passwd - Set a password
mc - the equivalent of Norton Commander
ls - files and directories
-l with attributes
-s sort by size / size
-t sorting according to the modification time
dir - displayed the files and directories
cat - displayed the contents of the file
pwd - shows who I am
find - searches for files with the given name
alias-displayed a list of aliases
grep - displayed in its entirety, is what interests us
su - root switch to profile
finger - display users with their data
usermod - change user attributes
groupdel - deletes a group
useradd - positive user
env - display environment variables
cron - supervision of start up other programs
at - the process of execution at a specified time
touch - creating an empty file
du - information about file indifference
df - displayed partitions and their use
-h displayed with MB
quota - the mechanism accounting for the shares
repquota - verify that the dead
mkdir - Create directory
rmdir - remove the directory
cp - copy file
chown - change ownership of a file/directory
chmod - change permissions file/directory
hostname - displayed the name of the computer
ifconfig – display information’s about network connection: IP, MAC and other
-a display all
rfkill – displayed information about the status of network devices radio
list all
mount - mounting disks and partitions
-a mounts all
fdisk - a tool for disk partitioning in console
sudo - run with administrator / root
su - login to the account administrator / root
Pwd -
fsck - a tool to repair logical errors on the disk / partition
ntfsprogs - a tool for managing NTFS partitions
Last - displayed the last login
more - displayed the contents of files with paging
head - displayed the beginning of the file
tail - displayed the end of the file
sort - sorts the input data by default lexicographically
wc - count characters, words
cp - copy files
rm - delete files
mc - renaming / moving files
whereis - looks for executable files
locate - searches for files
find - searches the directory structure of the system, searches for files and directories
cd - change directory
ps - shows active coating processes
cal - the calendar
pstree - display a tree of processes
man - displayed the documentation of command
in - information about the logged-in user
less - a view with scrolling text file