NACE CIP LEVEL 2 EXAM LATEST
UPDATE 2025 QUESTIONS AND
ANSWERS (100% CORRECT ANSWERS)
ALREADY GRADED A+
WJ-1 (visual cleanliness) is comparable to which abrasive blast cleaning
standard? - CORRECT ANSWER-ISO SA 3
Robotic water jetting includes - CORRECT ANSWER-*attaches using
vacuum, cables or magnets
*Vertical, Horizontal or overhead surface
*Controlled by single operator
*Collects in excess of 95% of the water, removed coatings and rust
(waste generated)
A typical waterjetting team consists of? - CORRECT ANSWER-
*Nozzle operator
*Pump Operator
,*Additional operators or workers as required
Considerations with Back Thrust are: - CORRECT ANSWER-*Causes
Fatique
*Should be no more than 1/3 of operators body weight
Safety considerations before waterjetting are - CORRECT ANSWER-
*work area is properly barricaded
*Electrical equipment protected from water
*Electrical connections are not allowed to sit in water
*All fittings and hoses are in good condition / proper pressure rating
*Nozzles are free of obstructions
*System is flushed clean and air removed
*The dump system and all control systems are
operational
*Proper LockOut/ TagOut provisions in place
*Confined entry requirements addressed
Waterjetting advantages include? - CORRECT ANSWER-*Worker
Safety
*Worker air quality
*Less stringent respiratory requirements
,*No dust or contamination or clean up
*Environmentally friendly
*Requires less cleanup
Waterjetting disadvantages include: - CORRECT ANSWER-
*Waterjetting does not leave a surface profile
*Equipment is very expensive
*Danger of Ultra High Pressure hose breaking
*Danger of injection into the skin or serious cuts
*Collecting and disposing of the contaminated
Water
*Proficient operators needed
Cause of Blistering on coatings? - CORRECT ANSWER-Oil, moisture
and / or grease
Saturation point drops as? - CORRECT ANSWER-Air is compressed,
making air wetter
Check compressor for water contamination at? - CORRECT ANSWER-
Moisture traps, inter cooler and aftercooler
, Common Hot Dipped (HD) inspection defects - CORRECT ANSWER-
Cracking, peeling, bare spots, lumps, Blisters, flux inclusions, ash
inclusions and dross inclusions
Describe what a Tooke Gage is and some models - CORRECT ANSWER-
*Destructive test instrument
*Used on non-magnetic or nonferrous
Substrate
*has illuminated 50x microscope
*good from 0-100 mils
*Groove cut through coating
*Models are Mark II and Mark III
Centrifugal blast machine showing low amperage could indicate? -
CORRECT ANSWER-*Abrasive starved wheel or
*Flooded or choked wheel
How to rectify water contamination: - CORRECT ANSWER-*ensure
cooling water is turned on
*Ensure drains are not plugged
*last resort is to consider installing larger or
Additional moisture traps
UPDATE 2025 QUESTIONS AND
ANSWERS (100% CORRECT ANSWERS)
ALREADY GRADED A+
WJ-1 (visual cleanliness) is comparable to which abrasive blast cleaning
standard? - CORRECT ANSWER-ISO SA 3
Robotic water jetting includes - CORRECT ANSWER-*attaches using
vacuum, cables or magnets
*Vertical, Horizontal or overhead surface
*Controlled by single operator
*Collects in excess of 95% of the water, removed coatings and rust
(waste generated)
A typical waterjetting team consists of? - CORRECT ANSWER-
*Nozzle operator
*Pump Operator
,*Additional operators or workers as required
Considerations with Back Thrust are: - CORRECT ANSWER-*Causes
Fatique
*Should be no more than 1/3 of operators body weight
Safety considerations before waterjetting are - CORRECT ANSWER-
*work area is properly barricaded
*Electrical equipment protected from water
*Electrical connections are not allowed to sit in water
*All fittings and hoses are in good condition / proper pressure rating
*Nozzles are free of obstructions
*System is flushed clean and air removed
*The dump system and all control systems are
operational
*Proper LockOut/ TagOut provisions in place
*Confined entry requirements addressed
Waterjetting advantages include? - CORRECT ANSWER-*Worker
Safety
*Worker air quality
*Less stringent respiratory requirements
,*No dust or contamination or clean up
*Environmentally friendly
*Requires less cleanup
Waterjetting disadvantages include: - CORRECT ANSWER-
*Waterjetting does not leave a surface profile
*Equipment is very expensive
*Danger of Ultra High Pressure hose breaking
*Danger of injection into the skin or serious cuts
*Collecting and disposing of the contaminated
Water
*Proficient operators needed
Cause of Blistering on coatings? - CORRECT ANSWER-Oil, moisture
and / or grease
Saturation point drops as? - CORRECT ANSWER-Air is compressed,
making air wetter
Check compressor for water contamination at? - CORRECT ANSWER-
Moisture traps, inter cooler and aftercooler
, Common Hot Dipped (HD) inspection defects - CORRECT ANSWER-
Cracking, peeling, bare spots, lumps, Blisters, flux inclusions, ash
inclusions and dross inclusions
Describe what a Tooke Gage is and some models - CORRECT ANSWER-
*Destructive test instrument
*Used on non-magnetic or nonferrous
Substrate
*has illuminated 50x microscope
*good from 0-100 mils
*Groove cut through coating
*Models are Mark II and Mark III
Centrifugal blast machine showing low amperage could indicate? -
CORRECT ANSWER-*Abrasive starved wheel or
*Flooded or choked wheel
How to rectify water contamination: - CORRECT ANSWER-*ensure
cooling water is turned on
*Ensure drains are not plugged
*last resort is to consider installing larger or
Additional moisture traps
