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1. This stream is the output of a command operating normally:
- stdout
- stderr
- stdin
- stdnorm
2. Many commands that read text files will also read from this stream:
- pipe
- stdin
- redirect
- input
3. If you want to overwrite a file by redirecting the output of a command, you can use:
- &
- >
- }
- |
4. To redirect the errors that are output by a command, you can use:
- @
- 2>
- 2@
- 2&
5. Two or more commands combined with the “|” between them form a:
- convoy
- caravan
- command line
- pipeline
6. Which two symbols can effectively redirect stdin to a command? (choose two)
- >
- !
- |
- <
7. If you want to append a file with the normal output of a command, you can use:
- 2>>
- >
- >>
- 1>
8. To send the normal and error output of a command to a single file, you can use:
- 2>
- >
- 1>
- &>
9. Which of the following commands will take the standard output of the ls and put it into the /tmp/output.txt file:
- ls 2 | /tmp/output
- ls 2> /tmp/output.txt
- ls > /tmp/output.txt
- ls | /tmp/output.txt
10. Which of the following commands will take the standard error of the ls command and put it into the /tmp/output.txt file:
- ls 2> /tmp/output.txt
- ls | /tmp/output.txt
- ls 2 | /tmp/output
- ls > /tmp/output.txt
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