1|Page
IAI LATENT PRINT CERTIFICATION ACTUAL EXAM
QUESTIONS AND ANSWERS 2025
This is a latent print development technique that
employs finely powdered lead to visually record latent
print images. - CORRECT ANSWER >>>>X-Ray
Satisfactory cleaning solution for ninhydrin and silver
nitrate stains. - CORRECT ANSWER >>>>Bleach
More latent prints are lost because of
and in sufficient brushing than any other causes. -
CORRECT ANSWER >>>>Excessive powder
Physical developer reacts with components of
sebaceous sweat to form what colored deposits. -
CORRECT ANSWER >>>>Grey - Silver
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Thermoplastic powders must be applied to a surface
with - CORRECT ANSWER >>>>An atomizer.
A film which has an ASA file speed rating of 200 is
as fast as one with a rating of 50. -
CORRECT ANSWER >>>>4 times.
The left ring and little finger have a space value of .... -
CORRECT ANSWER >>>>1
The size of fingerprint cards has been standardized at
.... - CORRECT ANSWER >>>>8 x 8 inch
A chart will present a clearer neater, and more
pleasing appearance if it is numbered. - CORRECT
ANSWER >>>>Clockwise and the numbers are evenly
spaced.
How long does it generally take for ninhydrin-treated
prints to naturally fully develop? - CORRECT ANSWER
>>>>Several weeks.
1, 2 - Indanedione - CORRECT ANSWER >>>>60%
Humidity at 100 C in the 520 nm spectrum
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DFO - CORRECT ANSWER >>>>1,8-Diazafluoren-9-one,
best at about 530nm, 100 C with no humidity.
Layers of the dermis in order. - CORRECT ANSWER
>>>>Papillary Dermis (Outer Most)
Reticular Dermis (Inner Most)
Layers of the epidermis in order. - CORRECT ANSWER
>>>>Stratum Corneum (Outer Most)
Stratum Lucideum
Stratum Granulosum
Stratum Spinosum
Stratum Basale (Inner Most)
Most dominate cell in the epidermis. - CORRECT
ANSWER >>>>Keratinocytes
It is to describe every discrepancy that may
be encountered during the analysis of friction ridge
prints. - CORRECT ANSWER >>>>Impossible.
Any chart presented must be technically correct, that
is the corresponding ridge characteristics in the two
prints must be similarly numbered and indicated. -
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CORRECT ANSWER >>>>12 ridge characteristics are
ample to illustrate an identification but it is neither
claimed nor implied that this number is required.
In 1896 the country became the first country in the
world to abolish the anthropometry system - CORRECT
ANSWER >>>>Argentina
A fingerprint classification without whorls would be -
CORRECT ANSWER >>>>1/1
Who reported the use of DFO for the fluorescent
detection of latent prints on paper? - CORRECT
ANSWER >>>>Pounds
A fingerprint classification with all whorls would be... -
CORRECT ANSWER >>>>
Employed in the Central Police Department, La Plata,
Argentina, and installed the French Bertillon
Anthropometric Identification System - CORRECT
ANSWER >>>>Juan Vucetich
VMD is particularly suitable on what surfaces. -
CORRECT ANSWER >>>>Polythene plastic.
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IAI LATENT PRINT CERTIFICATION ACTUAL EXAM
QUESTIONS AND ANSWERS 2025
This is a latent print development technique that
employs finely powdered lead to visually record latent
print images. - CORRECT ANSWER >>>>X-Ray
Satisfactory cleaning solution for ninhydrin and silver
nitrate stains. - CORRECT ANSWER >>>>Bleach
More latent prints are lost because of
and in sufficient brushing than any other causes. -
CORRECT ANSWER >>>>Excessive powder
Physical developer reacts with components of
sebaceous sweat to form what colored deposits. -
CORRECT ANSWER >>>>Grey - Silver
P a g e 1 | 31
,2|Page
Thermoplastic powders must be applied to a surface
with - CORRECT ANSWER >>>>An atomizer.
A film which has an ASA file speed rating of 200 is
as fast as one with a rating of 50. -
CORRECT ANSWER >>>>4 times.
The left ring and little finger have a space value of .... -
CORRECT ANSWER >>>>1
The size of fingerprint cards has been standardized at
.... - CORRECT ANSWER >>>>8 x 8 inch
A chart will present a clearer neater, and more
pleasing appearance if it is numbered. - CORRECT
ANSWER >>>>Clockwise and the numbers are evenly
spaced.
How long does it generally take for ninhydrin-treated
prints to naturally fully develop? - CORRECT ANSWER
>>>>Several weeks.
1, 2 - Indanedione - CORRECT ANSWER >>>>60%
Humidity at 100 C in the 520 nm spectrum
P a g e 2 | 31
,3|Page
DFO - CORRECT ANSWER >>>>1,8-Diazafluoren-9-one,
best at about 530nm, 100 C with no humidity.
Layers of the dermis in order. - CORRECT ANSWER
>>>>Papillary Dermis (Outer Most)
Reticular Dermis (Inner Most)
Layers of the epidermis in order. - CORRECT ANSWER
>>>>Stratum Corneum (Outer Most)
Stratum Lucideum
Stratum Granulosum
Stratum Spinosum
Stratum Basale (Inner Most)
Most dominate cell in the epidermis. - CORRECT
ANSWER >>>>Keratinocytes
It is to describe every discrepancy that may
be encountered during the analysis of friction ridge
prints. - CORRECT ANSWER >>>>Impossible.
Any chart presented must be technically correct, that
is the corresponding ridge characteristics in the two
prints must be similarly numbered and indicated. -
P a g e 3 | 31
, 4|Page
CORRECT ANSWER >>>>12 ridge characteristics are
ample to illustrate an identification but it is neither
claimed nor implied that this number is required.
In 1896 the country became the first country in the
world to abolish the anthropometry system - CORRECT
ANSWER >>>>Argentina
A fingerprint classification without whorls would be -
CORRECT ANSWER >>>>1/1
Who reported the use of DFO for the fluorescent
detection of latent prints on paper? - CORRECT
ANSWER >>>>Pounds
A fingerprint classification with all whorls would be... -
CORRECT ANSWER >>>>
Employed in the Central Police Department, La Plata,
Argentina, and installed the French Bertillon
Anthropometric Identification System - CORRECT
ANSWER >>>>Juan Vucetich
VMD is particularly suitable on what surfaces. -
CORRECT ANSWER >>>>Polythene plastic.
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