IAI CERTIFICATION EXAM 2024 ACTUAL EXAM
COMPLETE 200 QUESTIONS WITH DETAILED VERIFIED
ANSWERS (100% CORRECT ANSWERS) / ALREADY
GRADED A+
What sequence of latent print development techniques are used to develop prints
from porous materials? - ANSWER: DFO, Ninhydrin, Physical Developer
The final purple coloured compound usually produced with the treatment of
Ninhydrin - ANSWER: Ruhemann's Purple
What latent print development technique is used to process nonporous material that
are wet? - ANSWER: Small Particle Reagant
A dye which stains protein present in blood to give a blue-black product - ANSWER:
Amino Black
The following types of fingerprints will fluoresce under appropriate illumination -
ANSWER: Natural latent fingerprints and fingerprints contaminated from the
environment
One of the first processes used in a sequence of a fingerprint examination - ANSWER:
Fluorescence Examination
Gentian Violet is a dye which stains fatty constituents of sebaceous sweat producing
an intense purple image. It is effective for the development of what kind of prints? -
ANSWER: Adhesive surface of adhesive tapes
Alternative process name for Amido Black - ANSWER: Naphthalene Black
Iodine vapour is physically absorbed by latent fingerprint deposits and often fades
unless fixed. What color image is formed using iodine vapour? - ANSWER: Brown
What can interfere with the forensic examination for handwriting, body fluids, and
ink? - ANSWER: Gentian Violet
Ninhydrin is a general purpose fingerprint reagent for paper and some other porous
surfaces. What component of a fingerprint deposit does it react with? - ANSWER:
Amino acids
How long does it generally take for Ninhydrin treated prints to fully develop
naturally? - ANSWER: Several weeks
The development of Ninhydrin treated prints may be accelerated with the use of: -
ANSWER: Heating and humidification
,Ninhydrin which uses a Freon solvent virtually eliminates the following problem
when processing porous materials for latent prints - ANSWER: Ink running
What is applied using the method of dipping, brushing, swabbing or spraying? -
ANSWER: Ninhydrin
Physical developer (PD) is what kind of aqueous reagent? - ANSWER: silver-based
Physical developer reacts with components of sebaceous sweat to form what
colored deposit? - ANSWER: Grey-silver
Physical developer is a very effective reagent for developing latent fingerprints on
paper which has been? - ANSWER: Wetted
These flake powders have been shown to be more sensitive than most types of
powders - ANSWER: Aluminum
Which latent print development technique was replaced by the Ninhydrin/Physical
Developer combination for treating porous materials - ANSWER: Silver Nitrate
Silver Nitrate reacts with what component present in fingerprint deposits - ANSWER:
Chlorides
Small particle reagent (SPR) is a latent print development technique that may be
used on all non-porous surfaces including those which are - ANSWER: wet
What does Small Particle Reagent adhere to in the fingerprint deposit? - ANSWER:
Fats
Small Particle Reagent is comprised of what fine particles? - ANSWER: Molybdenum
Disulphide
Small Particle Reagent forms what color deposit? - ANSWER: Grey
The best latent print development technique for use on non-porous surfaces which
are contaminated with grease, foodstuffs, or dried deposits of soft drinks - ANSWER:
Sudan Black
An alternative process name for superglue is - ANSWER: Cyanoacrylate
Superglue polymerizes on some latent fingerprints to produce what colored deposit -
ANSWER: White
Superglue is thought to react primarily with what component in that latent print
deposit - ANSWER: water
, Superglue is most suitable for what kinds of surfaces? - ANSWER: non-porous
Vacuum Metal Deposition utilizes vacuum-coating technology for the evaporation of
metals and the deposition of this metal films. The layers of what metal is used for
this process? - ANSWER: Gold and zinc
Vacuum Metal Deposition is particularly suitable on what surfaces? - ANSWER:
Polythene plastic
This fingerprint development technique reacts more intensely with older fingerprints
thereby making It possible to determine the relative age of a latent print - ANSWER:
Rodamine 6G
Employed in the Central Police Department, La Plata, Argentina and installed the
French Bertillon Anthropometric Identification System - ANSWER: Vucetich
In 1893 operated office that solved the Rojas murder by use of fingerprints -
ANSWER: Vucetich
A fingerprint classification without whorls would be - ANSWER: 1/1
A fingerprint classification with all whorls would be - ANSWER: 32/32
The initial person associating the identification of fingerprints found at crime scenes
with finger impressions in a collection is credited to: - ANSWER: Dr. Henry Faulds
Credited for his practical interest in fingerprints in India as a means of identifying
workers to ensure that payment of wages was not duplicated - ANSWER: Sir Edward
Henry
The first person to confirm ridge permanency - ANSWER: Sir William Herschel
This person if known as the "Father of Canadian Fingerprinting" - ANSWER: Edward
Foster
The first American fingerprint lecturer - ANSWER: Mary Holland
The use of magnetic fingerprint was first reported by: - ANSWER: H. MacDonald
What is applied with the fuming gun method, fuming cabinet method, and solution
method? - ANSWER: Iodine
In 1982 the US Army Criminal Investigation Laboratory in Japan introduced which
novel procedure for processing evidence for latent prints? - ANSWER: Superglue
What kind of prints are developed using an accelerate of a portable heater, hair
dryer, or alcohol lamp? - ANSWER: Superglue prints
