NCCER Instrumentation Exam Study Guide
1. A technology bypassing conventional I/O by using di- D. Fieldbus
rect communications between smart field
devices and associated control processors is:
a. SCADA
b. WAN
c. Peer-to-peer
d. Fieldbus
2. Redundant controllers in a distributed control system c. As a hot standby at the
reside: central processor.
a. In pairs in the same enclosure
b. In a master-slave relationship at assigned locations
c. As a hot standby at the central processor.
d. On a different communications segments.
3. The ultimate period method for tuning a controller d. Ziegler and Nichols
was first proposed by:
a. Naylor and Tunstall
b. Mitchem and Smith
c. Hobbs and Lewley
d. Ziegler and Nichols
4. One method of oxygen analysis focuses on the: a. Color properties of oxy-
a. Color properties of oxygen gen
b. Dissolvability of oxygen in water
c. Liquefaction properties of oxygen
d. Paramagnetic properties of oxygen
5. A Piece of pipe has an AISI classification of A105, the a. Carbon
major alloy is:
a. Carbon
b. Nickel
, NCCER Instrumentation Exam Study Guide
c. Nickel-Chrome
d. Chrome-Vanadium
6. Atmosphere testing must be conducted before entry c. Oxygen content
into a confined space to check for:
a. Humidity level
b. Heat level
c. Oxygen content
d. MSDS content
7. Which of the following contains information about b. Material Safety Data
chemicals found on a job site? Sheet
a. Chemical Exposure Sheet
b. Material Safety Data Sheet
c. Manufactured Substance Data Sheet
d. Hazardous Exposure Sheet
8. Which of the following materials is selected when re- d. Nonferrous Alloy
sistance to corrosion or high temperatures
is required?
a. High-carbon steel
b. Low-carbon steel
c. Nickel Alloy
d. Nonferrous Alloy
9. Which of the following is a type of gasket used in d. Metal ring joint
high-pressure systems?
a. Teflon
b. Fiberglass
c. Asbestos
d. Metal ring joint
10. c. Sulfurized mineral oils
, NCCER Instrumentation Exam Study Guide
Examples of inactive cutting oil include all of the fol-
lowing EXCEPT:
a. Straight mineral oils
b. Fatty and mineral oil blends
c. Sulfurized mineral oils
d. Fatty oils
11. Which of the following thread sealant is MOST suitable d. Graphite paste
for service temperatures of 500 to 700
degrees Fahrenheit?
a. High-temperature epoxy
b. Teflon paste
c. High-temperature RTV silicone
d. Graphite paste
12. A system installed to provide protection of equipment a. Ground-fault circuit in-
from line-to-ground fault damage is terrupter (GFCI)
called:
a. Ground-fault circuit interrupter (GFCI)
b. An Uninterruptible Power Supply (UPS)
c. A ground-fault transformer
d. A distance relay
13. Increasing the carbon content in steel results in an c. Hardness
increase in:
a. Malleability
b. Ductility
c. Hardness
d. toughness
14. The beveled edge of an orifice plate faces b. Upstream
a. Downstream
b. Upstream
, NCCER Instrumentation Exam Study Guide
c. Toward the control valve
d. Toward the gate valve
15. A bourdon tube is normally found inside a: b. Pressure gauge
a. Pipe
b. Pressure gauge
c. Manometer
d. Venturi
16. A loop sheet contains all of the following information d. Elevation of instruments
EXCEPT:
a. The instrument tag number
b. The location and connection section
c. The calibration and specification section
d. Elevation of instruments
17. A temperature-measuring device that operates on the c. Resistance thermal de-
principle that electrical resistance vice (RTD)
changes with temperature is a
a. Thermal bridge
b. Bourdon tube
c. Resistance thermal device (RTD)
d. Thermocouple
18. Capillary tubing with a bulb on the end is normally a. Temperature readings
used on instruments that provide
a. Temperature readings
b. Pressure readings
c. Density readings
d. Flow readings
19. A bourdon tube typically is used to measure d. Pressure
a. Temperature
1. A technology bypassing conventional I/O by using di- D. Fieldbus
rect communications between smart field
devices and associated control processors is:
a. SCADA
b. WAN
c. Peer-to-peer
d. Fieldbus
2. Redundant controllers in a distributed control system c. As a hot standby at the
reside: central processor.
a. In pairs in the same enclosure
b. In a master-slave relationship at assigned locations
c. As a hot standby at the central processor.
d. On a different communications segments.
