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Topics for Final Exam:
This sheet is intended to help you prepare for the final exam in this course. The exam will
cover the entire course, however it will emphasize the things covered since the midterm, chapters
6 - 10 of your textbook.
You should study your class notes, textbook readings, handouts, and homeworks.
The exam will be open book and open note.
The following topics have been covered since the midterm. Each of the following topics may appear on the exam.
Scheduling Multilevel Queues Multilevel Feedback Queues Scheduling Multiple Processors Algorithm evaluation Deterministic Modeling Queueing Analysis Simulations Implementation Process Synchronization Atomic Operations Concurrency problem Critical Section Busy Waiting Mutual Exclusion Deadlock Starvation Solutions to Critical Section problem Bakery algorithm Hardware solutions (e.g. testandset) Semaphores Using semaphores Implementation of semaphores Bounded Buffer Problem Readers Writers problem Dining Philosophers Problem Critical Regions Monitors Deadlock Deadlock Characterization 4 conditions that must hold Resource allocation graph Deadlock prevention Deadlock avoidance Safe State Resource Allocation Graph algorithm Banker's algorithm (and Safety Algorithm) Deadlock Detection Wait-for graphs Recovery from deadlock Process termination Resource pre-emption Memory management Binding of addresses Logical vs. Physical address space Memory management unit (MMU) Dynamic loading and linking Overlays Swapping Contiguous allocation Dynamic storage allocation Holes Best Fit, First Fit, Worst Fit External and Internal Fragmentation Compaction Paging Pages and Frames Page number and offset in address Allocation of frames Fragmentation with paging Implementation of Page Table Translation Look-Aside Buffer (TLB) Effective Access Time (EAT) Memory protection (valid/invalid bit) Hierarchical page tables Hashed Page Tables Inverted Page Tables Shared Pages Segmentation Base and limit entries Protection Sharing Fragmentation Segmentation vs. Paging Virtual Memory Definition and Benefits Demand paging Page Fault Locality of Reference EAT for demand paging Copy on Write Memory Mapped files Over-allocation of memory The Modify (Dirty) Bit Page Replacement algorithms FIFO Optimal Least Recently Used (LRU) Frame allocation Fixed vs. Priority allocation Global and Local allocation Thrashing Working Set Model Page Fault Frequency Scheme