Automation System - Section 3 | Multiple Questions and Answers

1.	A process controller:

	A.	can interface to digital and analog I/O
	B.	is useful in a continuous process control application
	C.	can solve a PID process control equation easily
	D.	All of the above

2.	Compared to an open-loop system, a closed-loop control system is:

	A.	more accurate
	B.	more complex
	C.	more stable
	D.	All of the above

3.	Automation means:

	A.	assisting or replacing humans with machines.
	B.	workers controlling machines.
	C.	increased productivity.
	D.	All of the above

4.	The snap command feature in both AutoCAD and VersaCAD ensure that:

	A.	template lines can be removed
	B.	objects are entered at specific intervals.
	C.	identified data are automatically segmented
	D.	definable center markers are entered.