It means "What is my boyfriend's name?"
¿Cómo se llama mi novio? would be "What is my boyfriend's name?" The word novio can also be used as Fiance.
como se llama mi mama?
It means: "what is the name of your mother?"
"Como se llama mi colegio" translates to "What is my school called" in English.
Novia
Yo y mi novio Me and my boyfriend
como se llama mi perro
¿Como se llama tu hermana? What's your sister's name? You would reply with: Mi hermana se llama (name). My sister's name is blank.
Como se llama tu papá --- the way your dad is named
my new boyfriend
it means my boyfriend.
It means "my boyfirend, my love".