Computers are used in a wide variety of things in the movie making business. For animated movies, they do most of they work. They are used to create graphic images and animate them to move on the...
They help out in the animation process and sometimes make faces on animated characters.
Entertainment, knowledge
They usually get donated by companies themselves.
well that's there job, they get paid for working and being an actor or actress is a job so they get money for it.