Introduction
This fiveday instructorled course provides students with the knowledge and skills to effectively build scalable distributed applications that use Microsoft .NET Enterprise Services and the Microsoft .NET Framework.
Audience
This course is intended for
Departmental developers who currently build clientserver applications and largescale solutions for departments inside a business.
Consultants who work with developers to build clientserver applications and largescale solutions for businesses.
Web developers who build Webbased applications requiring significant infrastructure support such as transactions security and pooling of resources.
Lineofbusiness LOB application developers.
At Course Completion
After completing this course students will be able to
Describe the history of serverbased applications and describe the COM+ runtime architecture.
Use attributes to configure an assembly as a COM+ application and create components that use justintime JIT activation and are synchronized.
Create data access components that use Microsoft ADO.NET to retrieve or update data in a database.
Create transactional components.
Help protect an enterprise application by using COM+ services rolebased security.
Manage state in JIT activated components.
Create compensating resource managers to enable transactional support for resources lacking a resource manager.
Use loosely coupled events to send notifications to other applications.
Create queued components.
Debug COM+ applications and describe common applicationfailure scenarios and how to solve these failures.
Create scripts for managing deployment and administration.
Use the enhancements provided by COM+ version 1.5 to improve the scalability availability and manageability of COM+ applications and use COM+ features such as services without components SWCs bring your own transaction BYOT and Phase Zero notification in applications.
Prerequisites
Before attending this course students must have
Experience building assemblies by using Microsoft Visual Basic .NET or Microsoft Visual C#.
Experience handling database transactions in program code.
In addition it is recommended but not required that students have completed
Programming with the Microsoft .NET Framework Microsoft Visual C# .NET.
Course Topics
Module 1 Introduction to COM+ Services
This module covers the evolution of applications from monolithic applications to clientserver applications to componentbased applications and the supporting application infrastructure that COM+ services provides. The module also covers the COM+ runtime architecture and how it uses surrogates context and interception to provide services to components.
Lessons
History of ServerBased Applications
The COM+ Runtime Architecture
After completing this module students will be able to
Describe the history of serverbased applications.
Describe the COM+ runtime architecture.
Module 2 Configuring JustinTime Activation and Synchronization
This module describes the attributes that you can assign to components and how to write a serviced component. This module also describes how to access the object context from within code JIT activation synchronization the relationship between synchronization and JIT activation and how you can set JIT activation and synchronization for a component.
Lessons
The .NET Enterprise Services Programming Model
JIT Activation
Synchronization
Lab 2 Configuring JustinTime Activation
Exercise 1 Creating a Serviced Component
Exercise 2 Using a Serviced Component
After completing this module students will be able to
Use attributes to configure an assembly as a COM+ application.
Create components that use JIT activation.
Create components that are synchronized.
Module 3 Using ADO.NET to Work With Data
This module describes how to run a query and retrieve a result set by using ADO.NET. The module also covers how to pass parameters to a stored procedure create typed DataSet objects and use construction strings to specify connection information to establish a connection to a data source.
Lessons
The ADO.NET Architecture
Accessing a SQL Server Database
Lab 3 Using ADO.NET in a Serviced Component
Exercise 1 Creating a New Typed Dataset
Exercise 2 Updating the PurchasingSelect Component
Exercise 3 Updating the OrderProcessing Component
Exercise 4 Modifying the PlaceOrder Web Page
After completing this module students will be able to
Describe the ADO.NET architecture and namespace classes.
Use the classes provided by the SqlClient namespace to retrieve and update data from a Microsoft SQL Server 2000 database.
Module 4 Transaction Services
This module describes transaction processing how it is implemented in .NET Enterprise Services and how you add attributes to code to enable transaction processing.
Lessons
Introduction to Transaction Processing
.NET Enterprise Services Transactions
Lab 4 Using Transaction Services
Exercise 1 Creating a Transactional Component
Exercise 2 Updating the OrderProcessing Component
Exercise 3 Updating the OrderApp Web Application
Exercise 4 Testing with the OrderApproval Client
After completing this module students will be able to
Describe transaction processing and how it is implemented in .NET Enterprise Services.
Use the classes defined in the EnterpriseServices namespace to implement transaction processing.
Module 5 Securing Enterprise Applications
This module explains how to implement COM+ rolebased security in serviced components by using .NET Enterprise Services.
Lessons
Introduction to Application Security
Implementing COM+ RoleBased Security
Authentication and Impersonation
Lab 5 Securing Enterprise Applications
Exercise 1 Updating the PurchasingUpdate component
Exercise 2 Updating the OrderProcessing Component
Exercise 3 Updating the OrderApproval Client
After completing this module students will be able to
Describe the security model offered by COM+ and how it is used with other security mechanisms.
