1) Relative Humidity can be obtained by
a) Sling psychrometer
b) By using an Electronic DFT gauge
c) Dial micrometer
2) What is POT life
a)Time interval between mixing and application of single pack paint
b) Time interval between mixing and application until use
c) Time interval between application and curing
3) What is holiday?
a) A pin hole, skip, discontinuity or void in a coating up to the bare metal
b) Exposure of bare metal
c) Excessive paint drops on surface
4) What is Sa 2.5?
a) Visual standard for degree of cleanliness of solvent cleaning
b)Visual standard for degree of cleanliness of power tool cleaning
c) standard for degree of cleanliness of near white metal cleaning
5) What is SSPC SP-12?
a) Visual standard for degree of cleanliness of water jetting cleaning
a) standard for degree of cleanliness of near white metal cleaning
a)Visual standard for degree of cleanliness of solvent cleaning
6) What is SSPC SP-3?
a)Visual standard for degree of cleanliness of solvent cleaning
b) Visual standard for degree of cleanliness of power tool cleaning
c) Visual standard for degree of cleanliness of high pressure water cleaning
7) What is Amines?
a) it is used as curing agent
b) A type coat pigment
c) A type of solvent
8) How mill scale is producing
a) During the welding process
b) During the blasting process
c)During the rolling process iron ore in the mill at high temp. the layer of various iron oxide forms
9) What is SAES-H-001?
a) Saudi Aramco Engineering standard for coating selection and application requirements for industrial
plants and equipment’s
b) Saudi Aramco Safety standard
c) Saudi Aramco Engineering standard for pipe line coating
10) What is Saudi Aramco safety standard for blasting and painting activity
a) SAES-H-102
b) SAES-H-102V
c) SAES-H-100
11) What is the maximum DFT for Wet sponge holiday detector?
a) 1200 microns
b) 250 microns
c) 500 microns
12) Where can we find volume solid percentage?
a) Manufacturer data sheet and Aramco data sheet
b) From project specification
c) From ITP
c) From paint Can
13) Use of dead man handle
a) To cut the flow of abrasive material and pressurized air
b) To regulate the speed of air flow
c) To minimize the pressure of air
14) Moisture content of concrete surface before painting
a) Maximum 10%
b) Maximum 2%
c) Maximum 4%
15) How to do MEK test for inorganic zinc primer
a) As per ASTM D4752
b) As per ASTM D-4285
c) As per ASTM D-5162
16) If the gel paint found what to do
a) Use the paint directly
b) Use the paint with the permission of manufacturer
c) Reject the paint
17) Thickness of concrete coating is measured by
a) Measure coating dry film thickness by Took Gauge as per ASTM D 4138 or by ultrasonic thickness
measurement gauge
b) by using a banana gauge
c) with profile gauge
18) Ropiness is also called as
a) Sagging
b) Brush marks
c) pin hole
19) ASTM D-4138 is what for
a) Test method for measurement of Dry film thickness of protective coating systems by destructive
means
b) Test method for measurement of Wet film thickness of protective coating systems by destructive
means
a) Test method for measurement of measuring the adhesion thickness of protective coating systems by
destructive means
20) After blasting paint shall be applied within
a) 1 hour
b) 4hour
c) within no time
d) 6 hour
21) What percentage of stains in the commercial blast is allowed?
a) 33%
b) 5%
c) 70%
22) FBE coating is
a) Thermosetting
b) Thermoplastic
c) High density coating
23) Trigger safety catch in the airless spray gun?
a) Always off position
b) Always engaged whenever airless gun is operational
c) The trigger safety catch shall be engaged whenever the airless gun is left unattended
24) You need 5L paint. But you have only 20L can. How can you mix?
a) Mix the full can. No partial mix is allowed
b) Mix partially
c) Mix partially with a measuring cup
25) Took gauge is used for what?
