Tenprint Fingerprint Certification Tenprint Fingerprint Quality Standards & Control

Question 1

What is the minimum image resolution recommended by the FBI for tenprint fingerprint scans?

Accepted Answer

500 ppi

Answer

300 ppi

Answer

750 ppi

Answer

1000 ppi

Question 2

Which FBI standard governs the quality requirements for electronic fingerprint submissions?

Accepted Answer

EBTS (Electronic Biometric Transmission Specification)

Answer

CJIS Security Policy

Answer

NIST SP 800-76

Answer

DOJ Order 2610.2A

Question 3

What is the NFIQ (NIST Fingerprint Image Quality) scale range?

Accepted Answer

1–5 (lower is better)

Answer

0–100 (higher is better)

Answer

1–10 (higher is better)

Answer

0–255 (based on pixel density)

Question 4

What term describes a fingerprint impression that is too light due to insufficient ink or pressure?

Accepted Answer

Thin impression

Answer

Overrolled

Answer

Underrolled

Answer

Smudged

Question 5

What quality defect occurs when too much ink causes ridges to fill in and appear fused together?

Accepted Answer

Heavy impression

Answer

Thin impression

Answer

Slippage

Answer

Rolled-out impression

Question 6

According to FBI standards, what gray-scale bit depth is required for tenprint fingerprint images?

Accepted Answer

8-bit (256 shades)

Answer

4-bit (16 shades)

Answer

16-bit (65,536 shades)

Answer

24-bit (color)