IAI TEST NEWEST 2024 ACTUAL EXAM COMPLETE 250 QUESTIONS A
CORRECT ANSWERS (VERIFIED ANSWERS) |ALREADY GRADED A+
Study online at https://quizlet.com/_fu66cu
1. What sequence of latent print development tech- DFO, Ninhydrin,
niques are used to develop prints from porous ma- Physical Develop-
terials? er
2. The final purple coloured compound usually pro- Ruhemann's Pur-
duced with the treatment of Ninhydrin ple
3. What latent print development technique is used to Small Particle
process nonporous materials that are wet? Reagent
4. A dye which stains protein present in blood to give a Amido Black
blue-black product
5. The following types of fingerprints will fluoresce un- 1. Natural latent
der appropriate illumination fingerprints
2. Some types
of contamination
arising from the
environment and
subsequently de-
posited in finger-
prints
6. May be one of the first processes used in a sequence Fluorescence ex-
of a fingerprint examination amination
7. Gentian violet is a dye which stains fatty constituents Adhesive surface
of sebaceous sweat producing an intense purple im- of adhesive tapes
age. It is very effective for the development of latent
fingerprints on...
8. Alternative process names for Gentian Violet 1. Crystal Violet
2. Methyl Violet
9. Alternative process name for Amido Black Naphthalene
Black
10. Brown
, IAI TEST NEWEST 2024 ACTUAL EXAM COMPLETE 250 QUESTIONS A
CORRECT ANSWERS (VERIFIED ANSWERS) |ALREADY GRADED A+
Study online at https://quizlet.com/_fu66cu
Iodine vapour is physically absorbed by latent fin-
gerprint deposits and often fades unless fixed. What
color image is formed using iodine vapour?
11. Gentian Violet can interfere with the forensic exami- 1. Handwriting
nation for: 2. Body fluids
3. Ink
12. Ninhydrin is a general purpose fingerprint reagent for Amino Acids
paper and some other porous surfaces. What compo-
nent of a fingerprint deposit does it react with?
13. How long does it generally take for Ninhydrin treated Several weeks
prints to naturally, fully develop
14. The development of Ninhydrin treated prints may be Heating and Hu-
accelerated with the use of? midification
15. Ninhydrin which uses a Freon solvent virtually elimi- Ink running
nates the following problem when processing porous
materials for latent prints?
16. Ninhydrin may be applied using what methods? 1. Dipping
2. Brushing
3. Spraying
17. Physical Developer (PD) is what kind of aqueous Silver-based
reagent?
18. Physical Developer reacts with components of seba- Grey-silver
ceous sweat to form what colored deposit?
19. Physical Developer is a very effective reagent for de- Wetted
veloping latent fingerprints on paper which has been:
20. These flake powders have been shown to be more Aluminum
sensitive than most other types of powders
21. Silver Nitrate
, IAI TEST NEWEST 2024 ACTUAL EXAM COMPLETE 250 QUESTIONS A
CORRECT ANSWERS (VERIFIED ANSWERS) |ALREADY GRADED A+
Study online at https://quizlet.com/_fu66cu
Which latent print development technique was re-
placed by the Ninhydrin/Physical Developer combi-
nation for treating porous materials for latent prints?
22. Silver Nitrate reacts with what component present in Chlorides
fingerprint deposits?
23. Small Particel Reagent (SPR) is a latent print develop- Wet
ment technique that may be used on all non-porous
surfaces including those which are ...
24. What does Small Particle Reagent adheres to in the Fats
fingerprint deposit?
25. Small Particle Reagent is comprised of what fine par- Molybdenum
ticles? Disulphide
26. Small Particle Reagent forms what color deposit? Grey, also white
and black
27. The best latent print development technique for use Sudan Black
on non-porous surfaces which are contaminated with
grease, foodstuffs, or dried deposits of soft drinks
28. An alternative process name for superglue Cyanoacrylate
29. Superglue polymersises on some latent fingerprints White
to produce what colored deposit?
30. Superglue is thought to react primarily with what Water
component in the latent print deposit?
31. Superglue is most suitable for what kinds of sur- Non-porous
faces?
32. Vacuum Metal Deposition utilizes vacuum-coating Gold and Zinc
technology for the evaporation of metals and the de-
position of thin metal films. Thin layers of what metal
are used for this process?
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