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IAI CERTIFICATION | 267 ACTUAL QUESTIONS AND ANSWERS 100% CORRECT | NEW UPDATE 2024
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IAI CERTIFICATION | 267 ACTUAL QUESTIONS AND ANSWERS 100% CORRECT | NEW UPDATE 2024
[Meer zien]Voorbeeld 4 van de 31 pagina's
Voorbeeld 4 van de 31 pagina's
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Door: christinehunt454 • 3 maanden geleden
I downloaded this for the IAI Certification test. This is 100% for the FINGERPRINTING IAI certification. It is not labeled correctly and I spent my money for nothing!
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IAI CERTIFICATION | 267 ACTUAL QUESTIONS AND ANSWERS 100% CORRECT | NEW UPDATE 2024 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
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