System/370 Job Control Language Author:Gary DeWard Brown A reference and training guide that explains the 370 Job Control Language. The book covers sort-merge, IBM utility programs, linkage editor and loader, ISAM and VSAM data sets, and the system's vocabulary and acronyms. All the major concepts and facilities of the IBM System/370 operating system are fully explained in clear concise language to pr... more »ovide a working knowledge of JCL.« less