Computer Science - Automation System MCQs Part 5
1. A microprocessor is:
A.
controlled by a program
controlled by a program
B.
an integrated circuit
an integrated circuit
C.
relatively inexpensive
relatively inexpensive
D.
All of the above
All of the above
E.
None of the above
None of the above
Answer Option D
2. An up/down counter used in a TI510PC has three inputs. Which of the following is not one of them?
A.
Count up
Count up
B.
Count out
Count out
C.
Reset.
Reset.
D.
Count down
Count down
E.
None of the above
None of the above
Answer Option B
3. If a sine wave has a frequency of 500 Hz, the period in seconds of the sine wave is:
A.
5000
5000
B.
0.003
0.003
C.
0.02
0.02
D.
0.002.
0.002.
E.
None of the above
None of the above
Answer Option D
4. Standard computer control products:
A.
are available off the shelf
are available off the shelf
B.
are very expensive and not cost effective
are very expensive and not cost effective
C.
do not exist yet
do not exist yet
D.
All of the above
All of the above
E.
None of the above
None of the above
Answer Option A
5. Skipping every other line and picking up the skipped lines on the second pass is called:
A.
interlacing
interlacing
B.
refresh-vector
refresh-vector
C.
raster-scan
raster-scan
D.
stroke writing
stroke writing
E.
None of the above
None of the above
Answer Option A
6. Ergonomics refers to:
A. the human aspect of the environment around the workstation as well as the workstation itself
B. the cost relationship of the workstation versus productivity
C. the level of involvement the operator has with the workstation
D. the technology involved in the workstation itself
E. None of the above
Answer Option A
7. Artificial intelligence operates on the principle of using a _____ base as opposed to a data base.
A. Character
B. Knowledge
C. PROLOG
D. LISP
E. None of the above
Answer Option B
8. A smart solid-state sensor is:
A. one that integrates both logic and a solid-state sensor into one unit.
B. one that has two or three substrates
C. not available today
D. All of the above
E. None of the above
Answer Option A
9. D/A (digital to analog) conversion:
A. results in a binary code as the final output
B. has to be sampled at 1/2 the highest input frequency
C. must be fed through a filter to reproduce the original signal accurately
D. both (b) and (c)
E. None of the above
Answer Option C
10. Most data transmission in the future will be:
A. digital bit stream encoded data
B. analog in nature
C. carried over metallic telephone lines
D. All of the above
E. None of the above
Answer Option A
11. The integrated circuit:
A. often is called a "chip"
B. led to the development of the transistor
C. has revolutionized electronics
D. (b) and (c)
E. None of the above
Answer Option D
12. 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 setpoint value and the actual value.
D. All of the above
E. None of the above
Answer Option C
13. Which of the following may be classified as an automation system?
A. automated warehouses
B. numerically controlled machine tools
C. robotics
D. All of the above
E. None of the above
Answer Option D
14. The accuracy of a pick-and-place robot can be as good as:
A. + 0.0005 inches
B. + 0.05 inches
C. 0.008 inches
D. + 3%
E. None of the above
Answer Option A
15. 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
E. None of the above
Answer Option A
16. Localizing an object in an image and selectively analyzing the object in a series of redundant layers is referred to as the:
A. Turing test
B. pyramid
C. Gaussian pyramid
D. Maxwell pyramid
E. None of the above
Answer Option C
17. In the operation of a programmable controller:
A. all of the logic status is maintained in memory
B. any latched data must be done using an external latching relay
C. mathematics cannot be performed
D. All of the above
E. None of the above
Answer Option A
18. The concept of a general CAD system was that it should provide:
A. A system for handling user actions.
B. A system for the operation of applications programming.
C. A set of basic system functions and utilities.
D. All of the above
E. None of the above
Answer Option D
19. The insect type robot Attila is a more competent version of the robot Genghis an weights 1.7 kg. What is the number of microprocessors carried by its body?
A. 15
B. 10
C. 33
D. 15
E. None of the above
Answer Option B
20. The "walk-through" method of programming a robot involves:
A. walking through your suggested procedure with your supervisor prior to programming
B. physically moving the robot through all the motions it is to repeat
C. moving the robot from one location to another
D. All of the above.
E. None of the above
Answer Option B
21. Which of the following is often used as an alternative to the light pen or in association with storage tube displays?
