GMI Process Control and Documentation 2

Question 1

In graphic arts production, what is the primary purpose of a press fingerprint test?

Accepted Answer

To characterize how a press reproduces tone values under specific conditions

Answer

A press fingerprint establishes the tonal response and dot gain behavior of a specific press under defined conditions.

Question 2

Which ISO standard specifically addresses graphic technology process control for offset lithographic printing?

Accepted Answer

ISO 12647-2

Answer

ISO 12647-2 defines process parameters and tolerances for offset lithographic printing of halftone color separations.

Question 3

A solid ink density reading of 1.60 is measured but the target is 1.45. What corrective action should the press operator take first?

Accepted Answer

Reduce ink feed to lower the ink film thickness

Answer

Solid ink density above target indicates too much ink on the substrate; reducing ink feed lowers the ink film thickness to bring density back to target.

Question 4

What does TVI (Tone Value Increase) measure in print production?

Accepted Answer

The difference between measured dot area and nominal dot area in print

Answer

TVI (also called dot gain) measures the difference between the printed dot area and the original file dot percentage.

Question 5

A job order traveler in a print shop is BEST described as:

Accepted Answer

A document that accompanies a job through production tracking all specifications and sign-offs

Answer

A job traveler (or job ticket) follows a job through every production stage, recording specifications, instructions, and operator approvals.

(GMI) Graphic Measures International Certification Practice Test

(GMI) Graphic Measures International Certification Practice Test

GMI Process Control and Documentation 2