Hands-On AutoCAD ©2005

Chapter 11: Pipe Layout

AutoCAD® Commands

1.
If you enter the LENGTHEN command and click on an existing arc, AutoCAD®
A)lengthens the arc by 50%.
B)changes the included angle to a new specified angle.
C)displays the length of the arc and its included angle.
D)lengthens the arc by the specified amount.
2.
To change the length of a selected object by dragging its endpoint, enter the LENGTHEN command and select the
A)Delta option.
B)Percent option.
C)Endpoint option.
D)Dynamic option.
3.
The Total option of the LENGTHEN command sets the length of a selected object by specifying
A)the total absolute length from the fixed endpoint.
B)an increment by which the object should be lengthened.
C)a percentage of the total length.
D)the percentage by which the included angle should be increased.
4.
In AutoCAD®, a group is a
A)named block to which attributes have not been attached.
B)named selection set of objects.
C)temporary selection set created by a crossing window.
D)temporary selection set created by an enclosing window.
5.
When you explode a group, the
A)objects in the group are deleted from the drawing.
B)group definition is deleted from the drawing database.
C)objects in the group are automatically moved to layer 0.
D)objects in the group are deleted, but the group definition remains in the drawing database.
6.
To remove objects from a group,
A)pick the Remove button in the Object Grouping dialog box.
B)pick the Explode button in the Object Grouping dialog box.
C)select Remove object from the Edit pull-down menu.
D)enter the ERASE command and select the objects to be removed.
7.
When the Selectable box in the Object Grouping dialog box is checked,
A)the items in the group are individually selectable.
B)all items in the group are selected when you pick one of its members.
C)the group name does not appear when you enter the LIST command.
D)items in the group are individually selectable while the CTRL key is depressed.
8.
The STRETCH command can stretch all of the following except
A)lines.
B)elliptical arcs.
C)polyline segments.
D)circles.
9.
To use the STRETCH command, you must specify
A)two points of displacement.
B)four points of displacement.
C)a base point and two points of displacement.
D)a base point and end point.
10.
With the STRETCH command, objects that lie completely within the selection window are
A)moved as if you had entered the MOVE command.
B)stretched along their horizontal axis.
C)stretched along their vertical axis.
D)not affected.
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