Learn Mainframe 1.0 [free]

Beschrijving

List of Topics CICS CICS is a DB/DC system which is used in online applications. CICS was developed because batch operating system can execute only batch programs. CICS programs can be written in COBOL, C, C++, Java, etc. These days, users want information within seconds and in real time. COBOL COBOL is a high-level language. One must understand the way COBOL works. Computers only understand machine code, a binary stream of 0s and 1s. COBOL code must be converted into machine code using a compiler. DB2 DB2 is a database product from IBM. It is a Relational Database Management System (RDBMS). DB2 is designed to store, analyze and retrieve the data efficiently. DB2 product is extended with the support of Object-Oriented features and non-relational structures with XML. IMS DB Database is a collection of correlated data items. These data items are organized and stored in a manner to provide fast and easy access. IMS database is a hierarchical database where data is stored at different levels and each entity is dependent on higher level entities. JCL JCL is used in a mainframe environment to act as a communication between a program (Example: COBOL, Assembler or PL/I) and the operating system. In a mainframe environment, programs can be executed in batch and online mode. VSAM VSAM is high performance access method and data set organization, which organizes and maintains data via a catalog structure. It utilizes virtual storage concept and can protect datasets at various levels by giving passwords

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  • Applicatie Naam: Learn Mainframe
  • Categorieën: Onderwijs
  • App Code: w3apps.apps.konguapps.learnmainframe
  • Nieuwste versie: 1.0
  • eis: 4.0.3 of hoger
  • bestand Grootte : 2.34 MB
  • Werk tijd: 2022-09-27