Deck 7: Biometrics: Livescan and Afis

Question 1

Define biometrics.

Answer 1

a. "Biometrics" comes from the root words "bio" meeting life and "metric" meaning measure
b. Refers to using unique biological measurements or features to identify individuals

Question 2

List three examples of forensic biometrics.

Answer 2

a. Handwriting
b. Odontology
c. Anthropology
d. Fingerprints

Question 3

fingerprints are the most common biometric used for criminal identification around the world today.

Answer 3

True

Question 4

What are the two main purposes of AFIS as a law enforcement tool?

Question 5

How does a livescan fingerprint image appear on the computer monitor?

Question 6

What is the most crucial step for successfully utilizing AFIS technology?

Question 7

List the seven advantages to livescan prints.

Question 8

What technological advancement led to the development of the AFIS?

Question 9

What features of a computer make it suitable for the search and storage of tenprint cards?

Question 10

What is the name of the FBI's criminal fingerprint database, and what was it formerly called?

Question 11

Which city in the United States was the first jurisdiction to use the AFIS computer on a routine basis?

Question 12

What functions does AFIS perform when an individual is arrested?

Question 13

Why does the AFIS computer search a database of tenprint records from other arrests?

Question 14

a computer performs a feature extraction algorithm in order to pick out minutiae in a fingerprint.

Question 15

How does a latent print examiner enter a latent print into the AFIS database, and what information is recorded?

Question 16

How is a latent print searched in the AFIS database?

Question 17

What are candidate fingerprints?

Question 18

the AFIS computer makes the final determination as to whether or not a latent print is a "match" to a candidate fingerprint.

Question 19

What are the possible future technological advances that will improve AFIS systems?

Question 20

What are some concerns with the increasing database sizes and improving algorithms?

Question 21

What are some ways AFIS searches can be made more efficient?