Special Characters Flashcards
1
Q
|
A
pipe
2
Q
|
A
pipe
3
Q
;
A
causes sequential execution of commands
4
Q
&
A
puts a command in the background
5
Q
( )
A
delimits group command, sub-shell is created
6
Q
{ }
A
delimits group command, in current shell
7
Q
>
A
redirect standard output
8
Q
#
A
starts a comment
9
Q
*
A
matches zero or more characters
10
Q
?
A
matches one character
11
Q
[ ]
A
matches character set
12
Q
$
A
causes parameter value substitution (call a variable)
13
Q
’
A
quotes every character except a ‘
14
Q
\
A
quotes a single character
15
Q
”
A
quotes every character except $ ` \ “
