CERTIFICATION EXAM QUESTIONS ANDCORRECT
ANSWERS (VERIFIED ANSWERS) Q&A 2026
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1. What is the primary purpose of maintaining chain of
custody?
A. Increase storage space
B. Ensure evidence integrity and accountability
C. Speed up investigations
D. Reduce paperwork
Rationale: Chain of custody ensures evidence is traceable and
unaltered.
Correct answer: B
2. Which item is considered best practice when packaging
evidence?
A. Reusing old bags
B. Using clean, appropriate containers
C. Leaving items unsealed
D. Mixing multiple cases
Rationale: Proper packaging prevents contamination.
Correct answer: B
3. What must be recorded every time evidence is transferred?
,A. Investigator opinion
B. Chain of custody documentation
C. Media coverage
D. Suspect statement
Rationale: Every transfer must be documented for
accountability.
Correct answer: B
4. Which is NOT considered physical evidence?
A. Fingerprints
B. Surveillance video
C. Eyewitness opinion
D. Blood samples
Rationale: Opinions are not physical evidence.
Correct answer: C
5. The best method to prevent evidence contamination is:
A. Labeling properly
B. Air drying in open areas
C. Handling without gloves
D. Storing loosely
Rationale: Proper labeling reduces contamination risk.
Correct answer: A
,6. Evidence should be sealed with:
A. Tape or tamper-evident seals
B. Paper clips
C. Rubber bands
D. Staples only
Rationale: Tamper-evident seals ensure security.
Correct answer: A
7. Who is responsible for evidence integrity after collection?
A. Judge
B. Evidence technician
C. Public defender
D. Media
Rationale: Evidence custodians maintain integrity.
Correct answer: B
8. What is the first step when receiving evidence?
A. Destroying packaging
B. Documenting receipt
C. Testing immediately
D. Returning it
Rationale: Documentation begins chain of custody.
Correct answer: B
, 9. Best storage condition for biological evidence is:
A. Warm and humid
B. Refrigerated or frozen
C. Open air
D. Sunlight exposure
Rationale: Cold storage preserves biological material.
Correct answer: B
10. Evidence logs are used to:
A. Track officer schedules
B. Record evidence movement
C. Store case files only
D. Replace reports
Rationale: Logs track evidence handling history.
Correct answer: B
11. Which action breaks chain of custody?
A. Signing evidence log
B. Proper labeling
C. Unauthorized access
D. Sealing evidence
Rationale: Unauthorized access compromises integrity.
Correct answer: C