- Description
CJS 215 Wk 2 Concept Check
- Question 1
After providing medical assistance for the injured and arresting any suspects on the scene, the first officer should immediately:
Search the scene.
Secure the scene.
Photograph the scene.
Make a rough sketch of the scene.
- Question 2
The center of the crime scene, which is always included within the crime scene’s boundary, is:
The area where the first responder entered the scene.
The area where the witnesses were located.
The area where the command center will be located.
The area where the crime occurred.
- Question 3
The conditions at a crime scene can be compromised by all of the following actions except:
Taking photographs at the crime scene.
Eating food at the crime scene.
Turning on a faucet on the crime scene.
Smoking at the crime scene.
- Question 4
The size and location of the crime scene as well as the events that occurred there will determine:
The kind of evidence that will be missing.
The time at which the crime scene is searched.
The kind of search pattern that will be used to located evidence.
The number of personnel who will process the evidence at the crime laboratory.
- Question 5
The purpose of the crime-scene search is to locate what?
DNA evidence
Physical evidence
Fingerprint evidence
Bloodstain evidence
- Question 6
To formulate a successful strategy for recovering relevant physical evidence at crime scenes, what must the investigator ultimately rely on?
Reference material
Experience
Training
The lead investigator
- Question 7
Which of the following may give clues about the timing of an incident?
Presence or absence of a television
Position of the day’s newspaper inside or outside of the house
Position of the victim’s vehicle
Whether a door is locked or unlocked
- Question 8
The scientific method requires that scientific evidence be validated by what means?
Formulating pertinent questions
Formulating hypotheticals
Performing experiments
All of the above
- Question 9
The advantages of recording crime-scene notes on an audio-recording device include all of the following except:
The notes can be recorded at the crime laboratory instead of at the crime scene.
The investigator’s hands are free to carry out other tasks while recording the notes.
Detailed notes can be spoken much faster than they can be written.
The notes are recorded as the observations are made.
- Question 10
Recording the details of a large outdoor crime scene or the relationship of multiple crime scenes may involve:
Infrared photography
Aerial photography
Night photography
Impression photography
- Question 11
Investigators should collect possible carriers of trace evidence, which may include which of the following?
Vacuum sweepings
Clothing
Fingernail scrapings
All of the above
- Question 12
Which of the following items is likely to contain DNA evidence?
Bedsheet
Blue rug fiber
Glass fragment
Self-adhesive mailing stamp
- Question 13
Which one of the following is a correct evidence-collection procedure?
Items recovered from the scene of a murder should be sent along with the body to the medical examiner.
All items collected from the same grid area should be packaged together.
Every item should be secured individually in a plastic bag to prevent contamination.
Bloodstained garments should be packaged separately in paper bags.
- Question 14
How must an evidence collector take care to avoid potentially contaminating objects of evidential value by transferral of DNA?
Reusing shoe covers
Wearing a face mask
Packaging items containing potential DNA evidence in airtight bags
Packaging all items containing potential DNA evidence in the same package
- Question 15
What is the list of all people who have come into possession of an item of evidence called?
Evidence log
Photography log
Chain of custody
Examination notes
- Question 16
Crime-scene reconstructions have the best chance of accuracy if the investigators do which of the following?
Exclude all testimonial evidence
Use proper documentation and collection methods for all types of evidence
Process all evidence at the crime laboratory
Trust their first instincts and test their first theories
- Question 17
A logical reconstruction of crime-scene events can be created by using which of the following processes?
Falsifiability
Inductive reasoning
Deductive reasoning
All of the above
- Question 18
What can re-enactments of crime-scene events provide insight into?
The physical plausibility of a reconstruction theory
The inconsistency of direct physical evidence
The age and physical fitness of those involved in the actual crime
All of the above
- Question 19
An event timeline will define each event that may have occurred at a crime scene:
Along with the mathematic probability of each event.
In various probable orders within a known or estimated time frame.
Accompanied by the exact time at which it occurred.
Accompanied by a re-enactment of the event.
- Question 20
The physical evidence that can be used to aid in a crime-scene reconstruction includes which of the following?
Blood spatters
Gunshot residues
Glass fragments
All of the above