If a door, mattress or Kankan drags on the ground, one may close with it on Shabbos, if it is tied and hanging.

1.   ?    False.
2.   ?    True , if it has a hinge.
3.   ?    True, if it had a hinge.
4.   ?    Machlokes A&B.
5.   ?    Machlokes B&C.

What is a widowed door?

1.   ?    It is made of only one board.
2.   ?    It does not have crossbeams.
3.   ?    It is 3 Tefachim away from the rest.
4.   ?    Machlokes A&B.
5.   ?    Machlokes A&C.

How does one make a bonfire for Yom Tov?

1.   ?    Normally.
2.   ?    Assur.
3.   ?    One holds the wood that will be on top, then places under it the wood that will be underneath.
4.   ?    Machlokes A&B.
5.   ?    Machlokes A&C.

May one in Reshus ha'Yachid open a door in a Reshus ha'Rabim with a key?

1.   ?    Yes.
2.   ?    No.
3.   ?    Even if he moves it more than 4 Amos.
4.   ?    Machlokes A&B.
5.   ?    Machlokes A&C.

How do we establish the surface-area of the lock?

1.   ?    4x4 Tefachim.
2.   ?    Less than four by four Tefachim.
3.   ?    Less than four by four Tefachim, but with additional space from which one could cut out to make it four by four.
4.   ?    Machlokes A&B.
5.   ?    Machlokes A&C.

A bolt that has a thickened top and is fit to use as a pestle may be used as a doorbolt on Shabbos..

1.   ?    True.
2.   ?    False.
3.   ?    As long as you use it to grind something.
4.   ?    Machlokes A&B.
5.   ?    Machlokes A&C.