Yes, you should always underline the name of something, except the names of people.
No. A film title should be set in title case, for example, The Wizard of Oz. If you are being thorough, then set the name in italics, for example, The Wizard of Oz.
No you do not
Absolutely, espcially in an essay or report
It is correct to either use italics or to underline. Be consistent throughout your essay, however.
No. The word "movie" is not underlined.
underline the name of a magazine but quote the names of the articles.
If you are writing by hand, then yes you underline it, but if you are typing, you need to italicize it.
No.
you underline it because you cant you a quotation mark to present a book or the title of a movie.
yes or italicize it
To write an article name in a paper effectively, use proper capitalization, italicize or underline the title, and follow any specific formatting guidelines provided by the publication or instructor.
you underline the title of the movie