Question: This is about Unix Op Sys I How do you exit vi without saving the file being edited? What command will insert the current date

This is about Unix Op Sys I

  1. How do you exit vi without saving the file being edited?

  1. What command will insert the current date below the line youare editing?

  1. How can you search the entire document you are editing for thestring “trouble” and replace it with the strong “difficulty”?

  1. How can you add line numbers to the document you areediting?

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