Redhat Linux Commands




RedHat Linux Basic Commands. The following is a basic command Linux Redhat, the following commands are grouped as follows, namely, File Management Command Command Command Scripting, Editing and documentation, system commands, the system information Command, the command Archive and File Extraction Utility, the command, the command Development & Shells.

File Management Commands
chgrp = replace file group
chmod = change permissions for the file
chown = replace file ownership
cp = copy files
dd = convert and copy a file
df = display hard drive space
du = showing the use of space for the directory
file = display type file
find = find files
ln = link or shortcut
ls = displays files
mkdir = create directory
mkfifo = make a pipe file
mknod = create special files
mv = rename and move files
rm = remove files
touch = change or add a file creation time



Command Editing and Scripting
awk = the application language pengelolah common program
basename = cut directory and suffix from filenames
cat = displays the contents of a file
cmp = comparing binary from file
cut = quote lines from a file
diff = compare files
dirname = create a directory based on the name of the file
echo = create text line
ed = text editor
egrep = command from grep
ex = text editor
grep = find rows containing the regex (regular expression)
head = displays the contents of the initial line from file
less = displays the contents of a file
more = display the contents of a file
perl = scripting language perl editor
split = divide a file into several pieces
tail = displays the contents of the final line of the file
vi = text editor
wc = count words, lines and characters used files

Command Documentation
info = display the documentation with the standard GNU
man = displays the documentation with the standard Unix

System Command
at = run the program for a while
chfn = change information access
chsn = change shells
crontab = program schedule
groups = showing existing groups
id = user ID display
kill = sends a signal to shut down the program forcibly
logger = record error messages to the system log
login = allows a user to login
lsof = displays a list of files that are loaded by the system
mount = attach devices to the directory
newgrp = create new group
nice = running processes with specified priorities
passwd = change password
printenv = showing linux environment
ps = displays the process
renice = change priorities for process
reset = reset terminal
su = change the user who is being used
time = displays how long a program is run
top = displays the process that is being
umount = release the device from the directory

Command Information System
arch = architecture display system used
df = display hard drive space
dmesg = display messages from the kernel
finger = user information
free memory = displays information that is not used
hostname = computer name
last = display last user entry into system
tty = displays the name of the terminal being used
uptime = displays how long the system running
vmstat = display virtual memory statistics
uname = display the version of the kernel
w = displays the login information of the user who is being used
who = displays the user
whoami = showing the user that is being used

Orders archive and File Extraction
bunzip2 = Extraction Command File
bzip2 = File Extraction Command
cpio = Archive File Command
gunzip = Command File Extraction
gzip = Command archive files
tar = Command Archives the files
uncompress = the File Extraction Command
unshar = Extraction Command File
uudecode = the opposite of uuencode command
uuencode = binary files to Translate text

Command Utility
bc = calculator
cal = display the calendar
date = display time
dc = Calculator (more Milky than bc)
pwd = displays the directory where we work
script = record the commands used and save it in a file
which = showing the location of installed programs

Command Development
install = copying files to a location on the orders of the script
make = make package
c++ = compiler language C++
cc = C language compiler
perl = script perl processor program

Shells
bash = Bourne Again Shell
csh = C Shell
ksh = Korn Shell
sh = Bourne Shell
tcsh = Tc Shell


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