a) For measuring the adhesion of paint
b) For measuring the thickness of the paint by destructive method as per ASTM D 4138
c) For measuring the thickness of primer coat
25) Minimum pressure at nozzle required for abrasive blast cleaning
a) 90 PSI
b) 40PSI
c) 120PSI
26) For cone shaped tank coating, Coating shall be done
a) Shell side
b) Roof to bottom
c) Bottom
27) PH valve shows
a) Acidity of water
b)Acid / Alkaline nature
c) Alkaline nature of cement
28) FBE coating powder in liquid form stage is mentioned as
a) Gel stage
b) Dry coat
c) Hard paint
29) Maximum allowed speed of probe in Holiday test
a) 30mm/s
b) 3mm/s
c) 300mm/S
30) Type of filed adhesion test used for FBE coating
a) Cross cut test by knife
b) Adhesion test by dolly
c) Cross hatch
31) SSPC SP-7
a) Commercial blast cleaning
b) Brush-off blast cleaning
c) White metal cleaning
32) Surface profile measurement instrument
a) Dial micrometer
b) Banana gauge
c) Replica tape
33) Part of blasting equipment helped when a worker fainted down during abrasive blasting
a) Safety gear
b) Dead man handle
c) Pressure safety valve
34) Holiday test shall not be done if temperature of substrate is more than
a) 780C
b) 680C
c) 880C
35) Potassium ferro cyanide test is used for detaching
a) Soluble iron salt
b) Ferrous iron
c) Sulphates of the substrate
36) Maximum allowed chloride content for abrasives
a) 100ppm
b) 50ppm
c) 40ppm
37) Stripe coating for inorganic zinc coating shall be done at
a) Before first coat application
b) After first coat application
38) Attachment form submitted for coating inspector to review daily activities according to SAES-H-001
a) Attachment B,C,D
b) Attachment C
c) Attachment C & D
39) SSPC SP-1
a) Water blasting
b) Solvent cleaning
c) Power tool cleaning
40) PE coating can be done by Cross extrusion / Side way extrusion
a) True / False
41) Profile measurement range for X-coarse testex tape
a) 35-115 microns(Usually 38-115)
b) 40-115 microns
c) 25-75 microns
42) Gauge used for dry film thickness on thin film coating
a) Digital gauge
b) Banana gauge
c) Pocket spot instrument gauge
d) all of the above
43) MSDS shall be used by
a) Coating
b) Solvent
c) Cleaners
d)All
44) Weld cap / internal protrusion shall not be more than
a) 1.5mm
45) Requirement of light used for confined space
a) 24V explosion proof
b) 12V explosion proof
c) 110V explosion proof
d) 12V normal
46) Sigma paint can be over coated with Jotun
True / False
47) Silica gel is not a good desiccant
True / False(should be false)
48) Coating shall be done within _____hrs of blasting
a) 2
b) 3
c) 4
49) Lining is not suitable for
a) Corrosion
b) UV protection
c) Abrasion
50) Who will recommend the solvent type of coating?
a) Coating inspector
b)Manufacturer data sheet
c) Contractor
51) VS% of paint system is available in
a) SAES-H-001
b) SAES-H-002
c) SAES-H-101V
52) Hand tool cleaning will make the surface
a) Rough
b) Smooth and shiny
c) very good profile
#
53) Surface cleaning requirement for Road crossing area pipe line coating except APCS-113C
a) Sa1
b) Sa2
c) Sa3
d) sa2.5
54) Blisters formed on coating by
a) Water/solvent entrapment underneath the coating film
b) Due to dust contamination
c) Due to excessive thinner
55) Coating on sharp edges/corners will be
a) Removed / peeled off
b) Will have great adhesion
c) Cohesion failure
56) Method of coating application used for immersion service
a) Air spray coating
b) Airless spray coating
c) Thermal spray coating
d) Electrostatic coating
57) Sealer coat application is possible immediately following thermal spray coating
True / False
58) Maximum service temperature for APCS-113A
a) 1000c in dry soil and 900c in subkha soil
b) 1200c in dry soil and 1000c in subkha soil
c) 1200c in dry soil and 900c in subkha soil
59) Basic purpose of air receiver
a) Safety
b) High production rate
c) Storing of air
60) Pot Life?
a) Before mixing the paint the time within which the paint shall be used
b) After mixing the paint the time within which the paint shall be used
c) After mixing the paint the time within which the paint become dry
61) Define induction time or period?
