The EMPLOYEE tables has these columns: LAST_NAME VARCHAR2(35) SALARY NUMBER(8,2) COMMISSION_PCT NUMBER(5,2) You want to display the name and annual salary multiplied by the commission_pct for all employees. For records that have a NULL commission_pct, a zero must be displayed against the calculated column. Which SQL statement displays the desired results? （） SELECT last_name, (salary * 12) * commission_pct FROM EMPLOYEES;。 SELECT last_name, (salary * 12) * IFNULL(commission_pct, 0) FROM EMPLOYEES;。 SELECT last_name, (salary * 12) * NVL2(commission_pct, 0) FROM EMPLOYEES;。 SELECT last_name, (salary * 12) * NVL(commission_pct, 0) FROM EMPLOYEES。
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Company.com has four pSeries servers in their data center and wants to deploy multiple Micro-Partitions. Which of the following data center servers can be used for this purpose？（） p5-520 running Virtual I/O Server。 p690 running AIX 5L V5.3。 p5-510 running AIX 5L V5.2。 p5-520 running two dedicated processor partitio。
A customer has an xSeries x445 server attached to a DS4500 storage server containing two EXP710 disk expansion drawers with 14 disks in each. The x445 is to be used for a video streaming application. The customer wants to make the most cost-effective use of the disk capacity while retaining fault tolerance. Which of the following solutions will satisfy the requirements？（）
