What does FIFO stand for?

FIFO stands for "first-in, first-out"

How to abbreviate "first-in, first-out"?

"first-in, first-out" can be abbreviated as FIFO

What is the meaning of FIFO abbreviation?

The meaning of FIFO abbreviation is "first-in, first-out"

What does FIFO mean?

FIFO as abbreviation means "first-in, first-out"