The easiest way is to have a partner and two drywall horses. Pin the sheet to the ceiling with your heads and nail the perimeter and best result is to have a follow up guy to screw it off as you and your partner hang.
You use 1/2 inch for ceilings
It is used for archway ceilings or a archways in a hall. The general purpose of 1/4" is for any wall or surface that is not flat. Round walls, coved ceilings.
Because they weren't put in properly. You should use screws in ceilings.
You have to put either paper or mesh tape on the joints. Mesh is easier.
It's no different on drywall than it is on any other surface. You spread the cement the same way, you apply the tile the same way.
normally plaster board. in buildings build around 1900 they are normally lath and mortar
You take a solution of drywall mud and a texturizing tool and apply the mud very thinly in the desired design/texture that you are looking to get. There are a variety of tools available to do this job depending on the type of texture you want. This may be a job best left to a professional. Call some local drywall companies and get at least three estimates from qualified contractors.
Wash it and apply a bandaid.
Gypsum board is mainly used for walls and ceilings and is known as drywall. Gypsum blocks are used similar to cement blocks in construction projects.
I think you might mean gyprock - this is a type of building material which is similar to drywall, having many layers and is used for the interior ceilings and walls of a building.
I've never seen textured walls, but very common to spray-tex ceilings as it looks better.
Yes. This gives you a surface to apply the tile.