What does 1 :1 stand for?

1 :1 stands for "One-to-one relationship"

How to abbreviate "One-to-one relationship"?

"One-to-one relationship" can be abbreviated as 1 :1

What is the meaning of 1 :1 abbreviation?

The meaning of 1 :1 abbreviation is "One-to-one relationship"

What does 1 :1 mean?

1 :1 as abbreviation means "One-to-one relationship"