A. Digitiser
B. Track ball
C. Mouse
D. Tablet
E. None of the above
Answer Option D
22. The general CAD system was development by considering a wide range of possible uses of such a system.
A. Mechanical engineering design
B. Animation and graphic design
C. Structural engineering design and Electronic circuit design
D. All of the above
E. None of the above
Answer Option D
23. Relay ladder logic is used in a PC because:
A. it is impossible to write a control program for a machine in any other logic
B. it is the best industrial control language ever developed.
C. most industrial control personnel are familiar with relay ladder logic diagrams and this is the easiest for them to use
D. All of the above
E. None of the above
Answer Option C
24. The "end-effector" of a robot:
A. can be an actual tool
B. is the robot "hand"
C. may have a gripping action
D. All of the above
E. None of the above
Answer Option D
25. The program execution time:
A. must be slower than the fastest mechanical operation that is to be controlled
B. will vary depending on the language used
C. cannot be changed once the program is written
D. All of the above
E. None of the above
Answer Option B
26. 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. All of the above
E. None of the above
Answer Option A
27. An operating system:
A. is required to run a microprocessor system
B. provides a structure with which to develop application programs
C. is useful because standard modules can be used
D. both (b) and (c)
E. None of the above.
Answer Option D
28. When one must sell a project to management, the most important document he or she can produce is a:
A. method for financing the project
B. summary of the problem
C. project evaluation
D. procedure for purchase
E. None of the above
Answer Option C
29. What is required to enable the PC to emulate a graphics terminal?
A. Software
B. A laser printer
C. A color monitor
D. A graphics board
E. None of the above
Answer Option A
30. Which type of digitizer measures a wave traveling at the speed of sound?
A. Electrostatic
B. Sonic
C. Digitizing sr amer
D. Caparitive
E. None of the above
Answer Option B
31. An encoder:
A. is used to send telegraph signals
B. converts an input to a binary number
C. converts a binary number to a decimal number.
D. can have only four keys
E. None of the above
Answer Option B
32. Operator interaction directly with the CRT is accomplished via:
A. a digitizing tablet
B. vector scanning
C. a stylus
D. a touch terminal
E. None of the above
Answer Option D
33. What two disciplines are usually tied by a common data base?
A. Documentation and geometric modeling
B. Computer-aided design and computer-aided manufacturing
C. Testing and analysis
D. Drafting and documentation
E. None of the above
Answer Option B
34. Which of the following is a graphical output device?
A. Dot-matrix Printer
B. Plotter
C. Laser Printer
D. Line Printer
E. None of the above
Answer Option B
35. A display of a volume model that shows all of its edges is called a:
A. surface model
B. 3-D model
C. wire-frame
D. solid model
E. None of the above
Answer Option C
36. 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.
E. None of the above
Answer Option D
37. Having compatibility and commonality in and between vendors' equipment is called:
A. registration
B. standardization
C. integration
D. networking
E. None of the above
Answer Option B
38. Programmable controllers:
A. are programmed using relay ladder logic
B. cannot perform functions other than relay logic
C. are widely used in many different industries
D. (a) and (c) above
E. None of the above
Answer Option D
39. Which of the following are kinds of instructions?
A. Input
B. Arithmetic
C. Conditional branching
D. All of the above
E. None of the above
Answer Option D
6. Ergonomics refers to:
A. the human aspect of the environment around the workstation as well as the workstation itself
B. the cost relationship of the workstation versus productivity
C. the level of involvement the operator has with the workstation
D. the technology involved in the workstation itself
E. None of the above
Answer Option A
7. Artificial intelligence operates on the principle of using a _____ base as opposed to a data base.
A. Character
B. Knowledge
C. PROLOG
D. LISP
E. None of the above
Answer Option B
8. A smart solid-state sensor is:
A. one that integrates both logic and a solid-state sensor into one unit.
B. one that has two or three substrates
C. not available today
D. All of the above
E. None of the above
Answer Option A
9. D/A (digital to analog) conversion:
A. results in a binary code as the final output
B. has to be sampled at 1/2 the highest input frequency
C. must be fed through a filter to reproduce the original signal accurately
D. both (b) and (c)
E. None of the above
Answer Option C
10. Most data transmission in the future will be:
A. digital bit stream encoded data
B. analog in nature
C. carried over metallic telephone lines
D. All of the above
E. None of the above
Answer Option A
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