Forensic Science

9 years ago

Which of the following is NOT true about digital imaging?

Which of the following is NOT true about digital imaging?
   a. Once the image is produced, it can be manipulated and enlarged.
   b. It produces an image composed of pixels.
   c. It is a process in which a picture is converted into

arealhero 933 3 Replies

9 years ago

Explain the proper collection of evidence at the origin of a fire that is suspec

Explain the proper collection of evidence at the origin of a fire that is suspected of being initiated by gasoline. Describe the proper submission of controls for laboratory examination.

arealhero 935 3 Replies

9 years ago

Delineate between trait theory and style theory.

colleen 935 2 Replies

colleen

11 years ago

The conviction of Ennis Cosby's killer was aided by the DNA analysis on a hair t

The conviction of Ennis Cosby's killer was aided by the DNA analysis on a hair that was crucial evidence in the case. This hair:
a. Belonged to Cosby and was found in the suspect's car.
b. Belonged to the killer and was found in

arealhero 939 3 Replies

9 years ago

If there is a GPS capability on a smartphone, how might the investigator use it

If there is a GPS capability on a smartphone, how might the investigator use it in the investigation?

arealhero 944 2 Replies

9 years ago

What are the types of—and reasons for—court jurisdiction?

colleen 945 1 Reply

how_mendel

11 years ago

If a murder victim’s blood is found in the muzzle of a firearm:

If a murder victim’s blood is found in the muzzle of a firearm:
   a. No conclusion can be made.
   b. It can be concluded that the firearm is the murder weapon.
   c. It can be concluded that the firearm was present during injury to the vic

arealhero 946 4 Replies

Olivia Kowalczyk

4 years ago

Arson and Fingerprint Help

Please help!!! I am so lost!!!

What physical and chemical properties of fibers are utilized in forensic science examinations and why? Outline the testing methods and the necessary safeguards.

Discuss the proper collection of evi

Fizzle920 948 1 Reply

bio_man

9 years ago

Use of which of the following drugs is LEAST likely to lead to psychological dep

Use of which of the following drugs is LEAST likely to lead to psychological dependence?
   a. Codeine
   b. Alcohol
   c. Heroin
   d. Cocaine

arealhero 953 3 Replies

9 years ago

Discharged evidence bullets must be carefully handled to avoid damage to the: a

Discharged evidence bullets must be carefully handled to avoid damage to the:
   a. Manufacturer’s imprint.
   b. Caliber markings.
   c. Striation markings.
   d. Ejection pattern.

arealhero 954 3 Replies

9 years ago

Characteristic markings on the skin caused from the discharge of a firearm is kn

Characteristic markings on the skin caused from the discharge of a firearm is known as:
a. Staining.
b. Stippling.
c. Tattooing.
d. b and c

arealhero 956 3 Replies

9 years ago

Which component of DNA forms the backbone of the molecule?

Which component of DNA forms the backbone of the molecule?
   a. Phosphate group
   b. Nitrogenous base
   c. Sugar
   d. Both a and c

arealhero 960 3 Replies

9 years ago

The deposition of backward spatter produced by a gunshot wound is determined by:

The deposition of backward spatter produced by a gunshot wound is determined by:
   a. The location of the injury.
   b. The size of the wound created.
   c. The distance between the victim and the muzzle.
   d. All of the above

arealhero 962 3 Replies

9 years ago

In which phenotype pairings can the genotypes of the individuals be directly kno

In which phenotype pairings can the genotypes of the individuals be directly known?
a. Type AB and type O
b. Type A and type B
c. Type B and type O
d. Type A and type AB

arealhero 965 3 Replies

9 years ago

The process of crime scene reconstruction may enlist the expertise of all of the

The process of crime scene reconstruction may enlist the expertise of all of the following EXCEPT:
   a. A trained criminalist.
   b. A criminal personality profiler.
   c. A medical examiner.
   d. A forensic anthropologist.

arealhero 972 3 Replies

9 years ago

The likelihood that spontaneous combustion will occur in improperly ventilated c

The likelihood that spontaneous combustion will occur in improperly ventilated containers of highly unsaturated oils is _____ the likelihood that such combustion will occur with hydrocarbon lubricating oils.
a. Less than
b.

arealhero 973 3 Replies

9 years ago

When a defendant in Canada is found not criminally responsible, what are the thr

When a defendant in Canada is found not criminally responsible, what are the three possible outcomes? In addition, what factors are taken into consideration when deciding on the outcome?

