What is a film opening?

 Definition

A title sequence (also known as an opening sequence) is the method by which films or television shows present their title, as well as key production and cast members, using conceptual visuals and sound.

An Intro: In the film industry, an intro is the first scene of a film or play (sometimes creating an enigma). It's also found in video games and other forms of media. it may introduce characters, establish the location of the film or partially unfold the narrative. it may also hint at the genre and social group/issue represented