Mac Directory Details

Open the Macintosh HD and you'll find that there are four of folders

There are --applications (applications), System , user , Database (library), respectively. There are a number of folders in each of the four folders.

1.Applications : This is, of course, the place to store all kinds of software.

2.System: contains system software installed by Apple. This resource is required for the system to function properly and is located in the startup file

            /system/library/cfmsupport CFM, Code Fragment Manager,  The common library that the application uses.   The consistency of the environment.   Libraries), Opengllib (OpenGL), Stbclib (C

/system/library/dtds is used as a storage system for various XML files, and for its format definition of the eucalyptus. Mac OS X Data in the form of instruments, respectively, by the three-file management, respectively, is PROPERTYLIST.DTD, Keyboardlayout.dtd and Sdef.dtd three files of eucalyptus. in the DTD, the full name is document Type Definition. in addition, the. plist file is also written by XML .

/system/library/extensions In fact this is used as a place to store hardware drivers, Apple does not call drivers for driver, but is called extension.

/system/library/filesystems is primarily used to store OS X and what file formats are supported. example with standard AppleShare ( Apple file sharing standard), ISO 9660/FTP/HFS and Internet use such as samba

/system/library/helpviewer Everything and files related to mac OS help are stored here

/system/library/find is the search function. is a multi-lingual counterpart.

/system/library/openssl full name is secure Sockets Layer. is a set of communication encryption technology, generally used on the Web server, the password will be transmitted with an encrypted signal processing, thereby reducing the possibility of third parties to successfully steal data. typically applied to URLs that are first opened with https . Mac OS X built-in web Server---Apache, also includes this service.

/system/library/coreservices/dock This is one of the features of OS X , which is information about the Dock.

/system/library/coreservices/finder.app This is special, because this is an application rather than a file folder, Finder.app is responsible for controlling all the resources on the entire OS.

/system/library/coreservices/kerberos is a network-certified technology developed by MIT (Massachusetts Institute of Technology). the ability to easily log in to a system with a single ID is a proven technology. Mac OS X supports Kerberos for its version 4 . the so-called Kerberos, in Greek mythology, is a hell-keeper who lives in the underworld, with three heads and a serpent's tail.

/system/library/coreservices/menu Extrasstatus Bar Above all the system comes with the original file of the tool, double-click Open to Add the corresponding file directly on the status bar

/system/library/coreservices/setup Assistant All information about the Setup Assistant is stored here.

/system/library/coreservices/software Update Here is the place to be responsible for software update

3.Library: System repository. For example, fonts,ColorSync configuration, preferences, and plugins should all be installed in the appropriate subdirectory of the Library directory.

Application support includes application-related data and supporting files, such as third-party plugins, help applications, templates, and additional resource files that the app uses but does not need to support running. By convention, all of this content is stored in subdirectories named after the application name.

Assistants contains programs that help users with configuration or other tasks.

Colorpickers contains resources for selecting colors based on a model such as HLS (color angle, saturation, brightness ) selector, or RGB selector.

ColorSync contains the ColorSync configuration and scripts.

Components include system packages and extensions.

Contextual menu Items contains plug-ins for extending the system-level menus.

The dictionaries contains the dictionary files that the system comes with.

Desktop Image Catalog Pictures.

Documentation contains documentation files and Apple help packs that are referenced by computer users and administrators . (The Apple help package is in the helps subdirectory.) in the local domain, this directory contains the help packs that Apple has released (excluding developer documentation ).

The extensions contains device drivers and other kernel extensions. (only exists in the system domain.) )

Favorites contains aliases that point to frequently accessed folders, files, or Web sites. (exists only in the user domain.) )

The Fonts contains font files for display and printing.

Java contains the Java Runtime environment.

Startupitems includes systems that run at System import time, as well as third-party scripts and programs. (See the System Launcher topic for more information on how to start the system at the time of import )

4.user: contains a user-specific resource. There is also a library folder, different with the top of the library, is designed for your account service, which put your own personalized fonts, configuration files, etc.

Applications contains only the apps available to the current user .

Desktop contains the items that the Finder displays on the desktop of the currently logged on user.

Documents contain the user's personal documents.

The Download contains various documents for download.

The Library contains application settings, preferences, and other user-specific system resources.

Documentation contains documentation files and Apple help packs that are referenced by computer users and administrators . ( the Apple help package is in the helps subdirectory.) In the local domain, this directory contains the Help packs that Apple has released ( excluding developer documentation).

The Extensions contains device drivers and other kernel extensions. ( only exists in the system domain.) )

~ ~ ~ There are still several hidden folders on the hard drive ~ ~

1) bin--------- stored with basic UNIX instructions

2) sbin--------UNIX System Instructions Storage Place, is the comparison advanced instruction

3) ETC--------- system configuration file storage area

4) var--------- frequently changed files are placed here , such as the log files of the Eucalyptus

5) TMP-------- System's temporary archive

6) USR---------UNIX user-specific file folder

Mac Directory Details