Introduction to Linux and UNIX

Linux and Unix are today's famous operating systems, can be said to change the world, but also the important foundation of today's science and technology industry. Let's take a look back at their history.

1.unix origin.

In the 60 's, most computers took the form of batching (that is, when the job accumulates a certain amount of time, it is processed by the computer). Ken Thompson,dennis Ritchie, a bell lab, has developed UNIX. The first edition is written in assembly language. But the assembly language to do the transplant between different machines too much headache, Dennis Ritchie invented the C language, and C rewrite the third version of Unix kernel.

2.linux origins

Linus Torvalds, a student at the University of Helsinki in Finland, developed a UNIX-like operating system Linux. Strictly speaking, the word Linux itself only represents the Linux kernel, but in fact people have become accustomed to using Linux to describe the entire Linux-based kernel, and use the GNU engineering of various tools and applications of the operating system (also known as Gnu/linux).

　　

　　

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Introduction to Linux and UNIX