📄 que_080.htm
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<title>Ocp test </title>
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<b>QUESTION 080
</b></p><hr color="#99CCFF">
<p>Examine the structure of the EMPLOYEES, DEPARTMENTS, and TAX tables. </p><table border="1" bordercolor="gray">
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<p><b>EMPLOYEES </b></p>
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</tr>
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<p><b>EMPLOYEE_ID NUMBER NOT NULL, Primary Key </b></p>
</td>
</tr>
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<p><b>EMP_NAME VARCHAR2(30)</b></p>
</td>
</tr>
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<td align="left" bgcolor="white">
<p><b>JOB_ID VARCHAR2(20)</b></p>
</td>
</tr>
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<td align="left" bgcolor="white">
<p><b>SALARY NUMBER </b></p>
</td>
</tr>
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<p><b>MGR_ID NUMBER References EMPLOYEE_ID column </b></p>
</td>
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<p><b>DEPARTMENT_ID NUMBER Foreign key to DEPARTMENT_ID column of the DEPARTMENTS table</b></p>
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<p> </p>
</td>
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</table>
<br>
<table border="1" bordercolor="gray">
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<td align="left" width="486" bgcolor="#99CCFF">
<p><b>DEPARTMENTS </b></p>
</td>
</tr>
<tr>
<td align="left" bgcolor="white">
<p><b>DEPARTMENT_ID NUMBER NOT NULL, Primary Key </b></p>
</td>
</tr>
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<td align="left" bgcolor="white">
<p><b>DEPARTMENT_NAME VARCHAR2 (30) </b></p>
</td>
</tr>
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<td align="left" bgcolor="white">
<p><b>MGR_ID NUMBER References MGR_ID column of the EMPLOYEES table</b></p>
</td>
</tr>
</table>
<br>
<table border="1" bordercolor="gray">
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<td align="left" width="486" bgcolor="#99CCFF">
<p><b>TAX </b></p>
</td>
</tr>
<tr>
<td align="left" bgcolor="white">
<p><b>MIN_SALARY NUMBER </b></p>
</td>
</tr>
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<td align="left" bgcolor="white">
<p><b>MAX_SALARY NUMBER </b></p>
</td>
</tr>
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<p><b>TAX_PERCENT NUMBER </b></p>
</td>
</tr>
</table>
<p>For which situation would you use a nonequijoin query? </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>
</td>
<td align="left" width="566">
<p> To find the tax percentage for each of the employees.
</p>
</td>
</tr>
<tr>
<td align="center" width="89">
<p><b><input type="radio" name="AN" value="B"> B.</b></p>
</td>
<td align="left" width="566">
<p> To list the name, job id, and manager name for all the employees.
</p>
</td>
</tr>
<tr>
<td align="center" width="89">
<p><b><input type="radio" name="AN" value="C"> C.</b></p>
</td>
<td align="left" width="566">
<p> To find the name, salary, and department name of employees who are not working with Smith.
</p>
</td>
</tr>
<tr>
<td align="center" width="89">
<p><b><input type="radio" name="AN" value="D"> D.</b></p>
</td>
<td align="left" width="566">
<p> To find the number of employees working for the Administrative department and earning less then 4000.
</p>
</td>
</tr>
<tr>
<td align="center" width="89">
<p><b><input type="radio" name="AN" value="E"> E.</b></p>
</td>
<td align="left" width="566">
<p> To display name, salary, manager ID, and department name of all the employees, even if the employees do not have a department ID assigned.</p>
</td>
</tr>
</span>
</form>
</table>
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