services Enables powerful distributed appsEnables powerful distributed apps

Impacts the evolution of all todays softwareImpacts the evolution of all todays software

Totally committed to international standardsTotally committed to international standardsand protocolsand protocols W3CW3C

SOAPSOAP

UDDIUDDI


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table.xsl

bar.xsl

art.xsl

XML USER INTERFACEXML USER INTERFACE


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Web Services FoundationsWeb Services Foundations Public standards/internet based transactionsPublic standards/internet based transactions

Interacts and interconnects machine to machine, business toInteracts and interconnects machine to machine, business tobusiness, person to personbusiness, person to person

Cross-platform, cross-device, cross businessCross-platform, cross-device, cross business

Supplier BSupplier B

YourYourBusinessBusiness

Connect (Web)Connect (Web) Supplier CSupplier C

OrderOrder

fulfillmentfulfillment

Supplier ASupplier A

CustomersCustomersFind (UDDI)Find (UDDI)

Define (XML)Define (XML)

Transact (SOAP)Transact (SOAP)

InventoryInventory


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How .Net Makes Web ServicesHow .Net Makes Web ServicesPossible..Possible..

.NET is built upon Internet standard protocols.NET is built upon Internet standard protocols Uses Framework classes, such asUses Framework classes, such as

System.Web.ServicesSystem.Web.Services

Enables communication through openEnables communication through openstandards such as:standards such as: XMLXML

Service description expressed with WSDLService description expressed with WSDL SOAPSOAP

Basic wire formatBasic wire format Universal Description Discovery IntegrationUniversal Description Discovery Integration

(UDDI)(UDDI) Hyper Text Page (HTTP)Hyper Text Page (HTTP)


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Data and ADO.NETData and ADO.NETThe Evolution of ADOThe Evolution of ADO

New objects (e.g. DataSets)New objects (e.g. DataSets)

Great support for XMLGreat support for XML

Separates connected / disconnectedSeparates connected / disconnectedissuesissues

Language neutral data accessLanguage neutral data access

Uses same types as Common LanguageUses same types as Common LanguageRuntime (CLR)Runtime (CLR)


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ASP.NETASP.NETSimplified development of scalable Web applicationsSimplified development of scalable Web applications

FeaturesFeatures Better PerformanceBetter Performance

Improved SecurityImproved Security

Powerful ControlsPowerful Controls Simplified Browser SupportSimplified Browser Support

Code Behind PagesCode Behind Pages

Much Powerful Data AccessMuch Powerful Data Access

Web Services EnabledWeb Services Enabled


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ASP.NETASP.NETArchitectureArchitecture

ASPX

.ASPX.ASPX


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.ASPX.ASPXCompiledCompiled


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.ASPX.ASPXCompiledCompiled


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.ASPX.ASPXCompiledCompiled .ASPX.ASPXCompiledCompiled


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Server ControlsServer ControlsValidationValidation

Without CodesWithout Codes Required FieldsRequired Fields

Within Certain RangeWithin Certain Range Two Fields Equal (Utilization ofTwo Fields Equal (Utilization of

Passwords)Passwords)

Regular ExpressionsRegular Expressions Validation Error Messages and PromptsValidation Error Messages and Prompts

With Code, but SimplifiedWith Code, but Simplified

Custom ValidationCustom Validation


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We Love .NetWe Love .Net

Thank You !!Thank You !!

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