FDC FDC Quality Assurance & Accreditation

Question 1

Which organization provides accreditation specifically recognized for forensic DNA laboratories in the United States?

Accepted Answer

ASCLD

Answer

ANSI

Answer

ISO

Answer

CAP

Question 2

What is the purpose of an external proficiency test in a forensic DNA laboratory?

Accepted Answer

To assess analyst competency using samples where the results are unknown to the analyst

Answer

To train new analysts on new methods

Answer

To verify instrument calibration

Answer

To audit chain of custody documentation

Question 3

Under the FBI Quality Assurance Standards, how often must forensic DNA analysts complete external proficiency testing?

Accepted Answer

Every six months

Answer

Annually

Answer

Every two years

Answer

Only during initial qualification

Question 4

What is a reagent blank used for in forensic DNA quality control?

Accepted Answer

To check for contamination introduced during the extraction process

Answer

To measure STR allele size accuracy

Answer

To calibrate the CE instrument baseline

Answer

To verify PCR amplification efficiency

Question 5

Which control confirms that the PCR amplification process worked correctly?

Accepted Answer

Positive amplification control

Answer

Negative amplification control

Answer

Reagent blank

Answer

Internal size standard

Question 6

What is the primary role of a technical review in a forensic DNA case?

Accepted Answer

To ensure that the data and interpretations are scientifically accurate and complete

Answer

To verify that the chain of custody is unbroken

Answer

To confirm the laboratory meets accreditation standards

Answer

To approve the case for court testimony