- in the U.S. - 5-1 Fundamentals of the vi Editor. - 8-2 Limitations of the Basic UNIX Permissions. - Use components of the desktop system. - Viewing and Using Components of the Desktop System. - Lecture – The instructor presents information specific to the objective of the module. - Activities – The activities take on various forms, such as an exercise, self-check, discussion, and demonstration. - Visual aids – The instructor might use several visual aids to convey a concept, such as a process, in a visual form. - The statement, “The system has 64 Mbytes of memory,” refers to the amount of RAM installed on the computer. - You can use the desktop environment to access most of the functions of the computer.. - Figure 1-3 Role of the Kernel. - Figure 1-4 Role of the Shell. - Bash – The GNU project’s Bourne-Again shell is a. - Z shell – The Z shell most closely resembles the Korn shell, but it includes many other enhancements.. - TC shell – The TC shell is a completely compatible version of the C shell with additional enhancements.. - Using the Desktop Environment. - You can use the Sessions Option to select any of the following sessions:. - Note – The root user has the ability to unlock the desktop login screen without the user’s password.. - To change the name of the workspace that is currently active, complete the following steps:. - Note – The initial screen contents of the Help Viewer window depend upon the manner in which you start the viewer. - To identify components of the computer, complete the following steps:. - Core of the Solaris OS. - Perform the following steps:. - Core of the Solaris OS a kernel b. - A shell prompt appears at the beginning of the command line. - By default, when you perform the uname command, the name of the current. - The following example shows the use of the uname command with separate options:. - The -s option shows the name of the operating system. - The following example of the uname command with the -a option shows information currently available from the system:. - The syntax of the man command is:. - You can search within a specific section of the man pages by using the man command with the -s option.. - List the functions of the -s and -r options to the uname command.. - The -s option prints the name of the operating system.. - To list the contents of the user1 directory, perform the ls command.. - You can view a hierarchy of the files and directories in the /export/home/user1 directory, as Figure 3-2 shows.. - file.1 dir5. - To view detailed information on the contents of the dir1 directory, perform the ls -l dir1 command from the user1 directory.. - You can use the ls -R command to display the contents of a directory and the contents of all of the directory’s subdirectories. - To view a recursive list of the contents of the dir1 directory, perform the ls -R dir1 command.. - The following example shows the output of the ls -F command.. - The output from the file command can be one of the following:. - You can move up multiple levels of the directory hierarchy by using the cd. - Note – The directory named /export/home is the default directory that contains the home directories of regular users. - configure systems to use the /home directory, instead of the. - character in front of the user name. - Note – The ~ character is a shell facility and is not available in all shells.. - The syntax of the more command is:. - To display the first screen of the dante file, perform the more command.. - The -n option displays n lines from the end of the file. - The +n option displays the file from line n to the end of the file.. - Table 3-7 describes the information in the status response of the lpstat command.. - Display a long list of the contents of the current working directory.. - Display the contents of the fruit file by using the cat command.. - directory contents of the Solaris OS. - Caution – The cp command is a destructive command if not used with the correct option.. - You can use the cp command with options and modify the functions of the command. - Caution – The mv command is a destructive command if not used with the correct option.. - Caution – The rm command is a destructive command if not used with the correct option.. - A yes response completes the removal of the file.. - Note – The * symbol used in the previous example is a wild card character, and it is described in more detail in Module 6, “Using Commands Within the Shell.”. - The target_file variable refers to the name of the symbolic link. - Using a single command, copy the files file.1 and file.2 to the practice1 directory.. - Recursively list the contents of the practice1 directory.. - Using the vi Editor. - Describe the fundamentals of the vi editor. - Fundamentals of the vi Editor. - while in the command mode. - Although most of the vi commands are available, you cannot save changes to the file.. - Note – The vi editor is case sensitive. - A Appends text at the end of the line. - e To the end of the current word. - To the end of the line. - 0 (zero) To the beginning of the line. - G Goes to the last line of the file. - 1G Goes to the first line of the file. - D Deletes the line from the cursor to the right end of the line.. - n Searches for the next occurrence of the string . - N Searches for the previous occurrence of the string . - :n,n m n Moves Lines n – n to Line n . - Some of the shell metacharacters have specific path name functions. - character represents the home directory of the current user. - It is a substitution that equates to the absolute path name of the user.. - Note – The tilde. - LOGNAME Sets the login name of the user.. - To ignore the special meaning of the dollar sign metacharacter, perform the following command:. - Note – The echo utility writes arguments to the standard output.. - To interpret the special meaning of the dollar sign metacharacter, perform the following command:. - echo “The user is currently in the $(pwd) directory.”. - Note – The Korn shell stores command history in a file specified by the HISTFILE variable. - Using the r Command. - perform the following command:. - To rerun the most recent occurrence of the ps command, perform the following command:. - Use the vi editor to turn on and enable the shell history editing feature with one of the following commands:. - Note – The key sequence presented previously applies only to the vi mode of command-line editing.. - The shell completes the remainder of the file name, displaying:. - If the file exists, the redirection overwrites the contents of the file.. - Note – The semicolon. - perform the command:. - Note – The /etc/profile file is a separate, system-wide file that the system administrator maintains. - Note – The /etc/.login file is a separate, system-wide file that the system administrator maintains
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