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Definitions |
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what does the rsh command allow you to do?
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This allows you to run a program on a remote system without having to log on to the remote system.
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What will the command :set ic do?
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Instructs searches to ignore case
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What is a logname variable do?
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sets login name of user
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List two options to search man pages
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you can search by Section or Keyword
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What does pgrep -t term do?
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Displays only those processes that are associated with a terminal in the term list
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What does the typeset +f function do?
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lists just the function names
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what does fgrep do?
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Search for a file for a literal string or a group of characters.
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What does pgrep -x do?
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Displays the PID that matches the pattern exactly
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What is the find command used for?
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used to locate files or directories in the directory hierrarchy
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list the 3 vi editor modes
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command = delet, change or copy text
edit = to enter text to a file
last line = advanced editing commands(:)
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What does the "&&" do?
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Ensures that a command is performed only if the preceding command succeeds
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what does tar -f do?
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Specifies the archive file or tape drive.
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What does the command setfcal -r do?
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Recalculates the ACL
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What will set -o option_name do?
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will turn an option on
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What does the history cd ls command do?
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to display the most recent CD command to the most recent date command
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what will this do (' ')?
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instructs the shell to ignore all enclosed metacharacters
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what does this command do rm -r?
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remove directories that are not empty
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What is the more command used for?
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used to view or page thru the contents of a text file
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what does rlogin do?
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establishes a remote login session on another system.
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what does this symbol do $ ?
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indicates that the following text is the name of a shell variable
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what does the jar -v command do?
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Executes in verboe mode.
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what does the lp -n do?
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sends request to printer with number of copies
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what does thelpstat -o do?
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status of all output requests
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Using the CHMOD command on a file that already has an ACL on it will recalculate the mask
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true
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What will the command ":set nu" do?
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shows line numbers
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what is the initial permission value automaticly assigned by the Solaris OS for a new file.
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rw-rw-rw-
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What will the command find -type do?
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Finds a file type
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what is the "set" command used for?
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used to customize a vi session
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what does tar -v do?
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Executes in verbose mode, writes to the standard output.
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What does grep do?
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Searches the contents of one or more files for specific character patterns globaly
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what does the cp -r do?
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copies recursivly. Includes the contents of a directory, including the contents of all subdirectories, when you copy a directory
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what will the pwd command tell you?
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Identifies the directory you are currently accessing
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What will setfacl -r -m do?
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will recalculate the ACL mask entry
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What is a Relative path name?
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lists the directories in the path relative to the current working directory.
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what does the rm command do?
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Remove
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what does the zcat command do
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allows you to view files that have been compressed via compress command
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what does tar -c do?
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creates a new tar file
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What is the set -o vi command do?
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turn on and enable the shell history editing feature
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What is this ".kschrc"?
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executed everytime you log on and defines specific settings in the KORN shell.
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What will the command find -user loginIDdo?
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finds all files that are owned by the login ID
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What will the command :set nonu do?
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Hides line numbers
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What does the command setfcal -d do?
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Deletes one or more ACL
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What does the history -n command do
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Displays the command history without line numbers
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What will pkill allow you to do?
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allows you yo use process name to terminate a process
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what does thelp stat -d do?
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system default printer
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What does Job control command fg %n do?
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Brings the current or specified job into the foreground (n is job id)
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What does pgrep -n do?
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displays only the most recently created PID that contains the pattern
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what will this command do vi -R?
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prevents accidental overwriting of the file content by opening in Read only mode
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How many Work spaces area available by default when logging in to your desk top session?
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Four
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What does job control command stop %n do?
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Stops a job that is running in the background (n is the Job ID)
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what does the cp -i do?
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Prevents you from over writting existing files or directories
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What will the command find -perm do?
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Finds Files that have certian access permission Bits
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what will typing "?string" do?
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searchs backwards for the string
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what does pgrep do?
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will display the PID of every process that matches the specific criteria.
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What general format must there be to run a shell function?
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A space must appear after the first brace and before the closing brace
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What is UID?
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user identification number and it identifies who owns the file.
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What does ps -ef do?
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used to view a listing if all the processes currently scheduled to run on the system
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what does the gzcat command do?
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allows you to view files that were compressed with with gzip or compress
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what does this commmand do?
$jar cvf /tmp/bundle.jar *
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this command will allow you to copy and compress multiple files into a single archive file.
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Can you use the file manager GUI to perform common ACL configuration tasks?
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yes
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what is stdout and what is its number?
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Standard Output (1)
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what is input redirection?
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forces a command to to read the input from a file instead of the keyboard
(
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What will the "Jobs" command do?
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Lists all jobs that are currently running or are stopped in the background
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What does the compress command do?
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This command reduces the size of a file, such that it occupies less disk space and takes less time for a transfer.
compression reduces teh size of a text file by 50-60%
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What will the command find -size [+|-]n do
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find files that are larger than +n or smaller than -n or exactly n
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What does Job control command bg %n command do?
