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- author "me"
- tags ""
- folders ""
- description ""
- fileName "8.4"
- what command creates an empty file when the file specified doesn't exist and also updates the time stamp
- touch
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what command copies one or more ordinary files, including text, executable program files, and directories
cp
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what command renames files or moves one or more files between directories
mv
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what command determines file types and displays file type information
file
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what command displays the contents of one or more text files on the terminal
cat
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what command displays the contents of files one screen at a time
more
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what command displays a select number of lines from the beginning of files
head
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what command displays a select number of lines from the end of files
tail
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what command clears the display screen of all data and re-displays the cursor at the top of the page
clear
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what command displays who is logged into the system
who
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what command displays the current user ID
whoami
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what command creates a shell with the specified user ID
su
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what command creates or changes a password associated with a user name
passwd
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what command displays the current environment variables for the user or, if an environment variable is specified, sets it to a new value and displays the modified environment
env
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what command displays the groups to which the specified user is a member
groups
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what command displays information about the current user or another specified user
id
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what command displays a list of recent logins
last
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what command searches the directory hierarchy for files meeting specific criteria
find
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what command searches one or more files, line by line, for a pattern of string of characters and displays the lines in which the pattern is found
grep
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what command changes the ownership of one or more files to a new owner
chown
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what command changes the group of one or more files to a new group
chgrp
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what command changes access mode (permissions) of specified files
chmod
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how are permission set when using the command chmod
with binary number rwe rwe rwe
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what command is used to print the current date and time
date
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what command searches the user's path for the specified command or program (executable) file and displays its absolute path name
which
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what command displays status information about active processes
ps
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what command provides information (frequently refreshed) about the most CPU-intensive processes currently running
top
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what command terminates one or more processes based on PID by sending them kill signals
kill
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what command reports how much free space, in terms of free blocks, is left on any mounted device or file system
df
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what command script provides detailed hardware and software information of the NTCSS server
system.verify
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what command arranges for the named files and associated infromation, called a "request," to be printed by a printer
lp
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what command prints information about the current status of the LP printer system
lpstat
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what command moves the contents of one print queue to another print queue
lpmove
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what command is used to cancel pending print requests
cancel
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what command is typically used at boot time to define the network address of each interface on a machine
ifconfig
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what command displays information on active sockets, routing tables, interfaces, masquerade connections, or multicast memberships
netstat
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what command displays hostname and TCP/IP related name information
hostname
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what are the roles of vi editor
- is the standard text editor included with the linux operating system
- is used to create or modify files within the linux environment
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what are the modes of operations with vi editor
- command
- insert (input)
- last line (command line)
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what mode are you in when vi is invoked
command mode
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