0909 operating system tutorial understanding and understanding, linux operating system tutorial

0909 operating system tutorial understanding and understanding, linux operating system tutorial

Questions:

1. What does the operating system do?

2. Why do I learn the operating system?

3. How to learn the operating system?

4. Understand the operating system development history.

 

 

 

 

Answer:

1st.The operating system is the layer closest to the hardware and can directly interact with the hardware. It is used to encapsulate hardware, manage and control hardware, allocate resources, protect information, and coordinate work, moreover, software and hardware can be isolated;

2nd.The operating system is a course with strong theories, practices, and applications. By studying the operating system, you can not only have a certain understanding of the operating system, but also learn this knowledge, connect the knowledge of other subjects to deepen understanding;

3rd.Learning the operating system cannot be achieved overnight. Besides attending lectures, deep self-learning is more important, it is necessary to learn the deep knowledge in the operating system through daily computer experience and cognition. In addition, persistence is a necessary quality for learning computers;

4th.1956: GM-NAA I/O General Company published the first operating system;

　　　　1969: Unix "Star Trek" requires a higher-performance platform;

　　　　1983: Apple Lisa operating system the first graphic interface developed by Apple, an operating system that supports mouse　　　　

　　　　1985: Windows 1.0Interfaces designed for DOS

　　　　1991: LinuxLinus Torvalds releases an open-source operating system based on the Unix Kernel

　　　　1995: Windows 95Microsoft's 32-bit operating system becomes a classic

1998: Windows 98

2001: Mac OS X

2001: Windows XP

2009: Windows 7