Homework #3

Due Tuesday, October 18, 6:00 PM

Problem 1

Show how to use egrep-style regular expressions to search for

Problem 2.

For each of the four subproblems of Problem 1, write five lines that thoroughly test your regular expression.

Problem 3.

Show how to use the find command to

Problem 4

How do you submit a batch job that will run at 8:00 PM?

Problem 5

How do you find out how much space is being used by the directory ~/bin and all its subdirectories?

Problem 6

Mail your answers to Problems 1 to 5 to Dean Brock.

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