AllExam Dumps

DUMPS, FREE DUMPS, VCP5 DUMPS| VMWARE DUMPS, VCP DUMPS, VCP4 DUMPS, VCAP DUMPS, VCDX DUMPS, CISCO DUMPS, CCNA, CCNA DUMPS, CCNP DUMPS, CCIE DUMPS, ITIL, EXIN DUMPS,


READ Free Dumps For Oracle- 1z0-001





Question ID 1629

Examine the code:
SELECT employee.ename
FROM emp employee
WHERE employee.empno NOT IN
(SELECT manager.mgr
FROM emp manager);
What is the NOT IN operator equivalent to, in the above query?
 

Option A

A.    ALL
 

Option B

B.    !=ALL
 

Option C

C.    NOT LIKE

 

Option D

D.    !=

Correct Answer B
Explanation


Question ID 1630

The PART table contains these columns:
ID NUMBER(7) PK COST NUMBER(7,2)
PRODUCT_ID NUMBER(7)
Evaluate these two SQL statements:
1.SELECT ROUND(MAX(cost),2),
ROUND(MIN(cost),2),ROUND(SUM(cost),2), ROUND(AVG(cost),2)
FROM part;
2.SELECT product_id, ROUND(MAX(cost),2), ROUND(MIN(cost),2),ROUND(SUM(cost),2), ROUND(AVG(cost),2)
FROM part
GROUP BY product_id;
How will the results differ?
 

Option A

A.  Statement 1 will only display one row of results; statement 2 could display more than one.
 

Option B

B.    The results will be the same, but the display will differ.
 

Option C

C.    Statement 1 will display a result for each part; statement 2 will display a result for each product.

 

Option D

D.    One of the statements will generate an error.

Correct Answer A
Explanation

Send email to admin@getfreedumps for new dumps request!!!