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Graphics Interchange Format  |  1996-06-06  |  63.5 KB  |  496x449  |  8-bit (154 colors)
   ocr: Successful Mainframe Migrations 4th Generation Programming SAS, CSP Environments 3rd Generation Relational Online COBOL, PLI Database Applications 2nd Generation Dumb Hierarchical Structured Assembler Terminals Database Concepts 1st Generation Punch Cards Sequential Machine Code Files Programming Hardware Data Techniques/ Language Organization Methodologies Figure 1: Successful transitions in the mainframe programming environment.