COMPLETE 200 QUESTIONS WITH DETAILED VERIFIED
ANSWERS (100% CORRECT ANSWERS) / ALREADY
GRADED A+
What sequence of latent print development techniques are used to develop prints
from porous materials? - ANSWER: DFO, Ninhydrin, Physical Developer
The final purple coloured compound usually produced with the treatment of
Ninhydrin - ANSWER: Ruhemann's Purple
What latent print development technique is used to process nonporous material that
are wet? - ANSWER: Small Particle Reagant
A dye which stains protein present in blood to give a blue-black product - ANSWER:
Amino Black
The following types of fingerprints will fluoresce under appropriate illumination -
ANSWER: Natural latent fingerprints and fingerprints contaminated from the
environment
One of the first processes used in a sequence of a fingerprint examination - ANSWER:
Fluorescence Examination
Gentian Violet is a dye which stains fatty constituents of sebaceous sweat producing
an intense purple image. It is effective for the development of what kind of prints? -
ANSWER: Adhesive surface of adhesive tapes
Alternative process name for Amido Black - ANSWER: Naphthalene Black
Iodine vapour is physically absorbed by latent fingerprint deposits and often fades
unless fixed. What color image is formed using iodine vapour? - ANSWER: Brown
What can interfere with the forensic examination for handwriting, body fluids, and
ink? - ANSWER: Gentian Violet
Ninhydrin is a general purpose fingerprint reagent for paper and some other porous
surfaces. What component of a fingerprint deposit does it react with? - ANSWER:
Amino acids
How long does it generally take for Ninhydrin treated prints to fully develop
naturally? - ANSWER: Several weeks
The development of Ninhydrin treated prints may be accelerated with the use of: -
ANSWER: Heating and humidification
,Ninhydrin which uses a Freon solvent virtually eliminates the following problem
when processing porous materials for latent prints - ANSWER: Ink running
What is applied using the method of dipping, brushing, swabbing or spraying? -
ANSWER: Ninhydrin
Physical developer (PD) is what kind of aqueous reagent? - ANSWER: silver-based
Physical developer reacts with components of sebaceous sweat to form what
colored deposit? - ANSWER: Grey-silver
Physical developer is a very effective reagent for developing latent fingerprints on
paper which has been? - ANSWER: Wetted
These flake powders have been shown to be more sensitive than most types of
powders - ANSWER: Aluminum
Which latent print development technique was replaced by the Ninhydrin/Physical
Developer combination for treating porous materials - ANSWER: Silver Nitrate
Silver Nitrate reacts with what component present in fingerprint deposits - ANSWER:
Chlorides
Small particle reagent (SPR) is a latent print development technique that may be
used on all non-porous surfaces including those which are - ANSWER: wet
What does Small Particle Reagent adhere to in the fingerprint deposit? - ANSWER:
Fats
Small Particle Reagent is comprised of what fine particles? - ANSWER: Molybdenum
Disulphide
Small Particle Reagent forms what color deposit? - ANSWER: Grey
The best latent print development technique for use on non-porous surfaces which
are contaminated with grease, foodstuffs, or dried deposits of soft drinks - ANSWER:
Sudan Black
An alternative process name for superglue is - ANSWER: Cyanoacrylate
Superglue polymerizes on some latent fingerprints to produce what colored deposit -
ANSWER: White
Superglue is thought to react primarily with what component in that latent print
deposit - ANSWER: water
, Superglue is most suitable for what kinds of surfaces? - ANSWER: non-porous
Vacuum Metal Deposition utilizes vacuum-coating technology for the evaporation of
metals and the deposition of this metal films. The layers of what metal is used for
this process? - ANSWER: Gold and zinc
Vacuum Metal Deposition is particularly suitable on what surfaces? - ANSWER:
Polythene plastic
This fingerprint development technique reacts more intensely with older fingerprints
thereby making It possible to determine the relative age of a latent print - ANSWER:
Rodamine 6G
Employed in the Central Police Department, La Plata, Argentina and installed the
French Bertillon Anthropometric Identification System - ANSWER: Vucetich
In 1893 operated office that solved the Rojas murder by use of fingerprints -
ANSWER: Vucetich
A fingerprint classification without whorls would be - ANSWER: 1/1
A fingerprint classification with all whorls would be - ANSWER: 32/32
The initial person associating the identification of fingerprints found at crime scenes
with finger impressions in a collection is credited to: - ANSWER: Dr. Henry Faulds
Credited for his practical interest in fingerprints in India as a means of identifying
workers to ensure that payment of wages was not duplicated - ANSWER: Sir Edward
Henry
The first person to confirm ridge permanency - ANSWER: Sir William Herschel
This person if known as the "Father of Canadian Fingerprinting" - ANSWER: Edward
Foster
The first American fingerprint lecturer - ANSWER: Mary Holland
The use of magnetic fingerprint was first reported by: - ANSWER: H. MacDonald
What is applied with the fuming gun method, fuming cabinet method, and solution
method? - ANSWER: Iodine
In 1982 the US Army Criminal Investigation Laboratory in Japan introduced which
novel procedure for processing evidence for latent prints? - ANSWER: Superglue
What kind of prints are developed using an accelerate of a portable heater, hair
dryer, or alcohol lamp? - ANSWER: Superglue prints
