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Comprehensive tutorials covering all mainframe technologies
COBOL
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COBOL SORT Statement
Advanced
🕑 10 min
COBOL MERGE Statement
Advanced
🕑 10 min
COBOL INDEXED Files (VSAM KSDS)
Advanced
🕑 10 min
COBOL Nested Programs
Advanced
🕑 10 min
JCL
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JCL SORT - Advanced Operations
Advanced
🕑 15 min
JCL SMS-Managed Storage
Advanced
🕑 15 min
JCL Restart and Checkpoint
Advanced
🕑 15 min
JCL Utilities - IEHINITT
Advanced
🕑 12 min
DB2
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DB2 Stored Procedures
Advanced
🕑 18 min
DB2 COBOL Programming
Advanced
🕑 20 min
DB2 Performance Tuning
Advanced
🕑 18 min
DB2 Table Functions
Advanced
🕑 15 min
VSAM
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VSAM Alternate Indexes
Advanced
🕑 15 min
VSAM IMBED and REPLICATE
Advanced
🕑 12 min
VSAM BUFFERSPACE
Advanced
🕑 12 min
VSAM Recovery Procedures
Advanced
🕑 12 min
CICS
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CICS Channel and Container
Advanced
🕑 15 min
CICS Named Counter
Advanced
🕑 15 min
CICS Storage Control
Advanced
🕑 15 min
CICS Task Control
Advanced
🕑 15 min