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Runs the current or specified job in the background
(n is job id)
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What is vi editor?
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command line , interactive editor. used when windows desktop is not available. only text editor to edit certian files without changing the permissions and all talking place in the buffer
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what will typing "/string" do?
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searches forward thru a string
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what is stderr and what is its number?
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standard error (2)
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What does Ctrl -U do?
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Removes all charaters on the current line
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what does the lp -d do?
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sends print request to destination (desired printer)
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What are Korn shell metacharacters?
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specific charaters, generally symbols having speacial meaning to the shell
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what does the ./ rhostfile do?
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provides an authentication procedure to determine if a remote user can access the local host with the identity of the local user
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What is an export command used for?
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IT makes the value of a variable known to a sub shell
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what does the lpstat -t do?
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complete status of all printers
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What are 4 possible outputs from file or ls -F command?
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/ = directory
* = executable
(none)plane txt or ASCII
@ = Symbolic link
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What does the jar command do?
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This command will combine multiple files into a single archive file.
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what is stdin and whats is its number?
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starndard command input (0)
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what will this command do vi -r?
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recovers the specified file or lists the files that can be recovered.
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What does the jar -c command do?
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creates a new Jar file
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what will telnet allow you to do?
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It allows you to log onto a remote system and work in that environment
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What is output redirection ?
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sends the output from a command into a file instead of sending the output to a screen.
(>)
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What does ls -a do?
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list all files in a directory including hidden files
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What opens a single terminal window instead of starting a full desktop session?
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Failsafe Login
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What does Ctrl -c do?
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Interrupts a command
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What does the command getfacl command do?
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will display the trivial ACL entries for a file or directory
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What is an Inode?
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the inode contains information about the type of info,permissions,ownership info,and location where data is stored.
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what does the ln -s command do?
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will create a symbolic link file
ln -s source_file target_file
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what will this do(" " )?
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instructs shell to ignor all inclosed metacharacters
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List 3 common print commands
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lp
lpstat
cancel
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List two Desktop Environments
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Common (CDE) and Jave (JDE)
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What Option buttons on login allow 3 types of sessions?
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Desktop, Lost DeskTop, FailSafe
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if the .rhosts file contains a (+) what does that mean?
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this means the user is able to login in from any known system on the network without a password.
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what does the rcp command allow you to do?
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It allows you to copy files or directories from one host to another.
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what does the command jar -x do?
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Extracts files from the jar file.
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what does tar -h do?
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Follows symbolic links as standard files or directories
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What is Symbolic link?
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A path name to another file or directory
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What is chmod command used for?
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used to change the permission set for files and directories using symbolic or octal mode
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what does the lp command do?
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sends print requests to printers
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What does Ctrl- S do?
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Halts output to screen
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What is the | (pipe) character used for?
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used to redirect the standard output to the input of another command
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What does the command jar -f do?
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specifies the jar file to process
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what does the lp -m do?
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send request to printer to send a mail message when complete
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What does the (&)symbol at the end if the command line do?
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Runs a job in the background
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What is the default C shell prompt for a regular user and root user?
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Host name followed by a % sign for regular and host name followed by # sign
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What is the core of the Operating system?
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Kernel
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What is a PID?
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used by the Kernal to track control and manage the process.
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what is ACL and what does it do?
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Access control list. It enables the owner of a file or directory to grant or deny specific user access
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what does the lpstat printername do?
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The command used before executing the cancel command to identify the print Request-id
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What does ls -l do?
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(long list)
used to view detailed info about the contents of a dir
ls -l dir1
would allow you to view the detailed contents of dir1
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If you see "z?:" after a search what does it mean
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no such file or directory
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What do grep, egrep,and fgrep do?
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Allows you to search the contents of files for patterns or strings of characters
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What is PS2 Variable?
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specifies the secondary KORN shell prompt (>)
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What does Ctrl - W do?
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Removes last word on the command line
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What is the general Syntax of a UNIX command?
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Command , Option and Argument
Command specifies what the sytem does or executes
Option starts with a - (-a, ls -l ).
Argument specifys whats affected (file, dir or txt)
Cal 12 2000
is an example of a command and 2 arguments
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What is the r command
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alias built into the KORN shell that enables you to repeat a command
example you pull history
159 cal
160 ls
161 cd
$r 160
this would rerun he ls command
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what does the lp -o do?
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sends print request with no banner printed
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what is the default umask value in Solaris
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022
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What will the tail command give you?
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Tail command is used to view the last 10 lines of a file
option(s)
-n = dispalys n lines from the end of the file
+n = displays file content from line n end to the end of the file
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What does the typeset -f function command do?
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displays a list of all functions with definitions
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What will the command :set list do?
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Displays invisible characters such as ^I for a tab $ for end of line characters
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Which command is used to modify the ACL entries of a file
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setfacl
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What will the commandfind -ntime [+|-]n do?
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find files that have been modified more then +n days, less than -ndays, or exacty n days ago
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What is this ";" used for?
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The semi colon is used to seperate each command to enter multipul commands at once.
