1.
a)Open AutoCAD application from desktop shortcut icon or start menu.
b)Click on “Open icon” and select previously saved file then click on “Open” button to open the document.
2.Type “LAYER” in command window and press ENTER KEY.
After pressing ENTER KEY the “Layer Palette” displayed.
3.Now click on line type column related to layer then select Linetype dialog box displayed.
Select Linetype dialog box.
4.Now click on “Load” button to appear “Load or Reload Linetype” dialog box.
5.Now hold key from key board and select “CENTER” and “HIDDEN” with help of left mouse button and click on “OK” button.
Now “Load or Reload Linetype” dialog box disappeared and the selected lines loaded to select linetype dialog box.
6.Now click on continuous line type related to center layer and select “CENTER” Linetype from linetype dialog box.
7.Click on continuous linetype related to Hidden layer then “Select Linetype” dialog box appeared.
8.Select “HIDDEN” from “Select linetype” dialog box and click on “OK” button.
9.Now click on cross symbol of “Layer Palette” dialog box to close the dialog box.
10.Save the document by clicking on quick save icon from quick access tool bar.
a)Open AutoCAD application from desktop shortcut icon or start menu.
b)Click on “Open icon” and select previously saved file then click on “Open” button to open the document.
2.Type “LAYER” in command window and press ENTER KEY.
After pressing ENTER KEY the “Layer Palette” displayed.
3.Now click on line type column related to layer then select Linetype dialog box displayed.
Select Linetype dialog box.
4.Now click on “Load” button to appear “Load or Reload Linetype” dialog box.
5.Now hold
6.Now click on continuous line type related to center layer and select “CENTER” Linetype from linetype dialog box.
7.Click on continuous linetype related to Hidden layer then “Select Linetype” dialog box appeared.
8.Select “HIDDEN” from “Select linetype” dialog box and click on “OK” button.
9.Now click on cross symbol of “Layer Palette” dialog box to close the dialog box.
10.Save the document by clicking on quick save icon from quick access tool bar.