3. The ultimate period method for tuning a controller d. Ziegler and Nichols
was first proposed by:
a. Naylor and Tunstall
b. Mitchem and Smith
c. Hobbs and Lewley
d. Ziegler and Nichols
4. One method of oxygen analysis focuses on the: a. Color properties of oxy-
a. Color properties of oxygen gen
b. Dissolvability of oxygen in water
c. Liquefaction properties of oxygen
d. Paramagnetic properties of oxygen
5. A Piece of pipe has an AISI classification of A105, the a. Carbon
major alloy is:
a. Carbon
b. Nickel
, NCCER Instrumentation Exam Study Guide
c. Nickel-Chrome
d. Chrome-Vanadium
6. Atmosphere testing must be conducted before entry c. Oxygen content
into a confined space to check for:
a. Humidity level
b. Heat level
c. Oxygen content
d. MSDS content
7. Which of the following contains information about b. Material Safety Data
chemicals found on a job site? Sheet
a. Chemical Exposure Sheet
b. Material Safety Data Sheet
c. Manufactured Substance Data Sheet
d. Hazardous Exposure Sheet
8. Which of the following materials is selected when re- d. Nonferrous Alloy
sistance to corrosion or high temperatures
is required?
a. High-carbon steel
b. Low-carbon steel
c. Nickel Alloy
d. Nonferrous Alloy
9. Which of the following is a type of gasket used in d. Metal ring joint
high-pressure systems?
a. Teflon
b. Fiberglass
c. Asbestos
d. Metal ring joint
10. c. Sulfurized mineral oils
, NCCER Instrumentation Exam Study Guide
Examples of inactive cutting oil include all of the fol-
lowing EXCEPT:
a. Straight mineral oils
b. Fatty and mineral oil blends
c. Sulfurized mineral oils
d. Fatty oils
11. Which of the following thread sealant is MOST suitable d. Graphite paste
for service temperatures of 500 to 700
degrees Fahrenheit?
a. High-temperature epoxy
b. Teflon paste
c. High-temperature RTV silicone
d. Graphite paste
12. A system installed to provide protection of equipment a. Ground-fault circuit in-
from line-to-ground fault damage is terrupter (GFCI)
called:
a. Ground-fault circuit interrupter (GFCI)
b. An Uninterruptible Power Supply (UPS)
c. A ground-fault transformer
d. A distance relay
13. Increasing the carbon content in steel results in an c. Hardness
increase in:
a. Malleability
b. Ductility
c. Hardness
d. toughness
14. The beveled edge of an orifice plate faces b. Upstream
a. Downstream
b. Upstream
, NCCER Instrumentation Exam Study Guide
c. Toward the control valve
d. Toward the gate valve
15. A bourdon tube is normally found inside a: b. Pressure gauge
a. Pipe
b. Pressure gauge
c. Manometer
d. Venturi
16. A loop sheet contains all of the following information d. Elevation of instruments
EXCEPT:
a. The instrument tag number
b. The location and connection section
c. The calibration and specification section
d. Elevation of instruments
17. A temperature-measuring device that operates on the c. Resistance thermal de-
principle that electrical resistance vice (RTD)
changes with temperature is a
a. Thermal bridge
b. Bourdon tube
c. Resistance thermal device (RTD)
d. Thermocouple
18. Capillary tubing with a bulb on the end is normally a. Temperature readings
used on instruments that provide
a. Temperature readings
b. Pressure readings
c. Density readings
d. Flow readings
19. A bourdon tube typically is used to measure d. Pressure
a. Temperature
