It's used for:
* Books: "Ano ang pamagat ng librong binabasa mo?" (What is the title of the book you're reading?)
* Movies: "Maganda ba ang pamagat ng pelikula?" (Is the movie title good?)
* Articles: "Pinamagatan niya ang artikulo ng 'Ang Kahalagahan ng Edukasyon.'" (He titled the article "The Importance of Education.")
* Songs: "Kilala mo ba ang pamagat ng kantang ito?" (Do you know the title of this song?)
* Projects: "Ano ang pamagat ng proyekto mo?" (What is the title of your project?)
It can also be used figuratively to mean something like "the essence" or "the main point":
* "Ang pamagat ng kanyang talumpati ay ang pagkakaisa." (The essence of his speech is unity.)
* "Ang pamagat ng kanilang pag-uusap ay ang hinaharap ng kumpanya." (The main point of their conversation is the future of the company.)