Sort the items in file ex2 and save the output to a new file ex3. What...

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Sort the items in file ex2 and save the output to a new file ex3. What was the command used? Display the content of the file ex3. Using pipe, find out how many files under your home directory start with the characters ex. What was the command used? List the files in your directory to confirm your answer. Sort the items in file ex2 and save the output to a new file ex3. What was the command used? Display the content of the file ex3. Using pipe, find out how many files under your home directory start with the characters ex. What was the command used? List the files in your directory to confirm your answer.