Practice Test: Question Set - 04
1. The difference between CAD and CAM is that CAD software is directed at product design while CAM software is:
- (A) Concerned
with production and control of tool design
- (B) Concerned
with management programs
- (C) Designed
for communications
- (D) Specifically
for PC-board design
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. Which of the following is not critical in PC CAD software?
- (A) Crosshatching
- (B) Layering
- (C) Drawing/editing
- (D) Damping
4. One advantage of a PC in industrial control is that it:
- (A) Has a
reliable long life compared to relay logic
- (B) Is
very difficult for the inexperienced programmer to understand
- (C) Is
unreliable because there are no moving parts
- (D) None
of the above
5. Robot motion:
- (A) Is the same
for all robots
- (B) Usually
imitates human motion
- (C) Is
not dependent on the robot structure
- (D) All of the
above
6. A continuous process is:
- (A) Used only
for simple tasks
- (B) One that
never shuts down
- (C) Self-contained
in that raw materials enter the process and an identifiable products exits the
process
- (D) Used only
with analog controllers
7. A sequence controller:
- (A) Is
difficult to program
- (B) Is
a mechanical only controller
- (C) Is
no longer in widespread use
- (D) Performs
on/off control functions in relation to time
8. The ideal solution is to have a system coordinator who will interface with the engineering and manufacturing managers, as well as the:
- (A) Finance
manager
- (B) President
- (C) Marketing
manager
- (D) MIS
manager
9. Several objectives are required to achieve a successful data base management program. These are availability of data, quality of data, and
- (A) Compatibility
of data
- (B) Transmission
of data
- (C) Desirability
of data
- (D) Up-to-date
data
10. An up/down counter used in a TI510PC has three inputs. Which of the following is not one of them?
- (A) Count up
- (B) Count out
- (C) Reset
- (D) Count down
11. Which of the following method is used the results of a design analysis as a base for redesign decisions?
- (A) The
iterative design method
- (B) The direct
method
- (C) The design
selection method
- (D) None of the
above
12. For a type 0 system, the steady-state:
- (A) Error for a
step input is always zero
- (B) Error for a
velocity input is always zero
- (C) Input for
acceleration input is always non-zero
- (D) None of the
above
13. What is offset error?
- (A) The
difference between the sensor input and the absolute sensed parameter
- (B) The
difference between the controller output and the setting of the manipulated
variable
- (C) The
difference between the control set point value and the actual value
- (D) None
of the above
14. Which method uses the design analysis as a method for effecting the design?
- (A) The
iterative design method
- (B) The direct
method
- (C) The design
selection method
- (D) All of the
above
15. Direct Numerical Control means:
- (A) Using
several computers to control one large machine
- (B) Using
one computer to control several machines
- (C) Complete
elimination of a need for a human operator
- (D) Eliminating
computers from the manufacturing process
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