Exercises

1. Assume you are running out of disk space, and you have a few VERY large files. What can you do to regain some disk space
2. You would like to create a backup of all your files. How would you do it
3. You want to send a binary file to a Toronto colleague of yours. How could you do it
4. You have received a file in the form filename.tar.Z. How can you read the file
5. You receive a tape with three tarfiles on it. How do you read the second file The third
6. You own a Sun workstation. You receive a tape from a colleague who owns a Silicon Graphics. How will you read the tarfile off the tape
7. Say you own a Silicon Graphics, and you have to read a tape that was written on a Sun. How can you do it (two ways).
8. You are writing a software package. All your source code resides in one directory. But you need to find every occurrence of all variables beginning with molecu in your C source code files. How would you do this
9. You have a file containing a list of names in the format last_name first_name. You want to sort that list in ascending order by last name AND by first name within the last names. Which commands would you use