Chapter 4: Understanding Excel s Files

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Overview

In This Chapter

These topics are covered in this chapter.

• A description of the various ways to start Excel

• A discussion of the files that Excel can open and save

• An introduction to the new XML file format in Excel 2007

• Details about how Excel uses the Windows Registry

If you plan to do any advanced work with Excel, it's critical that you become familiar with some of the internal workings of Excel and understand what happens when the application is launched. It's also important to have an understanding of the various files used and generated by Excel.