Front cover ABCs of z/OS System Programming Volume 1 Lydia Parziale Luiz Fadel Stanley Jon Redbooks International Technical Support Organization ABCs of z/OS System Programming Volume 1 November 2017 SG24-6981-04 Note: Before using this information and the product it supports, read the information in “Notices” on page vii. Fifth Edition (November 2017) This edition applies to version 2 release 3 of IBM z/OS (product number 5650-ZOS) and to all subsequent releases and modifications until otherwise indicated in new editions. © Copyright International Business Machines Corporation 2014, 2017. All rights reserved. Note to U.S. Government Users Restricted Rights -- Use, duplication or disclosure restricted by GSA ADP Schedule Contract with IBM Corp. Contents Notices . vii Trademarks . viii Preface . ix Authors. .x Now you can become a published author, too . .x Comments welcome. xi Stay connected to IBM Redbooks . xi Chapter 1. The World of IBM Z . 1 1.1 IBM Z hardware configuration . 2 1.2 Parallel Sysplex. 2 1.3 Coupling facility . 3 1.3.1 CF structure encryption. 3 1.4 Cryptographic hardware . 5 1.5 z/OS services . 5 1.6 ICSF . 7 1.7 z/OS security. 10 1.7.1 SAF . 10 1.7.2 RACF . 10 1.8 Data Facility Storage Management Subsystem . 11 1.8.1 z/OS Data Set Encryption . 12 1.9 IBM Health Checker for z/OS . 13 1.9.1 Health Checker for z/OS processing. 14 1.10 IBM z/OS Management Facility. 15 Chapter 2. The z/OS system programmer. 17 2.1 The role of the system programmer . 18 2.2 z/OS system programmer management overview . 18 2.3 The system programmer and z/OS operations . 20 2.3.1 Planning . 21 2.3.2 Daily operations . 22 2.4 Ordering z/OS . 23 2.4.1 z/OS delivery options . 24 2.4.2 SMP/E Internet Service Retrieval . 25 Chapter 3. TSO/E, ISPF, JCL, and SDSF . 27 3.1 TSO/E . 29 3.1.1 TSO/E highlights . 31 3.1.2 TSO/E customization . 33 3.1.3 TSO/E logon procedure . 34 3.1.4 Line mode TSO/E . 36 3.1.5 TSO/E languages . 37 3.2 Interactive System Productivity Facility. 38 3.2.1 Using ISPF . 38 3.2.2 ISPF structure . 39 3.2.3 Data set types supported . 39 3.2.4 ISPF components . 40 3.2.5 ISPF primary option menu . 42 © Copyright IBM Corp. 2014, 2017. All rights reserved. iii 3.3 Job control language. 44 3.3.1 JCL introduction . 44 3.3.2 JCL streams and jobs . 46 3.3.3 Job Entry Subsystems . 46 3.3.4 Job Entry Subsystem 2 . 48 3.3.5 Job Entry Subsystem 3 . 50 3.4 System Display and Search Facility . 55 3.4.1 SDSF: Panels hierarchy . 56 3.4.2 JES2 SDSF Primary Option Menu . 56 3.4.3 SDSF: JES3 panel hierarchy . 58 3.4.4 JES3 SDSF Primary Option Menu . 58 Chapter 4. z/OS maintenance concepts . 61 4.1 Aspects of software management. 62 4.1.1 Why you should manage software . 62 4.1.2 How current your software should be . 62 4.1.3 An approach for keeping your environment current . 62 4.1.4 Installation strategy . 62 4.1.5 Implementation strategy . 63 4.1.6 Concurrent maintenance. 63 4.2 Software management tasks. 63 4.2.1 Environment design . 63 4.2.2 Installation decision. 64 4.2.3 Installation plan . ..