PCI Evidence Collection & Chain of Custody 2

Question 1

When packaging biological evidence for laboratory analysis, investigators should:

Accepted Answer

Use paper bags or breathable containers to prevent mold growth

Answer

Biological evidence must be packaged in breathable containers like paper bags to prevent moisture buildup that leads to mold and degradation.

Question 2

A 'break in chain of custody' most seriously affects evidence by:

Accepted Answer

Raising doubt about evidence integrity and admissibility

Answer

A break in chain of custody creates reasonable doubt about whether evidence was tampered with or altered, potentially making it inadmissible.

Question 3

In digital forensics, the concept of 'write blocking' refers to:

Accepted Answer

Using hardware or software to prevent modification of digital evidence during examination

Answer

Write blockers prevent any data from being written to digital storage media during forensic examination, preserving the original state of evidence.

Question 4

Which of the following best describes 'locard's exchange principle' as it applies to evidence collection?

Accepted Answer

Every contact between two objects leaves a trace on both

Answer

Locard's Exchange Principle states that when any two objects come into contact, material is transferred between them, forming the basis for trace evidence collection.

Question 5

When collecting latent fingerprints, the investigator should document them by:

Accepted Answer

Photographing them before any processing or lifting

Answer

Latent fingerprints must be photographed in place before any processing to document their original location and condition.

(PCI) Professional Certified Investigator Practice Test

(PCI) Professional Certified Investigator Practice Test

PCI Evidence Collection & Chain of Custody 2