{"id":146,"date":"2025-04-20T02:02:44","date_gmt":"2025-04-20T02:02:44","guid":{"rendered":"http:\/\/123.249.119.122\/Wordpress\/?p=146"},"modified":"2025-04-20T02:02:44","modified_gmt":"2025-04-20T02:02:44","slug":"the-components-of-linux-operating-system","status":"publish","type":"post","link":"http:\/\/123.249.119.122\/Wordpress\/index.php\/2025\/04\/20\/the-components-of-linux-operating-system\/","title":{"rendered":"The Components of Linux Operating System"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong><em>1.The Fundamental of Operating System<\/em><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Operating system controlling and managing the whole computer system and their hardware\/software.In a computer,the operating system connects hardware and software.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/www.geeksforgeeks.org\/what-is-an-operating-system\/?ref=next_article_top\">What is an Operating System<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><em>2.The components of Linux Operating System<\/em><\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2.1.Directory<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">In the Linux operating system,everything are files.Everything originated on the &#8220;\/&#8221; directory,every files under the &#8220;\/&#8221; directory.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/bin(Binary):The most common command.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/boot:Booting files,including link files and mirror files.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/dev(Device):External devices of Linux operating system.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/etc:The configuration files of operating system management and and its subdirectories.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/home:Home directory of users.Every user has it&#8217;s home directory named by the user name.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/lib:The basic dynamic link sharing database of the system.It&#8217;s similar to &#8216;dll&#8217; documents in Windows.Almost all of application need these databases.\/lib64 store the sharing database of 64 bits system.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/mnt:User can mount other file system in this directory.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/opt:Store the software package.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/proc:A virtual directory for system memory mapping.You can visit this directory to acquire system information.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/root:The home directory for root user.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/sbin:The system manage grogram of super user.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/srv:Data that needs to be extracted after the service starts.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/tmp:Temporary files.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/usr:Store applications and program for user.Similar to &#8216;program files&#8217; of Windows.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/var:Dynamic files,like log files.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\/run:Temporary file system,contains all information from boot to now.It will delete after shutdown or reboot.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2.2 Structure<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">In the Linux operating system,the innermost layer hardware.The core is kernel.Shell is outer than Kernel.The outtermost layer is user.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The hardware depends on devices.A computer mainly consists on power,input\/output interfaces,CPU,storage,controller,and so on.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Kernel managing hardware devices for the application.<a href=\"https:\/\/www.redhat.com\/en\/topics\/linux\/what-is-the-linux-kernel\">What is the kernel?<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>1.The Fundamental of Operating System Operating system controlling and managing the whole computer system and their hardware\/software.In a computer,the operating system connects hardware and software. What is an Operating System 2.The components of Linux Operating System 2.1.Directory In the Linux operating system,everything are files.Everything originated on the &#8220;\/&#8221; directory,every files under the &#8220;\/&#8221; directory. \/bin(Binary):The [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-146","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"_links":{"self":[{"href":"http:\/\/123.249.119.122\/Wordpress\/index.php\/wp-json\/wp\/v2\/posts\/146","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/123.249.119.122\/Wordpress\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/123.249.119.122\/Wordpress\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/123.249.119.122\/Wordpress\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/123.249.119.122\/Wordpress\/index.php\/wp-json\/wp\/v2\/comments?post=146"}],"version-history":[{"count":10,"href":"http:\/\/123.249.119.122\/Wordpress\/index.php\/wp-json\/wp\/v2\/posts\/146\/revisions"}],"predecessor-version":[{"id":159,"href":"http:\/\/123.249.119.122\/Wordpress\/index.php\/wp-json\/wp\/v2\/posts\/146\/revisions\/159"}],"wp:attachment":[{"href":"http:\/\/123.249.119.122\/Wordpress\/index.php\/wp-json\/wp\/v2\/media?parent=146"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/123.249.119.122\/Wordpress\/index.php\/wp-json\/wp\/v2\/categories?post=146"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/123.249.119.122\/Wordpress\/index.php\/wp-json\/wp\/v2\/tags?post=146"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}