Help protect your application by using COM+ rolebased security.
Configure authentication and impersonation levels to balance security requirements with performance and flexibility requirements.
Module 6 State Management
This module describes how to manage state in .NET Enterprise Services. It explains how to use the shared property manager SPM to store state use ASP.NET applications to store application and session state and use ASP.NET caching.
Lessons
Introduction to State Management
Using the Shared Property Manager
Using ASP.NET to Store State
Lab 6 Managing Component State
Exercise 1 Updating the OrderProcessing Component
After completing this module students will be able to
Describe the need for state management and the techniques for implementing state management.
Maintain state by using the SPM.
Maintain state by using ASP.NET application and session state and ASP.NET caching.
Module 7 Compensating Resource Managers
This module describes the architecture of compensating resource managers CRMs and how to implement CRMs.
Lessons
Introduction to Compensating Resource Managers
Implementing Compensating Resource Managers
Lab 7 Implementing Compensating Resource Managers
Exercise 1 Creating the OrderDocCRM Component
Exercise 2 Updating the OrderProcessing Component
After completing this module students will be able to
Describe the architecture of CRMs.
Implement a CRM.
Module 8 Loosely Coupled Events
This module describes the architecture of Loosely Coupled Events LCEs and the LCE system. This module also describes how to configure and implement publishers subscribers and event classes.
Lessons
Introduction to Loosely Coupled Events
COM+ Events
Using Loosely Coupled Events
Lab 8 Using Loosely Coupled Events
Exercise 1 Creating an Event Class
Exercise 2 Creating a Publisher
Exercise 3 Creating a Subscriber
After completing this module students will be able to
Describe why LCEs are needed.
Describe the architecture of the LCE system.
Configure the LCE system programmatically and by using the Component Services administrative tool.
Implement publishers subscribers and event classes.
Module 9 Queued Components
The following topics are covered in this module
Lessons
Introduction to Queuing
Developing Queued Components
Queued Components and Transactions
Lab 9 Creating a Queued Component
Exercise 1 Creating a Queued Component
Exercise 2 Calling the Queued Component
After completing this module students will be able to
List the advantages of using asynchronous messaging in a distributed systems environment.
Explain the purposes of the recorder listener and player in the Queued Components architecture.
List additional component design considerations introduced by asynchronous messaging.
Install and configure a queued component in a COM+ application.
Instantiate a queued component by using the queue and new monikers.
Module 10 Debugging COM+ Applications
In this module you will learn how to debug applications that use .NET Enterprise Services.
Lessons
Debugging Tools
Common Debugging Scenarios
Lab 10 Debugging COM+ Applications
Exercise 1 Debugging DCOM Problems
Exercise 2 Debugging Transaction Problems
Exercise 3 Debugging Security Problems
After completing this module students will be able to
Debug COM+ applications by using tools such as the Microsoft Visual Studio debugger.
Debug some common problems in COM+ applications.
Module 11 Deploying and Administering COM+ Applications
This module introduces the COMAdmin objects and additional techniques and tools for deploying and administering COM+ applications. It describes the advantages and drawbacks of each technique so that students can select the one most appropriate for your application.
Lessons
Deploying a COM+ Application Built Using .NET Enterprise Services
Using COMAdmin Objects in WSH Scripts
Lab 11 Administering COM+ Applications
Exercise 1 Creating a COM+ Application
Exercise 2 Adding a Role to a COM+ Application
Exercise 3 Deleting a COM+ Application
Exercise 4 Optional Exposing a COM+ Application as an XML Web Service
Exercise 5 Optional Creating the OrderDispatch Service
After completing this module students will be able to
Deploy a COM+ application.
Use Microsoft Windows Script Host WSH scripts to do common deployment and administrative tasks such as creating an application or adding components to an application.
Module 12 COM+ 1.5 Enhancements
This module explains how to use new COM+ version 1.5 features that help you manage scale and maximize the uptime of your COM+ application more efficiently. The module also explains how to use .NET Enterprise Services without having to implement serviced components.
Lessons
Scalability and Availability Enhancements
Manageability Enhancements
Other COM+ Features
After completing this module students will be able to
Use COM+ 1.5 features to improve the scalability and availability of COM+ applications.
Use COM+ 1.5 features to improve the manageability of COM+ applications.
Use COM+ features such as SWC BYOT and Phase Zero notification in your applications.