a) Induction period is the length of time after mixing in which paint should stand before use
b) Induction period is the length of time before mixing in which paint should stand before use
c) Induction period is the minimum length of time before mixing in which paint should stand before use
62) SSPC SP-5
a) Commercial blast cleaning
b) Brush-off blast cleaning
c) White metal cleaning
63) How to check for inorganic zinc silicate curing test for MEK?
a) 25 double rubs
b) 50 single rubs
c) 50 double rubs
64) For cone shaped tanks abrasive blasting and coating shall be done
a) Shell side
b) Roof to bottom
c) Bottom
d) Shell side, bottom, and roof at the same time
65) What Does PH valve shows?
a) Alkalinity of water
b) Acidity / alkalinity of a solution
c) Acidity of rain water
66) Define shelf life?
a) Length of time paintcan be store in a day and cold storage area
b) Minimum time paint can be store in a day and cold storage area
c) Minimum length of time paint can be store in a day and cold storage area
67) In ASTM D4752 MEK test cover of painting?
a) Solvent and binder
b) Pigment and vehicle
c) Zinc silicate
68) Qualification requirements for shop-Applied internal FBE coatings and with holiday test in 09-
SAMSS____?
a) 09-SAMSS-089
b) 09-SAMSS-090
c) 09-SAMSS-091
d) None of the above
69) What will be the WFT when DFT is 75mic With VS% of 50?
a) 150mic.
b) 125mic.
c) 170mic
d)100mic
70) What does spray nozzle tip 421 denotes?
a) 4 Deg and 0.021 inches
b) 40 Deg and 0.021 inches
c) 4 Deg and 21 inches
71) What does the pump ratio means?(doubt)
a) Outlet of compressor and inlet of pump
b) Inlet of compressor and outlet of pump
c) Inlet pump and outlet pump
72) Hand applied paint system for splash zone?
a) APCS-20
b) APCS-22B
c) APCS-113A
d) APCS-19A
73) Sulfate and chloride content for abrasive?
a) 25 ppm
b) Less than 50ppm
c) Above 50ppm
74) Buried stainless steel lines shall be externally coated with?
a) Halide free liquid coating recommended by RSA
b) APCS-113C
c) Epoxy
75) What is the abrasive medium for NACE-5 / SSPC SP-12?
a) Water
76) During the internal blasting of a crude oil tank what surface preparation is required prior to start
blasting?
a) High pressure washing
b) Solvent cleaning
c) Water Blasting
76) Grounded needed for?
a) Compressor
b) Airless spray machine
c) Air receiver
d) Blasting nozzle
e) All of the above
77) Pinholes and discontinue to exposure on surface?
a) Holiday
b) Wrinkling
c) runs
78) Which abrasive material is good for health and environment?
a) Copper
b) Garnet
c) Sand
d) Gold slag
79) Buried pipe line joints coatings in which paint is not used
a) FBE
b) Coal tar enamel
c) Polyurethane
d) Duct tape
80) The maximum brush size used for painting is
a) 125cm
b) 12.5cm
c) 125mm(Doubt)
81) APCS-113 external renovation coating for
a) Buried
b) Above ground
c) Tank lining
82) What is unusual about the surface preparation?
a) Remove grit using dry air
b) Leave it for 24hours
c)Remove the grit with clean water
d) B&C
83) Which is two temperatures can measure of RH% and dew point?
a) Wet bulb and Dry bulb temperature
b) Wet bulb and dew point temperature
c) Dry bulb and dew point temperature
84) Dolly test and adhesion test by tape are less objective test, that why performed by qualified person
True / False
85) Coatings cured by oxidation process have not effect by strong solvents
a) True / False
86) Air pockets in coating is caused by
a) Abrasive left on surface
b) Fast air blow in the application pattern
c) Mill scale on surface
87) Allowable additional DFT on girth weld area in APCS-104B
a) +-20%,23 mils
b) +-20%,30 mils
c) 80%
88) Type of gauge us for the check DFT of individual coat, after full coat application
a) Pull off pencil gauge(doubt)
b) Elcometer gauge
c) Thermometric gauge
89) Pressure vessel is coated with epoxy coating with DFT 600microns, which test should be perform
must?
