A. The string case OR the string CASE: ___________________________________________________________________

__ B. The string moose OR the string meeses: _____________________________________________________________________

C. The string CBC OR the string Columbia Basin College: _____________________________________________________________________

D. The string CS followed by three numbers, OR the string CSIA with no trailing numbers. For example, CS332 or CSIA. Hint youll need to use parentheses. _____________________________________________________________________

E. The string case OR the string CASE followed by three numbers. For example, case332 or CASE229. _____________________________________________________________________

F. The string CS followed by three numbers, OR the string CSIA followed by three numbers. For example, CS332 or CSIA429. _____________________________________________________________________

6.22 This exercise provides practice with regular expressions using positional modifiers. For each of the following, write the correct regular expression:

A. The string CBC at the beginning of a line: _____________________________________________ B. The string CBC at the end of a line: _____________________________________________

C. The string CBC with whitespace before and after the string. Hint use quotes to show the whitespace. _____________________________________________

D. The string CBC as a separate word: ____________________________________________

E. The string edu as a separate word: _____________________________________________

F. A simple phone number at the end of a line. You can assume the phone number is of the form xxx-xxxx where x is a number: _____________________________________________

G. A simple phone number with whitespace before and after the phone number: