pls can you answer this questions asap?

QUESTION 1 10 poin 6. A machine tool capable of performing multiple machining operations on a single workpiece in one setup, is a: A. lathe center B. multi-tool lathe OC cutting center D. machining center QUESTION 2 10 point 2. The set of detailed step-by-step commands that direct actions of the processing equipment is a: A part program B. machine control set C. computer program D. numerical control QUESTION 3 QUESTION 3 5. The first attempt to use a digital computers to control NC machines was: A. numerical control B. direct numerical control C. distributed numerical control D. none of the above QUESTION 4 9. An is a device for measuring rotational speed that consists of a light source and a photodetector: A. automatic encoder B. optical encoder C. encoder D. optical decoder BE 13 > a B