流动资产
Which two partitioned table maintenance operations support asynchronous Global Index Maintenance inOracle database 12c?（） [" ALTER TABLE SPLIT PARTITION"," ALTER TABLE MERGE PARTITION"," ALTER TABLE TRUNCATE PARTITION"," ALTER TABLE ADD PARTITION"," ALTER TABLE DROP PARTITION"," ALTER TABLE MOVE PARTITION"]
社会保险费征收机构可以直接划拨欠费单位的银行存款，用于抵缴社会保险费。
液化石油气站的贮罐区、生产区照明电路启动开关及电气设备应采用（）。 ["普通型；","随意；","安全型；","防爆型"]
Exhibit. Which two options are used to enable the connect-time failover feature？（） ["Use only the first address.","Try one address， selected at random.","Try each address， in order， until one succeeds.","Try each address， randomly， until one succeeds.","Use each address in order until destination reached."]
我国行道树栽植目前存在的问题是：
