Input, Output, Redirection Flashcards
1
Q
What are the default Input/Output types?
A
stdin, stdout, stderr
2
Q
What are the number representations of I/O types?
A
stdin = 0 stdout = 1 stderr = 2
3
Q
What does the > character does in redirection?
A
redirects standard output to a file overwriting its contents
4
Q
How can you redirect stdout to a file but appending that content?
A
> >
5
Q
How can you redirect the content of a file to a command?
A
”
6
Q
What does 2>&1 stands for?
A
Combines stderr and stdout
7
Q
What does 2>file means?
A
Redirect stderr to a file
8
Q
What does 2> /dev/null means?
A
Redirect stderr to nowhere
