TORRANCE CA. DMV;DRIVING TEST-- hELP!!?

Hi. So iM schedule to take my driving test for the very first time in Torrance Ca. and I am freaking out! don't get me wrong i have had driving lessons from an instructor, but anywho back to the point)) I just wanted to know what exactly is the test?? do you just drive ?? or do they ask you what are the names of every part of the car? like breaks, and all that) And do they require you to kno your hand signals?? help please -no Dumb answerS) anD iF you have had your test in this particular DMV i would REally.REally.REally. appreciate youR answer/Tips/ :D :D <3