Note for Operating Systems - OS By Lovely Kiitian

Terminologies, Computer System Organisation, Storage Notations and Devices Hierarchy, Multiprocessor Systems, OS structures and Types, Different Modes

Terminologies, UNIX System Architecture, the Process Concept, Process states and State Transition, Process scheduling and Scheduling Queue, PCB, Context Switch, fork(), IPC, Message passing Model

Fundamentals, Preemptive and Non-Preemptive Scheduling, CPU Scheduler and Dispatcher, Criteria, FCFS, SJF, Priority Scheduling, Round-Robin, Multilevel Queue and feedback Queue Scheduling

Race Condition, Critical Section and its Condition, Semaphore, Dining Philosopher Problem, Reader Writer Problem, Monitors

Conditions for Deadlock, RAG, deadlock and Starvation, Deadlock handling Strategies, Banker's Algorithm, Resource Request Algorithm, Safety Algorithm, Deadlock Detection and Recovery

Address Space Protection, Address Binding, Logical and Physical Address Space, Dynamic Loading, Swapping, Contiguous Memory Location, Variable Memory, Fragmentation, Compaction, Basic Paging Techniques, Memory Mapping, Hardware Support, TLB

Demand Paging, page Fault, Pure Demand Paging, Performance of Demand Paging, FIFO, Belady's Anomaly, Optimal Page Replacement Algorithm, Use of Stack, Frame Allocation, Allocation Algorithm, Thrasing and its Cause, Prevention, Working-Set Model, Locality modes, Page fault frequency