PPT-1 CMPT 300

Introduction to Operating Systems IO Sample Questions DualBus Architecture Q Slide 20 shows one way of having memorymapped IO even in the presence of separate buses for memory and 10 devices namely to first try the memory bus and if that fails try the 10 bus A clever computer science student has thought of an improvement on this idea try both in parallel to speed up the process of accessing IO devices What do you think of this idea. Introduction to Operating Systems. . Cache. Acknowledgement: some slides are taken . from CS61C course . material at UC Berkeley. Agenda. Memory Hierarchy. Direct Mapped Caches. Cache Performance. Set Associative Caches. Phase: Design. Janice Regan, 2008. 2. Map of design phase. DESIGN. HIGH LEVEL. DESIGN. Modularization. User Interface. Module Interfaces. Data. . Persistance. Subsystem. User Manual. architecture. Introduction to Operating Systems. . File Systems Sample Questions. Delayed-Write. 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When multiple programs share the same processor . An example of . pseudoparallelism. Processes share processor (each get a short turn) so that in a perceptible length of time it appears processes run in parallel . . Mutual Exclusion. © Janice Regan, CMPT 300, 2007-2016 . 1. Implementation. Now we have the basic ideas we need. How do we actually implement mutual exclusion?. There are several approaches. Interrupt disabling. $200. $200. . Optimization. 1. . Optimization. 2. . Graph . Theory . 1. . Graph . Theory. 2. . $100. $100. . $300. $300. . $200. $200. . $100. $100. . $300. $300. . $200. $200. . $100. $100. Get complete detail on 300-540 exam guide to crack Designing and Implementing Cisco Service Provider Cloud Network Infrastructure. You can collect all information on 300-540 tutorial, practice test, books, study material, exam questions, and syllabus. 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