OPERATING SYSTEMSOperating System, an integral part of any computer, is the interface between the computer users and the hardware. This comprehensive book provides the readers with the basic under-standing of the theoretical and practical aspects of operating systems. The text explains the operating systems and components of operating systems including attributes of Linux and Unix operating systems. It also discusses Android operating system and Tablet computer. The book explicates in-depth the concepts of process, threads/multithreading and scheduling and describes process synchronization, deadlocks and memory management including file access methods and directory structure. In addition, it also describes security and protection along with distributed file systems. The book is designed as a textbook for undergraduate students of Electronics and Communication Engineering, Computer Science and Engineering, and Information Technology as well as post-graduate students of computer applications and computer science. |
Common terms and phrases
access matrix access rights address space Android block buffer bytes cache circular wait client commands communication contains critical section deadlock device driver disk distributed file system distributed system domain entry execution file name frames functions hardware identified implemented inode instruction interface interrupt kernel kount layer Linux loaded logical address main memory memory management memory space methods module monitor Multics multimedia multiple multiprocessor multiprogramming necessary number of processes object page fault Page Replacement Algorithm page table partitioning passwords pointer priority problem process control block process P1 processor protocols provides ready queue registers remote replacement algorithm request resource type resource-allocation graph scheduling scheme secondary storage segment semaphore server shared shown in Figure signal structure swapped switching synchronisation system calls tablets threads transfer Unix operating system variable virtual machines virtual memory waiting write