USE THIS COMMAND, BUT TEST WITH THE CHARACTER SET SCANNER FIRST

1. þ B. Use this command, but test with the character set scanner first.

ý A, C, and D. A is wrong because you do not need to recreate the database

to change the database character set. C is wrong because ALTER SYSTEM

cannot be used to change the character set. D is wrong because changing the

character set in the controlfile will not convert the database character set.