1. 155_what are "mode bits" in bash?

    155_what are "mode bits" in bash?

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  2. 156_how to decipher file permissions from "mode bits"?

    156_how to decipher file permissions from "mode bits"?

  3. 153_what does the "d" stand for in file permissions in bash?

    153_what does the "d" stand for in file permissions in bash?

  4. 154_what does the - mean in file permissions in bash?

    154_what does the - mean in file permissions in bash?