nerdexam
LPI

101-400 · Question #285

What does the following command do? cat '$TEST'

The correct answer is B. Displays the contents of the file named $TEST if it exists. See the full explanation below for the reasoning.

Question

What does the following command do? cat '$TEST'

Options

  • ADisplays a bash syntax error message.
  • BDisplays the contents of the file named $TEST if it exists.
  • CWaitsfor the user to enter text and then echos the text back.
  • DDisplays the contents of the file named inside the back quotes.
  • EDisplays the contents of the named by the environment variable TEST.

How the community answered

(48 responses)
  • A
    13% (6)
  • B
    77% (37)
  • C
    2% (1)
  • D
    2% (1)
  • E
    6% (3)

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