off-line operation(n = noun.process) auxiliary operation - a operation performed by off-line equipment not under the control of the central processing unit;
is a kind of operation

amphibious operation, arithmetic operation, asynchronous operation, auxiliary operation, binary arithmetic operation, binary operation, black operation, boolean operation, buy-and-bust operation, clandestine operation, cognitive operation, combined operation, computer operation, concurrent operation, consecutive operation, control operation, covert operation, dyadic operation, exfiltration operation, field of operation, fixed-cycle operation, floating-point operation, in operation, intelligence operation, joint operation, logic operation, logical operation, machine operation, majority operation, martyr operation, mathematical operation, matrix operation, meuse-argonne operation, military operation, monadic operation, multiplex operation, off-line, off-line equipment, operation, operation code, operation desert storm, overt operation, parallel operation, peacekeeping operation, printing operation, psychological operation, purse-string operation, real-time operation, rescue operation, riot control operation, sacrifice operation, sequential operation, serial operation, sex-change operation, shirodkar's operation, simulated military operation, simultaneous operation, sting operation, surgical operation, synchronous operation, threshold operation, unary operation, undercover operation