If opening more than one drawing within the same AutoCAD session fails then you need to:

Which is/are correct for HATCH command?

You can use object when creating a swept 3D Solid (SWEEP command):

Which 3D gizmos are provided by AutoCAD?

Using PURGE command you can purge:

Which is correct about modifying or updating the BLOCK? (choose all that apply)

What command can be used to select object with common properties.

How should you select objects when using the stretch command?

What command do you use to create multiple parallel lines simultaneously?

What can be entered at the command prompt to call the New Multiline Style dialog box?

If you create a custom tool palette in AutoCAD 2010, can it be used in AutoCAD 2005?