que es tu apellido mean "What's your family name" como te llamas mean what is your name
cual es tu apellido means what is your surname so you would with respond with your last name.
when were you born? is the translation of "quand est-ce que tu es né""When were you born?"
"est-ce que tu es..." means "are you...". Est-ce que is a very common question form, roughly meaning "is it". "Est-ce que tu es un garçon" would read "is it that you are a boy?" if we translated that literally.
"Are you a student?" in French is "Es-tu étudiant ?" or "Est-ce que tu es étudiant ?"
Est-ce que tu es français? in French means "Are you French?" in English.
cual es tu apellido means what is your surname so you would with respond with your last name.
say "mi apellido es (then your last name)"
tu apellido - your last name
What is your name? Usually refers to first name. ¿Cuál es tu nombre y apellido? This means "what is your first and last names?"
"est-ce que tu es triste" means "are you sad?" in French.
what is your surname (last name)
What is your name? Usually refers to first name. ¿Cuál es tu nombre y apellido? This means "what is your first and last names?"
Que fecha is what date and es tu cumpleanos is is you or your birth day so this = what date is your birthday?
"où es-tu" means 'where are you. "Que tu me manques" means 'that I am missing you / I'm missing you so much' in French.
when were you born? is the translation of "quand est-ce que tu es né""When were you born?"
It should be: ¿Cuál es su / tu / vuestro apellido?
Est-ce que c'est vrai que tu es française ? means Is that true that you are (a) French (girl).