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As an important direction for the future development of the Internet, Linux has a very important place. The cloud computing industry has covered various application fields such as finance, transportation, enterprise, education, medical care, information consumption, etc., and is integrated with the communication, Internet of Things, and Internet industries, and the demand for talents has intensified.
There are several directions for learning cloud computing:
1. Linux operation and maintenance engineer: Engineers engaged in Linux operation and maintenance need to master Linux basics and common open source service clusters, as well as shell, Mysql, and monitoring.
2. Linux senior architect: Senior architect needs to provide suitable solutions according to the problems and needs of the enterprise and can effectively implement them, and can also investigate the problems and hidden dangers of the enterprise.
3. O&M development engineer: O&M development engineer is similar to Linux O&M engineer, both need to master Linux basics and common open source software service clusters, automated, intelligent and graphical management platforms and O&M software.
4. Database management: Workers engaged in this area need to be proficient in Linux foundation and basic services, and also need to be familiar with MySQL and other technologies.
5. Cloud computing architect: proficient in cluster architecture and tuning of OpenStack Ceph KVM, etc., and understand the core OpenStack**.
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The Linux system mainly occupies the server market. Usually where the Linux system is used:
1. Linux control.
Linux can write its own script** according to your own needs, and you only need to set your own shortcut keys to open it when executing the program. Under Linux, almost all software is open source, and everyone can modify it for their own use, even Linux itself.
2. Personal entertainment or office.
Linux distro ubuntu, because this operating system is relatively friendly to many individual users, you don't have to set it up too much, you don't have to write any complicated **, it's enough for satisfying personal entertainment.
3. Enterprises and other departments, for confidentiality, internal use of the operating system.
With the time of prism door, countries and enterprises are paying more and more attention to network security issues, and the security problems of Windows have also revealed more and more obvious deficiencies, and the Linux system with high security and strong stability has become the preferred office operating system in various countries, which has been purchased in large quantities.
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Linux systems are generally used in server systems, desktop systems, embedded systems, and so on.
1. Server system.
The Linux operating system** is inexpensive and flexible, and is now widely used in server operating systems. At present, LAMP technology based on Linux, in addition to being widely popular among developers, is also commonly used by ** service providers.
2. Desktop system.
The newly released version of the Linux system has been greatly improved in terms of desktop applications, with a very high level, and can be used as a combination of office applications, multi-application and network applications and other functions as one of the operating systems, the most important thing is that this desktop system is free to use.
3. Embedded system.
We all know that many mobile devices are embedded now, and Linux has a very good role in this regard, using Linux-based embedded systems, because the Linux kernel is completely public, so the cost of Linux-based model embedded systems is greatly reduced, and it is completely undisturbed by other factors.
Introduction to the Linux operating system
Linux operating system is based on the UNIX operating system developed from a clone system, it was born in 1991, with the help of the Internet network, and through the joint efforts of computer enthusiasts all over the world, has become the world's most used UNIX operating system, and the number of users is still growing rapidly.
Primarily inspired by the ideas of Minix and Unix, it is a Posix-based operating system that is multi-user, multi-tasking, and supports multi-threading and multi-CPU. It supports both 32-bit and 64-bit hardware and runs major Unix tools, software, applications, and network protocols.
Linux inherits UNIX's network-centric design philosophy and is a multi-user network operating system with stable performance. There are hundreds of different distributions of Linux, such as Debian and Archlinux, which are based on the community, and Red Hat Enterprise Linux, SUSE, and Oracle Linux, which are based on commercial development.
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You may not be unfamiliar with the term "Linux system", so do you know what a Linux system is? Here's a guide to tell you the answer.
01 In a narrow sense, the Linux system is an operating system applied to the computer platform, but there are fewer applications, because most of our computer systems are Windows operating systems.
02 The essence of the Linux system is a kernel, but in the actual name, people often use the word Linux instead of its operating system.
03 Compared with other computer operating systems, the strength of the Linux system should not be underestimated, and the Linux system supports multi-tasking and multi-threaded operations.
04 The compatibility of the Linux system is also very good, it is compatible on most 32-bit and 64-bit machines, and the security is also very high.
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