【判断题】
A、uname B、whoami C、hostname D、who
A、Yes, I am Clinton. B、Thank you for calling me. C、This is Clinton speaking. D、Yes, who are you?
A、A. I am your agent. B、B. I am from the shipyard. C、C. I am your ship chandler. D、D. I am the immigration officer.
A、I am a sailor. I work as an OS on board. B、I am an AB I work as a sailor. C、I am a sailor. I work as a quartermaster. D、I am an AB I work as an oiler.