$1)$Dimension that always reference a $1$ starting point:

$2)$Command to displace an object in Autocad:

$3)$Which option is invalid to invoke a command in Autocad:

$4)$Command to create a reflection image:

$5)$Command to duplicate an object in Autocad:

$6)$There are $\_\_\_\_\_\_$ layers in Autocad:

$7)$There are $\_\_\_\_\_$ Line type$(2)$ and Color$($s$)$ in Autocad:

$8)$Autocad is a $\_\_\_\_\_\_\_$ model:

$9)$Command to change a name of a dwg$\text{'}$s file:

$10)$There are $\_\_\_\_\_\_$ method$($s$)$ to invoke a command in Autocad:

$11)$Dimension method that reference the last point is call :

$12)$Part library is locate in the:

$13)$A way to organize type of object in Autocad:

$14)$A way to hide object in the layer command and minimize the file's size:

$15)$The default file in Autocad is:

$16)$A way to organize type of object in Autocad with name:

$17)$Command to cancel an activity in Autocad:

$18)$A way to other user from accidentally delete object from a certain layer:

$19)$Where is the file being save to:

$20)$A way to organize type of object in Autocad as $1$ object:

$21)$What is the file name when save:

$22)$Right click on the screen to get?

$23)$Time command can be terminated by:

$24)$Function key for help is:

$25)$Command to duplicate multiple objects in Autocad :