GMI Color Management & Quality Standards Flashcards
6 cards from real GMI practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 6 GMI Color Management & Quality Standards flashcards as text
What does G7 calibration methodology focus on in graphic production?
Answer: Achieving neutral gray balance and targeted tone curves across devices
G7 calibration aligns the gray balance and NPDC (Neutral Print Density Curve) of a device to a common aim, enabling visual consistency across different output devices.
Which control strip element is used to measure solid ink density in a GMI press quality check?
Answer: Solid ink patch
Solid ink patches in a color bar are measured with a densitometer or spectrophotometer to verify that ink density meets the target specification.
In GMI color management, what is ink trapping?
Answer: The ability of wet ink to adhere to previously printed wet or dry ink
Ink trapping refers to how well a second ink layer adheres to a previously printed ink layer, affecting color accuracy in multicolor printing.
What is the function of a spectral densitometer in a GMI-certified print facility?
Answer: It measures both density and spectral data simultaneously for comprehensive color analysis
A spectral densitometer combines densitometric and spectrophotometric measurements, allowing operators to check both ink density and colorimetric accuracy in one device.
Which rendering intent should be used when converting photographic images from RGB to CMYK for maximum detail preservation in shadow areas?
Answer: Perceptual
Perceptual rendering intent compresses the entire source gamut to fit the destination gamut, preserving the visual relationships between colors including shadow detail.
What is the primary indicator that a printing press requires recalibration in a GMI quality program?
Answer: Measured color values drift outside acceptable ΔE tolerances from the target
When measured color values consistently exceed ΔE tolerances from the calibration target, it signals that press calibration is required to restore conformance.