a) Wet sponge holiday test
b) High voltage holiday test
c) Adhesion test
90) Moisture cannot condensate on the surface if the surface temperature is
a) More than dew point temp.
b) Less than the summation of dew point
c) None of the above
91) Magnetic temperature gauge shall be hold on surface for stable of temperature
a) 2-5min
b) 5-10min
c) More than 30min
92) DFT range of APCS-104-B as per SAMMS-089
a)350-525mic.
b) 23-30 mils
c) As per manufacturer
93) In FBE coating if OD is less than 14” then acceptable holiday number for repair is
a) 1 holiday per meter length
b) 0.7 holiday per meter length
c) 5 holiday per meter length
94) During the stoving process, the temperature range is
a) Greater than 650c
b) Less than 650c
c) 650c
95) In inorganic zinc silicate what is zinc known as?
a) Pigment
b) Binder
c) Additive
96) Which standard to follow for surface cleanliness for commercial blast cleaning?
a) SSPC-SP-10
b) SSPC SP-6
c) SSPC-SP-5
d) SSPC-SP-7
97) What is the percentage of clean blast for commercial blast cleaning?
a) 33%
b) 100%
c) 95 %
98) Holiday testing for external FBE coating
a) 12000 Volts
b) 2400 volts AC
c) 2400 volts DC
d) 2000 volts DC
99) Blisters?
a) Due to excessive thinner
b) Presence of hygroscopic salts
c) Presence of dust
d) Weak existing coating
100) Preparation of damaged area known as?
a) Feathering
b) Grinding
c) Abrading
101) How to store 12meter length FBE coated pipes?
a) Three full encirclement separation pads
b) Five full encirclement
c) one full encirclement
102) Single pack epoxy paint drying by?
a) Oxidation
b) Chemical curing
c) Coalescence
d) Solvent evaporation
103) The coating system that is applied on a splash zone area is
a) APCS-20
b) APCS-19C
c) APCS-22
d)APCS-113
104) The distance from nozzle to blotter paper when performed the compressed air quality test shall be
a) 30-40cm
b) 45-60cm
c) 60-70cm
d)55-65cm
105) High thickness of zinc silicate cause
a) Sagging
b) Mud cracking
c) Curtaining
d) Cohesive failure
106) If an airless spray pump ratio 35:1 fluid pressure 2800 required for inlet pressure
a) 100 psi
b) 90 psi
c)80 psi
d)60 psi
107) Which of the following is not an information of daily report sheet?
a) Dew point
b) Relative humidity
c) Air temperature
d) Relative density
108) How many microns are in 4 mils?
a) 115mic.
b) 90mic.
c) 101.6mic.
d) 150mic.
109) what are the characteristics of an abrasive?
a) Density
b) Hardness
c) Shape
d) All of the above
110) Name the gauge used for measuring pressure at the blast nozzle?
a) Hypodermic Needle pressure gauge
b) Relief Pressure gauge
c) air pressure gauge
111) The air receivers that are used as a surge tank between compressor and blasting pot shall be hydro
tested at a pressure of at least
a) 150 psi
b) 125 psi
c) 175 psi
d) 250 psi
112) The use of recycled abrasives is permitted only in shops provided that the recycling system is
a) Inspected and approved by coating inspector
b) Approved by project manager
c) Evaluated and approved by CSD
d) Approved by project inspection department
113) After the blasting of the internal coating surface chloride content shall not exceed
a) 30 mg/m2
b) 15mg/m2
c) 20mg/m2
d)40mg/m2
114) what defect could occur in the profile is higher than specified
a) Blister
b) Mill scale
c) Pin point rusting
d) Cause paint adhesion
115) SSPC SP-3 is a standard for
a) White metal blast cleaning
b) Pickling
c) Power tool cleaning
d) Hand tool cleaning
116) what standard for explains how to measure dry film thickness with magnetic gauges
a) SSPC-PA1
b) SSPC-PA2
c) SSPC-PA3
d) SSPC-PA4
117) what is the correct storage temperature range for coating?
