CCSA ACTUAL EXAM QUESTIONS WITH REVISED ANSWERS 100% CORRECT
3 views 0 purchase
Module
CCSA
Institution
CCSA
CCSA ACTUAL EXAM QUESTIONS WITH REVISED ANSWERS 100% CORRECT
What does using bounce flash require? - Answer- A wider aperture which reduces DOF
Painting with light - Answer- Photographic technique to be used when a single flash would be inadequate for the size of a large dimly lit scene
3...
CCSA ACTUAL EXAM QUESTIONS
WITH REVISED ANSWERS 100%
CORRECT
What does using bounce flash require? - Answer- A wider aperture which reduces DOF
Painting with light - Answer- Photographic technique to be used when a single flash
would be inadequate for the size of a large dimly lit scene
3 main areas of painting with light: - Answer- 1. Tripod variables
2. Camera variables
3. Flash variables
2 alternate lighting techniques for painting with light: - Answer- 1. Time exposures
2. Take photographs with aperture priority
Wavelength of visible light - Answer- 400-700nm
Wavelength for UV light - Answer- Under 400nm
Wavelength for IR - Answer- Above 700nm
Main reactions of light with different substrates: - Answer- 1. Reflection
2. Absorption
3. Transmission
4. Fluorescence
George G. Stokes 1852 - Answer- Discovered fluorescence
Luminescence - Answer- Molecules ability to emit light from causes other than heat
Phosphorescence - Answer- Retains radiation they have absorbed and then continue
glowing after the stimulation has ceased
Long wave UV - Answer- 315-400nm
Medium wave UV - Answer- 280-315nm
,Short wave UV - Answer- 200-280nm
When doing reflective UV photography using an electronic flash: - Answer- 1. Use 18A
filter over the lens
2. Use T-Max ISO 400 Film
3. Sync shutter speed
4. Perform exposure tests
What is a normal IR camera filter? - Answer- Wratten #87
Types of evidence reveled by IR - Answer- 1. Ink differentiations
2. Visualize GSR
3. Visualize writing on burned documents
4. Visualize blood stains
Effects of IR on different substrates: - Answer- 1. Absorbs
2. Reflects
3. Transmits
4. Converts
Who is credited with turning forensic photography into a systematic science? - Answer-
Alphonse Bertillion
Who disseminated the methods for forensic photography and founded the institute
Lausanne? - Answer- Reiss
2 unrelated factors that bias the public - Answer- 1. CSI Effect
2. They think science and technology are not subject to manipulation
What does classification mean? - Answer- That an item of evidence shares a common
source
What is considered pattern evidence? - Answer- Fingerprints, firearms, footwear
impressions, tool mark impressions, and tire impressions
DNA testing uses the statistical occurrence of discrete pieces of genetic material also
called: - Answer- Alleles
Alleles have different frequency values developed from: - Answer- Population
databases
Alleles at different locations, or loci, are: - Answer- Statistically independent from other
locations
, In the legal doctrine called "fruit of the poison apple" states: - Answer- That any
subsequent information derived from illegally seized physical evidence is inadmissible in
court and cannot be used
_____________ or _______________, are used to verify that the uncontaminated
samples do not interfere with the analysis - Answer- Blank samples or substrate control
Type of containers used for volatile evidence such as gasoline-soaked debris - Answer-
Airtight containers
How should you package extra small objects such as hair, fibers, or glass fragments? -
Answer- Double wrap them
Alternative methods to collecting trace evidence: - Answer- Shaking,or sweeping so
material falls on clean paper
Picking it off of clothing or large surfaces
Use 4 in tape and press it onto clothing and then place sticky side down on a
microscope slide for examination
Are individuals whose jobs apply science and technology to the solution of criminal acts
- Answer- Forensic scientists, crime scene specialists, and investigators
Has a Guidelines for Forensic Laboratory Management Practices - Answer- The
American Society of Crime Laboratory Directors (ASCLD)
What is one of the responsibilities of the first responding officer? - Answer- Protecting
the crime scene
Locard Exchange Principal - Answer- The notion of an individual coming in contact with
a scene and changing it in some way or every contact leaves a trace
The Locard Exchange Principle is named after - Answer- Edward Locard
All first responders should respond as - Answer- Calm and deliberate
A simple watchword is - Answer- Be AWARE
Notation of the time - Answer- That the crime was committed, the first officer was called,
and the time of arrival on scene
The first thing an officer should do when entering a residence is - Answer- Make it safe
When paramedics are on scene what should the first officer do - Answer- Instruct them
on how to enter the scene without disturbing evidence
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Scholarsstudyguide. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for £11.11. You're not tied to anything after your purchase.
