NCCER INSTRUMENTATION TEST
GUIDE QUESTIONS AND ANSWERS
a. SCADA
b. WAN
c. Peer-to-peer
d. Fieldbus - Answer-A technology bypassing conventional I/O by using direct
communications between smart field devices and associated control processors is:
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. - Answer-Redundant controllers in a
distributed control system reside:
a. Naylor and Tunstall
b. Mitchem and Smith
c. Hobbs and Lewley
d. Ziegler and Nichols - Answer-The ultimate period method for tuning a controller was
first proposed by:
a. Color properties of oxygen
b. Dissolvability of oxygen in water c.Liquefaction properties of oxygen d.Paramagnetic
properties of oxygen - Answer-One method of oxygen analysis focuses on the:
a. Carbon
b. Nickel
c. Nickel-Chrome
d. Chrome-Vanadium - Answer-A Piece of pipe has an AISI classification of A105, the
major alloy is:
a. Humidity level
b. Heat level
c. Oxygen content
d. MSDS content - Answer-Atmosphere testing must be conducted before entry into a
confined space to check for:
a. Chemical Exposure Sheet
b. Material Safety Data Sheet
c. Manufactured Substance Data Sheet
d. Hazardous Exposure Sheet - Answer-Which of the following contains information
about chemicals found on a job site?
a. High-carbon steel
b. Low-carbon steel
GUIDE QUESTIONS AND ANSWERS
a. SCADA
b. WAN
c. Peer-to-peer
d. Fieldbus - Answer-A technology bypassing conventional I/O by using direct
communications between smart field devices and associated control processors is:
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. - Answer-Redundant controllers in a
distributed control system reside:
a. Naylor and Tunstall
b. Mitchem and Smith
c. Hobbs and Lewley
d. Ziegler and Nichols - Answer-The ultimate period method for tuning a controller was
first proposed by:
a. Color properties of oxygen
b. Dissolvability of oxygen in water c.Liquefaction properties of oxygen d.Paramagnetic
properties of oxygen - Answer-One method of oxygen analysis focuses on the:
a. Carbon
b. Nickel
c. Nickel-Chrome
d. Chrome-Vanadium - Answer-A Piece of pipe has an AISI classification of A105, the
major alloy is:
a. Humidity level
b. Heat level
c. Oxygen content
d. MSDS content - Answer-Atmosphere testing must be conducted before entry into a
confined space to check for:
a. Chemical Exposure Sheet
b. Material Safety Data Sheet
c. Manufactured Substance Data Sheet
d. Hazardous Exposure Sheet - Answer-Which of the following contains information
about chemicals found on a job site?
a. High-carbon steel
b. Low-carbon steel
