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Application Development Using LE Services

Recommended Duration:
2 Days
LE for OS/390 & VM.
Students who complete this course will be able to use the major facilities of the product "LE for OS/390 & VM", and will be able to describe the benefits and tradeoffs involved in using LE.
Experienced programmers who will be designing and coding applications that are to be run in an LE environment.
At the very least, the student entering this course should have a strong programming background in at least one of: COBOL, PL/I, C, or Assembler.
Major Topics
  • Run-time environments
  • LE message services
  • The CEEBLDTX exec
  • Tokens, return codes, and termination
  • Storage management services
  • Dump and abend services
  • Condition handling services
  • Inter Language Comunication
  • Assembler concerns
  • Preinitialization services (PIPI)
  • Date and time services and the Year 2000 problem
  • LE Math services
  • LE international services and locales
  • LE CICS, IMS, and nested enclave concerns
There are eight hands-on exercises, all based on a single case study. The exercises are designed to be solved using COBOL or PL/I or Assembler or C; there are starter programs supplied in all four languages.