Agilent Technologies Infiniium 8000A Programmer's Reference Manual page 304

Query
Returned Format
Example
Display Commands
CGRade
:DISPlay:CGRade?
The DISPlay:CGRade query returns the current color-grade state.
[:DISPlay:CGRade] {CG | N}<NL>
This example returns the current color grade state.
10 DIM Setting$[50]
20 OUTPUT 707;":DISPLAY:CGRADE?"
30 ENTER 707;Cgrade$
40 PRINT Cgrade$
50 END
14-4
!Dimension variable