710 / | HD | ELECTRICAL COMPUTERS AND DIGITAL DATA PROCESSING SYSTEMS: INPUT/OUTPUT |
1 | DF | INPUT/OUTPUT DATA PROCESSING {16} |
5 | .~ Input/Output command process {2} | |
6 | DF | .~.~> Operation scheduling |
7 | DF | .~.~> Concurrently performing Input/Output operation and other operation unrelated to Input/Output |