VME SCL Programming

About this class

This course enables mainframe users, particularly programmers, to make the most efficient and effective use of the VME operating system. It covers all the essential commands needed to develop and test applications, along with variable handling facilities and the essentials of recovery. Delegates will return equipped with the skills and confidence to produce flexible and user-friendly procedures.

Who will the lesson benefit?

This course is for applications programmers, technical and production support staff. Operations analysts may also benefit from this course.

Prerequisistes

Attending the VME Groundwork class or an equivalent level of knowledge is recommended.

Contents of this class

• Introduction
• Virtual Machine concepts
• Main store, Virtual store
• Filestore and the Catalogue
• Users, Files, Libraries & Groups
• Security & Privacy Introduction to SCL
• MAC usage
• Exploring the user environment
• File Handling
• Creating, Assigning, Printing
• File Organisations
• Currencies
• Filestore Maintenance
• Running programs & procedures
• The loading environment
• Block Structure
• Compiling procedures
• Variable Handling
• Variable types
• Built-in procedures
• Parameters to procedures
• Command failure testing
• SCL cycles
• Program - SCL Communication
• LINKAGE SECTION
• Templates
• Procedure Writing
• Parameter definition
• Parameter validation
• EXT & REF Variables
• RESPONSE Variables
• Procedures returning a MODE
• Overview of Batch Recovery
• User Object Nodes
• BUS Utilities