浅析进程概念

Analyse the Concept of the Process

进程是《操作系统》课程最重要的概念之一,建立进程这个概念,对于学好这门课程至关重要。该文首先从多道程序设计这个概念入手,接着叙述为什么引入进程这个概念,进而阐述进程的地位,进程的概念、特征、状态及其转换,进程与程序的区别。随着计算机技术的发展,又出现了线程的概念,在其它计算机文献中时常还提到管程这个概念,文章最后对进程,线程,管程这三个概念作简要的说明比较。

Process is one of the most important concepts of "Operating System" course.It is important that we form the concept of process to understand the course.In this paper,fist,I introduce the concept of multiprogram and why introduce the concept.And then I elaborate on the status of the process,the process concept,characteristics,state and its conversion,the difference between the process and procedure.With the development of computer technology,the concept of thread and tube are emerge.Finally,I discuss the differences among process,thread and tube.