How do you ask for someone's personal information in Arabic?
I'd like to know how to ask and reply these in particular:
What's your last name?
What's your nationality?
What's your profession?

Question

Answer

Answer

What's your last name? ماهو إسم عائلتك؟
-- you simply answer by citing your family name

What's your nationality? ما هي جنسيتك؟
-- أنا " تونسيــة"  which means I am Tunisian
 
What's your profession? ماهي مهنتك؟ 
-- أنا " طبيبة " ( I am a doctor)

Answer

------------             ما هو اسم عائلتك؟                   
         ما هى جنسيتك؟              أنا  مصرى
           ما هو عملك؟              أنا مهندس

Answer

Mahw aism eayilatik and ma hu baladak