True or False Explain where and how you got your answer as w

True or False? Explain where and how you got your answer as well.

A room with one-hour rate walls, one-hour rated floor-ceiling assemblies, and one-hour rated doors completely enclosing the room is a one-hour room

Solution

The one hour rated wall is a specification that it given to wall which can resist fire for one hour. if the whole room is constructed including doors using the same specifications that means the room is one hour room and it can resist fire for one hour from spleading it into the adjascent rooms. so the answer is true.