Introduction to the Mainframe System

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Mainframe Systems Reduce setup time by batching similar jobs Automatic job sequencing – automatically transfers c...Memory Layout for a Simple BatchSystem Multiprogrammed Batch SystemsSeveral jobs are kept in main memory at the same time, and theCPU is multiplexed among them. OS Features Needed forMultiprogramming I/O routine supplied by the system. Memory management – the system must al...Time-Sharing Systems–Interactive Computing The CPU is multiplexed among several jobs that are kept in memory and...
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