一、概述 软件系统是为了用户方便和充分发挥计算机效能的各种程序的总称,也可称为软设备或程序系统。它包括操作系统、各种程序设计语言及其编译系统、各种应用程序系统和用户程序等。自从计算机问世以来,软件系统已由采用机器语言编制程序逐渐发展到采用计算机高级语言编制程序;由语言翻译程序发展到编译系统;由管理程序逐步发展 First, an overview Software system is for the user convenience and give full play to the effectiveness of a variety of computer programs in general, can also be called a soft device or program system. It includes the operating system, a variety of programming languages ​​and their compilation system, a variety of application systems and user programs. Since the advent of computers, software systems have evolved from the use of machine language programming to the introduction of computer high-level language programming; from language translators to compilation systems; and from management programs to progressive development