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<p><b><span style="font-size:22pt">Explaination 016: &nbsp;</span></b></p>

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	TIMESTAMP, INTERVAL DAY TO SECOND and INTERVAL YEAR TO MONTH can be used to specify column definition. <br>
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	  Incorrect Answers <br>
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	  B: The INTERVAL MONTH TO DAY data type cannot be used when specifying column definitions there are only INTERVAL DAY TO SECOND and INTERVAL YEAR TO MONTH data types. <br>
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	  E: The TIMESTAMP WITH DATABASE TIMEZONE data type cannot be used when specifying column definitions, because there are only TIMESTAMP WITH TIME ZONE and TIMESTAMP WITH LOCAL TIME ZONE data types. <br>
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	  OCP Introduction to Oracle 9i: SQL Exam Guide, Jason Couchman, p. 215-217 <br>
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	<p>
	  Chapter 5: Creating Oracle Database Objects
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