What are the different file operations?, Operating System

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What are the different file operations?

Create: - Space for the file in the file system update directory table.
Write: - file name and data to be written is passed into the kernel and it write pointer points to the next possible location to which we can write.
Read:-file name is passed to the kernel and Read pointer points to the current position.
Delete a file:-kernel checks in the directory as well as removes the file from there.
Truncation: - Erase (remove) the content of the file.

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