1. What is the command to change background color of AutoCAD?
2. If the height of a square is 10 units then what is the width of this square?
3. What is the command to open Unit dialog box?
4. Press this mouse button to PAN the window
5. If Length=10 units and width=12 units then area=?
6. Which tool can delete extra or virtual segment lines?
7. Which command is used to draw a straight line in AutoCAD?
8. What is the extension name of AutoCAD?
9. What is the default unit of measurement in AutoCAD?
10. If Radius=4 unit then diameter=? unit?
