1who?whom?Ngubani lo? — Who is this?Ngoobani aba? — Who are these?Uza kuhamba nabani? — Who will you go with?Uhlala nabani? — Who do you live with?Wanceda bani? — Whom did you help?
2(only when asking what a person's name is)what?Ngubani igama lakho? — What is your name?