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displays
1.
tar
... current directory. -r adds the files in the archive. -t
displays
the contents of the archive. -x extracts files from the archive. -C directory extracts the files in the specified directory. -f file ...
2.
tail
Command tail
Displays
the last few lines of the file. Syntax tail [options] file Options -N (where N - number)
displays
the last N lines. -n N (where N - number)
displays
the last N lines. -f ...
3.
rm
... contained in the catalog. -v
displays
the names of the files before deleting them. Description The rm command removes the specified files. To delete a file, you must have the right to record the directory ...
4.
pstree
Command pstree
Displays
all running processes in a tree. Syntax pstree [options] [process_id] Options -a
displays
the command line arguments. -c does not compress the subtrees. -l
displays
a long ...
5.
ps
Command ps
Displays
the status of processes (programs) running in the system. Syntax ps [options] Options Note that unlike other commands ps command options do not have a prefix "-". a display ...
6.
mv
... -f remove existing files without confirmation. -i asks for confirmation before overwriting existing files. -v
displays
the name of the file before moving. Description The mv command renames a file ...
7.
more
Command more Performs view text files. Syntax more [options] file_names Options +N (where N - number)
displays
the file, starting at the specified line number. +/pattern begins with a display ...
8.
man
... indicates listatel pager leadership (eg, less). -a
displays
all man-pages that match a specific command. -h
displays
help for the team only man. -w indicates the location of the displayed man-pages. Description ...
9.
ls
Command ls Prints the contents of the directory. Syntax ls [options] [directory-names] Options -a
displays
all files, including those with names starting with a dot (.). -b
displays
unprintable ...
10.
ln
... a directory (this can be done only by root). -f remove existing file named newname. -help
displays
help for the team. -s creates a symbolic link. -v generates detailed output information. Description ...
11.
less
Command less less command
displays
text files (with the possibility of searching through back). Syntax less [options] file_name Options -?
displays
a list of commands that can use less. -p
displays
...
12.
ldd
Command ldd ldd command
displays
the names of shared libraries required for execution. Syntax ldd [options] program Options -v
displays
the version number of ldd. -V
displays
the version number ...
13.
kill
Command - kill Kill command sends a signal to the process. Syntax kill [options] id_process Options -Nsignal sends a specified signal (where Nsignal - the number or name). -l
displays
the number ...
14.
info
Command info info command
displays
online help for any command Linux. Syntax info [options] command Options -d add the directory to the list of directories in which files are being explored. ...
15.
id
Command id Id command
displays
the user ID, group ID and user groups. Syntax id [options] [username] Options -g prints only the group ID. -n
displays
the name of the group, rather than group ...
16.
head
Command head head command
displays
the first few lines of a file to standard output. Syntax head [options] file Options -n nline number of displayed rows. Description
Displays
the first line ...
17.
gzip
Command gzip gzip command compress one or more files. Syntax gzip [options] files Options -c
displays
the output file to standard output and keeps the original file. -d decompresses the file (same ...
18.
groups
Command groups groups command shows the groups to which the user belongs. Syntax groups [username] Description groups command
displays
the names of groups to which the user belongs. Unless specify ...
19.
grep
Command grep grep command provides search in one or more files, lines that match the regular expression (search patterns). Syntax grep [options] pattern files Options -N (where N-number)
displays
...
20.
free
Command free free command
displays
the number of free and used memory in the system. Syntax free [options] Options -b
displays
the amount of memory in bytes. -k
displays
the memory size in kilobytes ...
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