Preparation Guide for

Exam 70-025
Implementing OLE in Microsoft® Foundation Class Library 4.0 Applications

The exam preparation guide provides information on Credit Toward Certification and Skills Being Measured by the exam. You will also find Suggested Reading specific to this exam.

Credit Toward Certification

A passing score on this exam counts as elective credit toward Microsoft Certified Solution Developer certification.

Skills Being Measured

This certification exam measures your ability to use OLE to design, build, and implement business solutions by using C++, OLE, and Microsoft Foundation Class Library (MFC) version 4.0 applications. Before taking the exam, you should be proficient in the following job skills.

Storing Data

• Implement standard serialization by using Serialize.
• Implement persistence by using CFile.
• Read from and write to the registry from an MFC application.
• Explain the use of the registry in an OLE application.

Accessing Component Object Model (COM) Architecture by Using MFC

• Explain how the component object library tracks information.
• Explain what a COM interface is.
• Explain how interfaces are used in the COM/OLE architecture.
• Describe the IDispatch interface.
• Describe the IUnknown interface.

Component and Container Applications

• Add OLE component functionality to an MFC application.
• Update OLE components in the registry.
• Embed and link objects by using the Clipboard.
• Implement drag-and-drop functionality in an application.
• Explain how structured storage is used in an application.
• Explain what monikers are.
• Describe the types of monikers and how they are used in OLE applications.
• Identify issues associated with implementing pseudo objects.
• Describe the internal states of an OLE component.
• Describe the UI states of an OLE component.

Automation

• Create an OLE Automation component.
• Create an OLE Automation controller.
• Explain how type libraries are created.
• Explain how type libraries are used.

OLE Controls

• Create an OLE control.
• Create an OLE control container.
• Explain how events are handled between the control container and control.

Testing and Debugging

• Implement exception handling for unexpected conditions.
• List and describe the MFC macros used in creating applications.
• Explain the issues regarding debugging and testing OLE applications.
• Describe how to debug out-of-process servers.

Suggested Reading

For more information on C++, OLE, MFC, and related topics, refer to the following sources:

• Microsoft Visual C++® User's Guide
• OLE Control Samples: A substantial number of OLE samples are shipped with Microsoft Visuall C++.
• MFC TechNotes
• OLE 2 Programmer's Reference, Volumes 1 and 2
• Microsoft Visual C++ Programming with MFC
• Inside OLE, Second Edition, by Kraig Brockschmidt (Microsoft Press®; ISBN 1-55615-843-2)
• OLE Controls Inside Out, by Adam Denning (Microsoft Press; ISBN 1-55615-824-6)
• Foundations of C++ Programming for Windows 95®, by Paul Yao and Joseph Yao (IDG Books Worldwide, Inc.; ISBN 1-56884-321-6)
• White Papers from the Microsoft Developer Network (MSDN) pertaining to OLE, OLE Automation, OLE controls, Component Object Model (COM), structured storage, and drag-and-drop operations
• Selected technical articals from Microsoft Systems Journal pertaining to OLE, OLE Automation, OLE controls, Component Object Model (COM), structured storage, and drag-and-drop operations

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