colleen 976 1 Reply

ThePsychic

11 years ago

Which of the following actions taken at the crime scene involving a computer are

Which of the following actions taken at the crime scene involving a computer are incorrect?
a. Upon arrival, sketching the overall layout as well as photographing it
b. Photographing any running monitors
c. Removing the plug from the b

arealhero 977 2 Replies

9 years ago

The first thing a crime scene investigator should do when encountering computer

The first thing a crime scene investigator should do when encountering computer forensic evidence is:
   a. Unplug every device from the CPU to preserve the hard disk drive.
   b. Procure a warrant to search.
   c. Remove the system t

arealhero 978 2 Replies

9 years ago

Which type(s) of screening and confirmation tests are used for analyzing evidenc

Which type(s) of screening and confirmation tests are used for analyzing evidence of explosives?
a. TLC
b. Color spot tests
c. Gas chromatography/mass spectrometry
d. All of the above

arealhero 981 3 Replies

9 years ago

How would chewing gum be packaged?

I'm trying to find out how chewing gum would be packaged at a crime scene, would it go into an ordinary evidence bag or something else?

dsimpson1990 981 1 Reply

duddy

12 years ago

The most commonly encountered ridge characteristics (used by AFIS) are the:

The most commonly encountered ridge characteristics (used by AFIS) are the:
   a. Ridge ending and island.
   b. Ridge crossing and short ridge.
   c. Bifurcation and ridge ending.
   d. Bifurcation and trifurcation.

arealhero 982 4 Replies

Jessica Olsen

4 years ago

The best place to take a blood sample in order to avoid contamination is the: a

The best place to take a blood sample in order to avoid contamination is the:
a. Inferior vena cava.
b. Superior vena cava.
c. Heart.
d. Femoral vein.

arealhero 994 3 Replies

9 years ago

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

Which of the following items is likely to contain DNA evidence?
   a. A self-adhesive mailing stamp
   b. A bed sheet
   c. A blue rug fiber
   d. A glass fragment

arealhero 995 4 Replies

Julie Abbott

3 years ago

Explain the roles and responsibilities of an investigator investigating an incid

Explain the roles and responsibilities of an investigator investigating an incident with a possible crime scene but no suspect. Indicate the different directions the investigation may take at this early stage of the investigation and the role o

naranja 996 1 Reply

9 years ago

Evidence to substantiate that a rape occurred could include:

Evidence to substantiate that a rape occurred could include:
   a. Blood and semen.
   b. Hairs.
   c. Fibers.
   d. All of the above.

arealhero 998 3 Replies

9 years ago

When is it necessary to make a "fingerprint" of a HDD?

When is it necessary to make a "fingerprint" of a HDD?
   a. In most cases
   b. Only sometimes
   c. Before and after imaging its contents
   d. Rarely

arealhero 1001 2 Replies

9 years ago

During crime scene reconstruction, no evidence or data should ever be excluded.

During crime scene reconstruction, no evidence or data should ever be excluded.
a. True
b. False

arealhero 1003 3 Replies

9 years ago

The primary form of data storage within a personal computer is:

The primary form of data storage within a personal computer is:
   a. The CD-ROM.
b. The hard disk drive.
   c. A zip drive.
   d. The recycle bin.

arealhero 1008 2 Replies

9 years ago

Which is NOT a widely used screening tool in the toxicology lab?

Which is NOT a widely used screening tool in the toxicology lab?
   a. Immunoassay
   b. TLC
   c. GC-MS
   d. None of the above

arealhero 1008 3 Replies

9 years ago

A change in the physical appearance or meaning of something is known as a (an):

A change in the physical appearance or meaning of something is known as a (an):
a) Authentication
b) Alteration
c) Addition
d) Eradication
e) Indentation

naranja 1009 1 Reply

9 years ago

Synthetic fibers display _____ because they are crystalline.

Synthetic fibers display _____ because they are crystalline.
a. High density
b. Infrared reflectance
c. Dispersive properties
d. Birefringence

arealhero 1010 3 Replies

9 years ago

State the six different ways that evidence can be produced and provide an exampl

State the six different ways that evidence can be produced and provide an example for each which will clearly illustrate the distinguishing characteristics and potential value of the evidence.

naranja 1011 1 Reply

9 years ago

Which of the following rifling methods is no longer in use?

Which of the following rifling methods is no longer in use?
   a. The button method
   b. The hook cutter method
   c. The mandrel method
   d. The broach cutter method

arealhero 1014 3 Replies

9 years ago

Working on what type of surface increases the danger of static electricity?

Working on what type of surface increases the danger of static electricity?
a. Metal tables
b. Hardwood floors
c. Carpet
d. Lab desk

arealhero 1017 2 Replies