What does UNK. stand for?

UNK. stands for "GDS. Unknown."

How to abbreviate "GDS. Unknown."?

"GDS. Unknown." can be abbreviated as UNK.

What is the meaning of UNK. abbreviation?

The meaning of UNK. abbreviation is "GDS. Unknown."

What does UNK. mean?

UNK. as abbreviation means "GDS. Unknown."