AutoCad

Q1: Answer all equations below: 1. How to add icons to status bar? 2. How to create new layer and change its line type and color, and what is the different between freeze and turn on or off? 3. Mention three methods of showing the coordinates of any point inside AutoCAD work space. 4. Mention three coordinate systems with formula and an example of each one. 5. How to change the characteristics of grid? 6. How to show and hide the menu bar? 7. In AutoCAD, What is the benefit of activating dynamic input mode in status bar? 8. In AutoCAD, what are the meaning of ten of the following symbols: 4OD Q -- -/CO o o noso