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Now that you’ve been introduced to the AutoCAD application, you’re ready to try using a few AutoCAD commands. First you’ll open a sample file and make a few modifications to it. In the process, you’ll become familiar with some common methods of operation in AutoCAD.
Opening an Existing File
In this exercise, you’ll get a chance to see and use a typical Select File dialog box.
Before you start, make sure you have installed the sample files for this book from the accompanying website. See the introduction for instructions on how to find the sample files.
To start, you’ll open an existing file:
1. Click the red close button in the upper-left corner of the drawing area.
An alert message appears, asking whether you want to save the changes you’ve made to the current drawing. Click No.