The CUSTOMERS table has these columns: CUSTOMER_ID NUMBER(4) NOT NULL CUSTOMER_NAME VARCHAR2(100) NOT NULL STREET_ADDRESS VARCHAR2(150) CITY_ADDRESS VARCHAR2(50) STATE_ADDRESS VARCHAR2(50) PROVINCE_ADDRESS VARCHAR2(50) COUNTRY_ADDRESS VARCHAR2(50) POSTAL_CODE VARCHAR2(12) CUSTOMER_PHONE VARCHAR2(20) A promotional sale is being advertised to the customers in France. Which WHERE clause identifies customers that are located in France?（） WHERE lower(country_address) = "france"。 WHERE lower(country_address) = 'france'。 WHERE lower(country_address) IS 'france'。 WHERE lower(country_address) = '%france%'。 WHERE lower(country_address) LIKE %france%。
使阻抗继电器动作的最大测量阻抗称为继电器的（）。 测量阻抗。 整定阻抗。 线路阻抗。
In your Oracle 10g database ， you have scheduled a job to update the optimizer statistics at 05：00 pm every Friday. The job has successfully completed. Which three pieces of information would you check to confirm that the statistics have been collected？（） average row size。 last analyzed date。 size of table in bytes。 size of table in database blocks。 number of free blocks in the free list。 number of extents present in the table。
Which IBM storage products allows for 960 TB （raw） in one standard IBM rack of the following？（） XIV system。 DS5300。 DS8800。 Storwize V7000。
采用非强制性许可制度进行认证的国家是（） 韩国。 日本。 德国。 新加坡。
老张是某家电公司的销售部经理，因为与新来的总经理意见不合，决定辞职，自己创业当老板。最适宜于他的创业途径是（）
