710 / | HD | ELECTRICAL COMPUTERS AND DIGITAL DATA PROCESSING SYSTEMS: INPUT/OUTPUT |
1 | DF | INPUT/OUTPUT DATA PROCESSING {16} |
15 | .~ Peripheral monitoring {4} | |
16 | DF | .~.~> Characteristic discrimination |
17 | DF | .~.~> Availability monitoring |
18 | DF | .~.~> Activity monitoring |
19 | DF | .~.~> Status updating |