Note for Operating Systems - OS By Lovely Kiitian

Operating System, Computer System Structure, Operating System Structure

Process Management, Process Concept, Process State, Process Control Block, Process Scheduling Queues, Schedulers, Context Switch

CPU Scheduler, Dispatcher, Scheduling Criteria, FCFS, SJF, Priority Scheduling, Priority Scheduling, RR, Multilevel Queue, Multiple-Processor Scheduling, Real-Time Scheduling, Algorithm Evaluation

Cooperating Processes, Producer-Consumer Problem, Producer-Consumer Code, Critical Section Problem, Peterson's Solution, Synchronization Hardware, Test and Set Instruction, Solution Using Test and Set, Swap Instruction, Semaphore, Deadlock and Starvation, Readers-Writers Problem, Dining Philosophers Problem, Monitors

The Deadlock Problem, Bridge Crossing Example, Deadlock Characterization, Resource Allocation Graph, Methods For Handling Deadlocks, Banker's Algorithm

Dynamic Loading, Dynamic Linking, Overlays, Memory-Management Unit, Swapping, Contiguous Allocation, Fragmentation, Paging, Paging Hardware, Address Mapping, Free Frames, Associative Memory, Shared Pages, Segmentation

Demand Paging, Valid-Invalid Bit, Page Fault, Page Replacement, FIFO, Optimal Page Replacement,

Disk Structure, Disk Scheduling, SSTF, C-LOOK

File Concept, File Attribute, File Operations, Access Methods, Directory Structure, Operations Performed on Directory, Protection

Layered File System, Allocation Method, Linked Allocation

Domain Structure, Access Matrix

Security Problem, Security Violations, Program Threats, Encryption