- What are file descriptors?
- What do the terms stdin, stdout, and stderr mean?
- How do stdin, stdout, and stderr map to the default file descriptors?
- What is the difference between the output redirections >, 1>, and 2>?
- What is the difference between > and >>?
- How can both stdout and stderr be redirected at the same time?
- Which special devices can be used to act as a black hole for output?
- What does a pipe do, with regards to redirections?
- How can we send output to both the Terminal and a log file?
- What is a typical use case for a here string?
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