Operating system mainly about four content, respectively, into the process management, internal memory management, file parts management, set up equipment management [City] construction
Process management
Introduce the concepts of processes and threads, scheduling between processes, handling synchronization and mutual exclusion between processes, and deadlocks between processes.
Memory management
Introduced the basic concepts of memory and the five major functions of memory management: memory space allocation and recycling, virtual storage technology, memory space expansion, address translation and storage protection
File management
Mainly introduces the basic concepts of the file system, the realization of the file system, the organization and management of the disk
Equipment management
In addition to the basic concepts, the important thing is the four interrupt methods
In addition to these four pieces of content, there are also many important knowledge points in the introduction. It focuses on the characteristics, development and classification of the operating system, as well as interrupts and exceptions, as well as the kernel and system calls of the operating system.
