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	<b>QUESTION 139	</b>
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<p>What is true about sequences? </p><table border="1" bordercolor="gray" width="665">
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			<p><b><input type="radio" name="AN" value="A">  A.</b></p>
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			<p> Once created, a sequence belongs to a specific schema. 
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			<p><b><input type="radio" name="AN" value="B">  B.</b></p>
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			<p>   Once created, a sequence is linked to a specific table. 
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			<p><b><input type="radio" name="AN" value="C">  C.</b></p>
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			<p>   Once created, a sequence is automatically available to all users. 
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			<p><b><input type="radio" name="AN" value="D">  D.</b></p>
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			<p>   Only the DBA can control which sequence is used by a certain table. 
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			<p><b><input type="radio" name="AN" value="E">  E.</b></p>
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			<p>   Once created, a sequence is automatically used in all INSERT and UPDATE statements.</b></p>
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