ACG CXA COMPREHENSIVE EXAMINATION TEST SOLVED QUESTIONS AND ANSWERS GRADED A+

ACG CXA COMPREHENSIVE EXAMINATION
TEST SOLVED QUESTIONS AND ANSWERS
GRADED A+

⩥ high itch ping indicates a structural flaw in a pipe.
Answer: false


⩥ a _________ valve has a spherical internal mechanism with a
moving disk and stationary ring.
Answer: GLOBE


⩥ inserting a metal blade , or target, into a line to check the
pitting left behind high velocity debris.
Answer: steam blowing


⩥ type of ball valves.
Answer: full port and multi port


⩥ a metal surface treatment used to remove impurities such as
rust, stains, inorganic contaminates, scale from ferrous metals,
copper, precious metals, and aluminum alloys.

,Answer: pickling


⩥ a process of applying a micros coating on the metal surface
that acts as a protective shield against corrosion..
Answer: passivation


⩥ AABC.
Answer: Associated Air Balance Council


⩥ ACG.
Answer: AABC Commissioning Group


⩥ AI.
Answer: analog input


⩥ AO.
Answer: analog output


⩥ ATC.
Answer: automatic temperature controls

,⩥ BAS.
Answer: building automation system


⩥ CA.
Answer: commissioning authority


⩥ CxA.
Answer: ACG Certified Commissioning Authority


⩥ CT.
Answer: cooling tower


⩥ CHWR.
Answer: chilled water return


⩥ CHWS.
Answer: chilled water supply


⩥ CWR.

, Answer: condenser water return


⩥ CWS.
Answer: condenser water supply


⩥ DDC.
Answer: direct digital controls


⩥ DI.
Answer: digital input


⩥ DID.
Answer: design intent document


⩥ DO.
Answer: digital output


⩥ FPT.
Answer: functional performance tests