Master the Command Line

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Questions and Answers

Which command line utility is used to view the first few lines of a file?

  • head (correct)
  • tail
  • man
  • cat

Which command line utility is used to view the last few lines of a file?

  • tail (correct)
  • cat
  • man
  • head

What symbol is used to have one program take as input the output of another?

  • | (correct)
  • &
  • <
  • >

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