Observe the following warning in an RMAN session of your database instance： WARNING： new failures were found since last LIST FAILURE command Which statement describes the scenario that must have produced this warning？（） The CHANGE FAILURE command has detected new failures recorded in the Automatic Diagnostic Repository（ADR）。 The VALIDATE DATABASE command has detected new failures recorded in the Automatic Diagnostic Repository （ADR）。 The ADVISE FAILURE command has detected new failures recorded in the Automatic Diagnostic Repository （ADR） since the last LIST FAILURE。 The RECOVER command has detected new failures recorded in the Automatic Diagnostic Repository （ADR） since the last LIST FAILURE command was executed。
17、18世纪出现的启蒙运动（）。①起源于英国，中心在法国②以宣传理性为中心，强调人权和法治③是欧洲第二次思想解放运动④为欧美资产阶级革命作了思想准备 A（1）（3）。 （2）（4）。 （1）（2）（4）。 （1）（2）（3）（4）。
Which two statements are true regarding single row functions?（） They accept only a single argument 。 They can be nested only to two levels 。 Arguments can only be column values or constants 。 They always return a single result row for every row of a queried table 。 They can return a data type value different from the one that is referenced。
You are maintaining the SALES database on Oracle 10g. You have added a new disk to a disk group. Automatic Storage Management performs the rebalancing activity. You want to speed up the rebalancing activity. Which parameter will you specify to control the speed of the rebalancing activity？ （） ASM_POWER_LIMIT。 ASM_DISKSTRING。 ASM_DISKGROUPS。 LARGE_POOL_SIZE。
对于从事电子商务的企业来说，配送的实施可有多种模式选择，这种附属型、自我服务性质的配送模式属于（） 自建配送中心的电子商务企业。 配送业务外包给专业物流公司的电子商务企业。 与专业物流公司合作的电子商务企业。 与其他企业合建配送中心的电子商务企业。
Which of the following are properties that can be set for Custom Controls？（）
