Questions and Answers
What are the smallest number of patches needed to test G7 "Grayscale" COMPLIANCE -
ANSWER>>Columns 4 and 5 of a P2P target
(plus six solid CMYRGB patches)
Of the following options, the smallest number of patches needed to test G7 "GRAYSCALE"
compliance is:
(TC1617 target, P2P target, the two-row G7 verifier target) - ANSWER>>the two-row G7 verifier
target
Of the following options, the smallest number of patches needed to test G7 "TARGETED"
compliance is:
(TC1617 target, P2P target, the two-row G7 verifier target, P2p target and a IT8.7/4 target) -
ANSWER>>TC1617 target ?
Proofing systems must qualify as: - ANSWER>>G7 Colorspace
On a G7-calibrated printing system, if a customer-approved proof is provided as a color guide,
the most important goal is to match: - ANSWER>>Match the approved proof
Printed samples submitted for G7 Master application must be made using G7 calibration curves
alone, without ICC color management (True or False) - ANSWER>>False - they may be produced
using calibration only, color management only or combination of both
The HC_CMY patch consists of... - ANSWER>>25c ,19m, 19y
The HR_CMY patch consists of... - ANSWER>>50c ,40m, 40y
The SC_CMY patch consists of... - ANSWER>>75c ,66m, 66y
, On a stable printing system, G7 calibration can: - ANSWER>>produce standardized gray balance
and tonality
The G7 compliance level that requires an IT8.7/4 or TC1617 target to be submitted as part of
the application process is: - ANSWER>>G7 Colorspace
What are the smallest number of patches needed to test G7 COLORSPACE compliance is: -
ANSWER>>a TC1617 target
How would you determine the desired gray balance for the HR_CMY patch? -
ANSWER>>Measure substrate a* and b* values and divide by 2
ISO 3664:2009 states that standard lighting for evaluation of proofs or printed sheets shall be: -
ANSWER>>D50
The unit of G7 "GRAY BALANCE" accuracy is called - ANSWER>>Weighted delta Ch (w∆Ch)
On perfect GRACoL proof, the HR_CMY and the HR_K patches should have identical neutral
densities (True or False) - ANSWER>>False
Pre-calibrating to G7 before creating a custom ICC profile may, in some circumstances, improve
profile quality and/or reduce the need to re-profile (True or False) - ANSWER>>True
Before performing a G7 calibration you should first - ANSWER>>Stabilize the system - (inspect
for flaws, streaks, bands, unevenness)
A small change in the amount of yellow ink printed is most likely to show a measured change in:
- ANSWER>>b*
A properly-calibrated G7 gray scale will always measure the same a* and b*, regardless of
substrate color - ANSWER>>False
It is possible for two prints on different media to measure same CIELAB values but appear
visually different to the human eye (True or False) - ANSWER>>True
The manual (graph paper) method of calculating G7 curves can solve bad gray balance (True or
False) - ANSWER>>True