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Introduction to Forensic Science and Criminalistics
Robert E Gaensslen, University of Illinois
Howard Harris, University of New Haven
Henry C Lee, University of New Haven
Toolmarks and Firearms

Multiple Choice Quiz



1

Which of the following methods can be used to recover firearm serial numbers that have been defaced?
A)Etching
B)Chiseling
C)Scratching
D)Marking
E)Gouging
2

A computer database containing images of bullets and cartridge cases recovered from crime scenes or test fired from seized firearms is known by the acronym:
A)SWGGUN
B)AFIS
C)NIBIN
D)GRC
E)IAFIS
3

A revolver would be classified as:
A)A "zip gun"
B)A single-shot firearm
C)An automatic firearm
D)A semi-automatic firearm
E)A pistol
4

The land-to-land diameter inside a rifle barrel is called the:
A)Broach
B)Gauge
C)Twist
D)Muzzle
E)Caliber
5

A toolmark on a fixed object should be photographed and then cast with:
A)Plaster of Paris
B)Dental Stone
C)Silicone rubber
D)Putty
E)Super Glue








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