A program product that schedules and supervises the execution of programs written for 8100 Information System processing. DPPX Base provides I／O control, storage management, data management, execution scheduling, application development tools, and related services.; 一种程序产品,调度并管理为8100信息系统处理任务编写的程序的执行。DPPX库提供输 入输出控制、存储管理、数据管理、执行调度、应用开发工具及有关的各种服务。