AutoCAD course- Best knowledge of the AutoCAD

Basic 2D commands of Autocad   Line This command use to draw the lines ,you can choose the command from toolbar or write L and press enter. Command = L <enter> Polyline           Allow for the sequential drawing of one or more straight lines.Once engaged this command elicits  a prompt of from point at which point the user specifies a starting point for a line, or they may press RETURN, which starts the line at the end of the previous line or arc that was drawn. Next, the prompt "To point:" is displayed, allowing the user to specify a sequence of points to which the line will extend. They may also  type the letter C to close the polygon, or the letter U to undo the previous line segment, or they may simply press RETURN to complete the command. Command =PL <enter>   Circle             Draws a circle by letting the user specify the center point, then dictating the circle 's size by entering a value either the circle 's diameter and rad