Question: 4. [3] Output redirection in Linux/UNIX system. We use > as well as >> as the output direction. What is the semantic difference between the

4. [3] Output redirection in Linux/UNIX system. We use > as

4. [3] Output redirection in Linux/UNIX system. We use > as well as >> as the output direction. What is the semantic difference between the two option switches? 5. [3] In the Homework1, we carried out experiment for changing file attributes. Suppose I write a command: chmod 765 foo What the command is actually doing

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