CJS 215 Wk 2 Concept Check

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CJS 215 Wk 2 Concept Check

1. 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.

2. 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.

3. 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.

4. 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.

5. Question 5

The purpose of the crime-scene search is to locate what?

DNA evidence

Physical evidence

Fingerprint evidence

Bloodstain evidence

6. 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

7. 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

8. 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

9. 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.

1. 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

1. 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

2. Question 12

Which of the following items is likely to contain DNA evidence?

Bedsheet

Blue rug fiber

Glass fragment

Self-adhesive mailing stamp

3. 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.

4. 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