The shell executes each command from left to right
Format would be
Command>option>argument; Command>option>argument
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What is the "|| " used for?
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Ensures that a command is performed only if the preceding command fails
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which file is a frequently used shell script that sets the working environment of the users
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.profile file
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What does ls -R do?
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To recursively display contents of its directory and its sub directory
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Do ACL permissions modify the umask permissions settings to provide a second level of file and directory access protection
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NO
The ACL permissions provide a second level of access protection, but ACL's cannot modify the umask permissions settings
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What does the history -r command do?
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Displays the history list in reverse order
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what will this do(` `)?
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instructs the shell to execute and display the output for a UNIX system command
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What does the command setfcal -s do?
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substitutes new ACL entries for old
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What does Job control command Control -Z do?
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Stops the foreground job and places it in the background as a stopped job
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What will the symbol "#!" be used for?
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used to identify the program that interperts the lines in the script
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what does the ptree command do?
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Displays a process tree based on the specified PID
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what does the lpstat command do?
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displays information about the current status of the LP print service, including the status of print jobs
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what is the wc command used for?
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word count = displays numbers of lines, words, and characters contained in a file
options
-l = line count
-w =word count
-c = byte count
-m = character count
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what will this do \ ?
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prevents shell from interpreting the next character as a metacharacter
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What will the commandfind -atime[+|-]n do?
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find files that have been accessed more then +n days, less than -ndays, or exacty n days ago
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What is echo command used for?
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used to display the value that is stored inside a shell variable
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This is used to create and extract files from a file archive or any removable media such as USB flash drive or a tape device
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tar command
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what will the command do "2> filename"?
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redirection surpresses error messages from appearing on screen and redirects to standard error file
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What is GID?
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group id, group users who owns the file
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What is the EDITOR variable do?
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defines default editor
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What does the PS command do?
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Lists the process that are scheduled to run.
Dispays the PID, TTY, Time and CMD
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what does the lpstat -a do?
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Lists printers accepting print requests
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What are File name substitution Metacharaters?
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they are substitution characters
>Asterisk (*) zero or more characters (f* = Fxxxx)
>Question Mark (?) any single character (f? = Fx)
>Square Bracket ([]) set or range of characters
ls [a-f]*
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What does set -o do?
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shows current option settings
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what is the initial permission value automaticly assigned by the Solaris OS for a new directory.
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rwxrwxrwx
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What is the default Bourn Shelll prompt for a regular user and root user?
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Bourn Shell uses $ for a regular user and the # for root?
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What does the command getfacl -a do?
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Displays all info about ACL
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What does the command setfacl -m do?
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creates or modifies ACL entries on files
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What does a PATH variabile do?
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specifies a colon-delimited list of directories to be searched when the shell needs to find a command to be executed
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What command is used to display the actual list of ACL entries?
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getfacl
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What is set command used for?
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list shell variables with thier current values
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what does the lpstat -p do?
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status of all printers
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What does ls -ld do?
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used to view detailed info about a directory without viewing its contents
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What will $tar tf /dev/rmt/0 show you?
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This is the command to allows you to view the contentes of the archived directory on a tape
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what are Korn, Bourn, C shell?
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3 Primary shells
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what does tar -x do?
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extracts from the tar file
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An exit status is a numeric value that indicates success or failure. what are they?
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a value of zero indicates success while a non-zero value indicates failure and held in the $? special shell variable
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what does the gzip command do?
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reduces the size of a file.
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What is SIGKILL (9)?
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kill
Signal that kills a process
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what does the zip command do?
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this command allows you to compress multiple files into a single archive file.
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What will the command :set all do?
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Displays all set vi variables and their current values
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What does pgrep -l do?
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Displays name of the process along with the PID
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How do you display directory contents?
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ls to display contents
ls -options filename
-a, -l, -ld, and -R
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what does the rmdir command do?
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permanently remove empty directories
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What will the command ls -n do ?
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Will help determine ownership of a files and directories.
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what does tar -t do?
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lists the table of contents of the tar file
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What is SIGTERM (15)?
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Terminate
A signal that terminates a process in a orderly manner
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what does pgrep -U uid do?
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Displays only the PIDs that belong to the specified user
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what does the MV command do?
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the command used to rename a single file within the same directory or to move a file to a different dir or move a dir and contents to a diffenrent dir
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What is ls -F or File used for?
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used to display file type
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what does the gunzip command do?
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restores a file that has been compresses with the gzip command
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what does 7az command do?
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used to compress a file
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What will set +o option_name do?
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will turn an option off
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What is the default Korn prompt for a regular user and root user?
|
Regular user is $ and root is #
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What is PS1 variable?
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Specifies the primary KORN shell prompt ($)
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What is an Absolute path name?
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lists all the directories in the path starting with the root directory.
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what is the Command interpreter called?
|
Shell
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what are Daemons?
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processes that run in the background and provide services.
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what does the command jar -t do?
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this command will list the table of contents of the jar file
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