📄 que_119.htm
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<title>Ocp test </title>
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<b>QUESTION 119
</b></p><hr color="#99CCFF">
<p>You own a table called EMPLOYEES with this table structure: </p><table border="1" bordercolor="gray">
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<p><b>EMPLOYEES </b></p>
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</tr>
<tr>
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<p><b>EMPLOYEE_ID NUMBER Primary Key </b></p>
</td>
</tr>
<tr>
<td align="left" bgcolor="white">
<p><b>FIRST_NAME VARCHAR2(25) </b></p>
</td>
</tr>
<tr>
<td align="left" bgcolor="white">
<p><b>LAST_NAME VARCHAR2(25) </b></p>
</td>
</tr>
<tr>
<td align="left" bgcolor="white">
<p><b>HIRE_DATE DATE </b></p>
</td>
</tr>
</table>
<p>What happens when you execute this DELETE statement?
<br>DELETE employees; </p><table border="1" bordercolor="gray" width="665">
<form name="youAnsForm">
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<p><b><input type="radio" name="AN" value="A"> A.</b></p>
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<p> You get an error because of a primary key violation.
</p>
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<p><b><input type="radio" name="AN" value="B"> B.</b></p>
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<p> The data and structure of the EMPLOYEES table are deleted.
</p>
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<p><b><input type="radio" name="AN" value="C"> C.</b></p>
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<p> The data in the EMPLOYEES table is deleted but not the structure.
</p>
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<p><b><input type="radio" name="AN" value="D"> D.</b></p>
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<p> You get an error because the statement is not syntactically correct.</p>
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</form>
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