logical

looginen puhekieltä In agreement with the principles of logic.
reasonable Reasonable.
puhekieltä Of or pertaining to logic.
puhekieltä Non-physical or conceptual yet underpinned by something physical or actual.

Logical memory appears contiguous to an application program, but may well be stored on several physical devices, including in RAM and on hard-disks, as determined by the operating system.

It is, of course, vital to restore the logical colours to their normal value at the end of the program(..)