What is the difference between primary storage, secondary storage and off-line storage?

What is it called during the editing process when the processor ensures that a character holding a coffee mug from one angle is holding the same mug in the same way when the shot switches to another camera at another angle? cinematography continuity technology prop use

Do you think media is stereotype ? and why?

How do i copy and paste equations and pictures like math graphs, to post on this site to get my questions answered?