The command echo ???a will display:

Linux Questions Staff asked 1 year ago

The command echo ???a will display:

  • Only a file named ???a
  • All of the files in the current directory that have four characters in the file name with the last character being an “a” character.
  • All of the files in the current directory that have four characters in the file name.
  • All of the files in the current directory that end with an “a” character.

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