In file management, the primary interface of computer system with external environment is done through

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• In multi processor scheduling; A: Coarse gained parallelism, B: Medium grained parallelism, C: Fine grained parallelism; 1- Concurrent processes running on a multi programmed uni processor, 2 Parallel processing or multi tasking is done within a single application, 3-Parallel processing is done within a single instruction stream.
• In file management, users and applications access records via
• In file management, the pile