Basics of Fingerprint Analysis Quiz

1. Which layer of the skin is primarily responsible for the formation of ridge patterns in fingerprints?

Dermis Epidermis Hypodermis Stratum Corneum

2. What is the primary compound used in the cyanoacrylate fuming method for fingerprint development?

Superglue Ninhydrin Silver nitrate Iodine crystals

3. Which of the following is NOT a fingerprint pattern category according to the Henry Classification System?

Wave Arch Loop Whorl

4. What term is used for the points in a fingerprint where ridges terminate or split?

Minutiae Core Delta Ridge Ending

5. In the Henry Classification System, which pattern is assigned the lowest numerical value in the equation?

Loop Composite Arch Whorl

6. What type of fingerprint is left on a soft surface that retains the impression of the finger’s ridge pattern?

Latent Patent Plastic Invisible

7. The AFIS (Automated Fingerprint Identification System) algorithm primarily focuses on which fingerprint feature?

Pores Minutiae Ridge count Core

8. Which type of fingerprint powder is most suitable for developing prints on dark surfaces?

Black powder Aluminum powder Magnetic powder Fluorescent powder

9. What is the most common fingerprint pattern found in the general population?

Plain Arch Tented Arch Loop Whorl

10. Which of the following methods is most effective for visualizing latent prints on paper?

Ninhydrin Cyanoacrylate fuming Silver nitrate Magnetic powder

11. Which chemical is most commonly used for developing latent prints on non-porous surfaces?

Silver nitrate Ninhydrin Superglue (cyanoacrylate) Iodine fuming

12. Which type of fingerprint pattern has two deltas?

Loop Arch Whorl Composite

13. Which characteristic is NOT considered a minutia in fingerprint analysis?

Bifurcation Ridge ending Enclosure Core

14. Which fingerprint development method is most commonly used for detecting prints on porous materials?

Iodine fuming Cyanoacrylate Ninhydrin Magnetic powder

15. Which fingerprint pattern type has the highest percentage occurrence in populations worldwide?

Plain arch Tented arch Loop Whorl

16. Which fingerprint characteristic is commonly found at the center of a loop or whorl pattern?

Delta Core Bifurcation Ridge ending

17. In fingerprint analysis, what does AFIS stand for?

Automatic Fingerprint Imaging System Automated Fingerprint Identification System Advanced Fingerprint Integration System Applied Fingerprint Indexing System

18. Which minutiae type is a small gap within a ridge line in fingerprint analysis?

Ridge ending Short ridge Dot Island

19. Which technique is used to visualize fingerprints on thermal paper without damaging it?

Ninhydrin Physical developer Cyanoacrylate fuming Indanedione

20. Which of the following patterns is considered an accidental whorl?

Loop and whorl mix Double loop Central pocket loop Plain arch

21. Which of the following is true about ridge count in fingerprint analysis?

It is the number of ridges between the core and delta. It is always zero in an arch pattern. It applies only to whorls. It includes bifurcations.

22. The Henry Classification System assigns values to which specific fingerprint patterns?

Arches and loops Loops and whorls Whorls only Arches only

23. What is the most distinct characteristic of a tented arch pattern?

A single delta A sharp upthrust Two cores A loop within the pattern

24. Which method is effective for developing latent fingerprints on adhesive surfaces like tape?

Cyanoacrylate fuming Powder dusting Ninhydrin Crystal violet

25. Which aspect of fingerprint patterns allows for the classification of fingerprints into different groups?

Ridge flow Core position Minutiae count Number of deltas

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