CDIA Scanning Technology 3

Question 1

Which TWAIN specification component acts as the software interface between the application and the scanner driver?

Accepted Answer

Source Manager

Answer

The TWAIN Source Manager acts as the intermediary that brokers communication between scanning applications and individual scanner Data Sources (drivers).

Question 2

What is the effect of scanning a document at 600 DPI compared to 300 DPI, assuming the same document size?

Accepted Answer

The file size is approximately four times larger

Answer

Doubling DPI in both dimensions quadruples the number of pixels (and thus file size before compression) because pixels increase as the square of the resolution factor.

Question 3

In high-volume document scanning environments, what does 'imprinting' refer to?

Accepted Answer

Physically stamping or printing a sequence number on the physical document during scanning

Answer

Imprinting is a feature where the scanner's integrated printer physically marks the original document with a batch number, date, or sequence number during the scan pass.

Question 4

Which scanning technology is specifically designed to capture images from 16mm or 35mm microfilm rolls?

Accepted Answer

Microfilm scanner

Answer

Microfilm scanners are purpose-built to digitize images stored on microfilm or microfiche using specialized optical systems and transport mechanisms.

Question 5

What is the purpose of a 'black reference' calibration strip used by production document scanners?

Accepted Answer

To establish the baseline for absolute black, ensuring accurate tonal reproduction

Answer

A black reference strip provides the scanner's sensor with a known black point for calibration, ensuring accurate shadow detail and tonal range across the full grayscale spectrum.

(CDIA) Certified Document Imaging Architect Practice Test

(CDIA) Certified Document Imaging Architect Practice Test

CDIA Scanning Technology 3