Chapter 6 - Basic Investigative Leads and Informants Flashcards
_____ and ______ are broad areas of investigation basic to any crime
motive and opportunity
The choice of a particular crime to commit and the selection of a method of committing it it the ______ _______
modus operandi
In cases of known identity, the objective is to _______ the story of the ______
corroborate, eyewitness
_______ information often confirm suspicions against a person as a prime suspect by associating him with the crime scene or victim.
passive
________ information leads to the establishment of a group of suspects.
active
in homicide cases _____ or _______ is s standard avenue of inquiry.
jealousy, elimination
What type of contact is considered to be an aggressive police patrol tactic?
field contact
There is no better clue to the identity of a criminal than the identification of a _______
vehicle
A modus operandi file has three major capabilities ________, ________ and _________
identifying a perpetrator, linking an unknown perpetrator and storing data on unsolved crimes according to MO
NCIC was created in what year?
1967
How many inquiries does NCIC handle a day?
2.5 million
The ____ _____ ____ ____ ___ is a nationwide database deploying ballistic imagine equipment.
National Integrated Ballistics Information Network
Who maintains the NIBIN?
ATF
Congress passed the Jacob Wetterling Crimes Against Children and Sexually Violent Offender Registration Act in what year?
1994
Sex offenders must register for a period of at least __ years with some states requiring _______ _______ for all or some offenses.
10, lifetime registration
The Amber Alert System was designed to combat what type of predators?
sexual
What system consists of several hundred plastic slides containing photo reproductions of one small portion of a human face?
Identi-Kit
What are the six types of linkage between persons engaged in criminal activity?
neighborhood friendships, juvenile hall/prison, family, coethnic, buyer-seller, lovers
_____ ______ participate directly in gathering sufficient evidence to warrant an arrest.
participant informant
A basic lead informant are not basic leads but rather a mean through which basic leads are formed.
Tru or False
True
A ______ ______ is a person who is liable to prosecution for the identical offense charged against the defendant or defendants in a pending trial.
accomplice witness
______ is observation of people and places by investigators to develop investigative leads.
surveillance
______ ______ is nothing more than keeping watch on a particular suspect, vehicle or place.
visual surveillance
Binoculars permit observation from a distance of ____ to ____ city blocks
2, 3
