Questions and Answers (5 / 5)
Bash Linux commands
201.
Describe a command •
type
202.
Limit user resources •
ulimit
203.
Users file creation mask
umask
204.
Unmount a device
umount
205.
Remove an alias •
unalias
206.
Print system information
uname
207.
Convert spaces to tabs
unexpand
209.
Convert units from one scale to another
units
210.
Remove variable or function names
unset
211.
Unpack shell archive scripts
unshar
212.
Execute commands (until error)
until
213.
Create new user account
useradd
214.
Modify user account
usermod
215.
List users currently logged in
users
216.
Encode a binary file
uuencode
217.
Decode a file created by uuencode
uudecode
218.
Verbosely list directory contents (`ls -l -b')
v
219.
Verbosely list directory contents (`ls -l -b')
vdir
221.
Report virtual memory statistics
vmstat
222.
Execute/display a program periodically
watch
223.
Print byte, word, and line counts
wc
224.
Search the user's $path, man pages and source files for a program
whereis
225.
Search the user's $path for a program file
which
226.
Execute commands
while
227.
Print all usernames currently logged in
who
228.
Print the current user id and name (`id -un')
whoami
229.
Retrieve web pages or files via HTTP, HTTPS or FTP
Wget
230.
Send a message to another user
write
231.
Execute utility, passing constructed argument list(s)
xargs
232.
Print a string until interrupted
yes
233.
Run a command script in the current shell
.