At the request of a user， you issue the following command to restore a dropped table： flashback table "BIN$F2JFfMq8Q5unbC0ceE9eJg==$0" to before drop； Later， the user notifies you that the data in the table seems to be very old and out of date. What might be the problem？（） Because a proper range of SCNs was not specified， the wrong data was restored.。 A proper range of timestamps was not specified， so the wrong data was restored.。 A previous Flashback Drop operation had been performed， resulting in multiple versions of the table being stored in the Recycle Bin.。 Either option A or B could be correct. Not enough information was provided to determine which.。 None of the above.。
简述意外伤害保险的保险责任的条件构成。
A recent power outage disrupted customer operations in one of the two campus centers. Thecustomer has already started to develop a strategy for consolidation of the data centers andremote backup at a colocation facility, but current and near-term budgets are focused only oncapacity growth at lowest cost. Which of the following capabilities might be immediately attractiveto the customer?（） DS8700 with remote mirroring 。 V7000 with Easy Tier and SSD 。 SVC VDisk mirroring with stretch clusters 。 UPS power backup to the racks with current storage controller。
简述Suzlon S82/1.5MW可变滑差异步感应型风力发电机工作原理？
小企业构建管理团队的关键在于各类人才的（）。 替代性。 互补性。 交叉性。 独立性。
围手术期预防性应用抗菌药物，给药时间应选择在（）
