| 1. | What is meant by a regular expression?
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| 2. | How are the if and unless modifiers used?
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| 3. | How do you change the forward slash delimiter used in the search pattern to something else? |
| 4. | What does the s operator do? |
| 5. | What is meant by a global search? |
| 6. | When do you need the pattern binding operators, =~ and !~? |
| 7. | What is the default pattern space holder? |
| 8. | What is the _ _DATA_ _ filehandle used for? |
| 9. | What do the ieg modifiers mean? |