a) 30-90f
b) 40-120f
c) 40-100f
d)Followed by product data sheet of the following materials
118) Standard test method for measuring adhesion by the tape test
a) ASTM D-3359
b) ASTM D-3363
c) ASTM D-3350
d) ASTM D-3747
119) Wet sponge holiday detector is checked with ------dc volts for DFT not exceeding-----------
a) 90v/600mic
b) 69.5v/500mic
c) 67.5v/500mic
d) 67.5v/1000mic
120) What DFT will get when applied 150mic WFT with 50% of volume solid?
a) 85mic
b) 90mic
c) 100mic
d) 75mic
121) What is the filed adhesion test on FBE?
a) Cross cut adhesion test
b) Dolly test
c) X cut adhesion test using sharp knife
d) All of the above
122) what is the minimum nozzle air pressure required for abrasive blasting?
a) 90 psi
b) 75 psi
c) 100 psi
d) 80 psi
123) what is the correct formula for computing the wet film thickness needed to achieve the specified
dry film thickness of a coating?
a) WFT = DFT x Percent solids by volume
b) WFT = DFT x 0.50
c) WFT = DFT x percent of solid by wt.
d) DFT x VS
124) which of the following characteristic of paint is easily tested in the field
a) Viscosity
b) Dry opacity
c) Identification of the solvent in the paint
d) Identification of the paint resin
125) windy condition can cause which of the following paint defect
a) Wrinkling
b) Sagging
c) Dry spray
d) Fish eyes
126) if the given DFT is 400 microns and volume of solids is 100% what is the WFT
a) 450mic
b) 500mic
c) 400mic
d) 350mic
127) What profile range can be measured using coarse testex?
a) 40-65mic
b)20-50mic
c)30-70mic
d)15-50mic
128) What profile range can be measured using X coarse testex?
a) 20-50mic
b)42-70mic
c)37-115mic
d)30-70mic
129) The maximum length of field girth weld coating on pipeline shall be?
a) 12inch or 300mm
b) 10inch or 250mm
c) 15inch or 200mm
d)11inch or 280mm
130) Which APCS is followed for external FBE coating of pipe
a) APCS-117
b) APCS-102-A,B,C
c) APCS-104-A,B,C
d) APCS-113A
131) What is the DC voltage range for holiday testing of FBE coating
a) 1000-1500DC
b) 2000-5000DC
c) 1500-2000DC
d) 2500-4000DC
132) for blasting nozzle size of ½”, what shall be the minimum CFM of compressor?
a) 800 cfm
b) 412 cfm
c) 550 cfm
d) 620 cfm
133) When steel surface is contaminated by water of salts, the failure of the coating occurs in the form
of bubbles shape is called?
a) Osmotic blisters
b) Oval
134) ASTM D-4128 stands for
a) DFT measurement
b) Solvent sensitivity
c) Hardness
135) Unit for adhesion pull off test as per ASTM D-4541
a) MPA / KPA / PSI / Kg/m2
b) M2
c) M3
136) Vail test for
a) Abrasive cleanliness
b) Profile
c) Dust contamination
d) Chloride content
137)Which information is not available in TDS?
a) Volume solids
b) Flash point
c) Dew point
d) Thinning ratio
138) While repair on touch up of galvanized steel surface, what generic paint used as primer?
a) Zinc phosphate epoxy
b) Zinc silicate
c) Zinc rich epoxy
d) Mastic epoxy
139) in which form FBE coating material is prior to use?
a) Liquid containers
b) Solid
c) Powder
140) Holiday voltage for epoxy immersion service?
a) 2400 +/-50
b) 2000 +/-50
c) 500 +/-50
141) how much quantity is required to paint 100sqM with DFT of 300mic?
a) 60L
b) 30.3L
c) 10L
d) 100L
142) what is the advantage of centrifugal blast machine?
a) Dust contaminant
b) Inexpensive
c) Concave area can be easily blasted
143) Gauge used for 25mic film coating
a) Digital gauge
b) Banana gauge
c) Pocket spot instrument gauge
d) All of the above
144) When recoat interval to be monitored?
a) Primer to top coat
b) Stripe coat to top coat
c) Every coat
d) A&C
e) All of the above
145) what is the pressure of blotter test?
a) 50PSI
b) 70PSI
c) 90PSI
146) what affects the coat when dry spray, oxide formation
a) Coating adhesion
b) Coating adhesive