What does RISC OS stand for?
RISC OS stands for "RISC Operating System"
How to abbreviate "RISC Operating System"?
"RISC Operating System" can be abbreviated as RISC OS
What is the meaning of RISC OS abbreviation?
The meaning of RISC OS abbreviation is "RISC Operating System"
What does RISC OS mean?
RISC OS as abbreviation means "RISC Operating System"
