修正粘着理论
Immediately after adding a new disk to or removing an existing disk from an Automatic Storage Management （ASM） instance， you find that the performance of the database decreases initially， until the addition or removal process is completed. Performance then gradually returns to normal levels. Which two activities could you perform to maintain a consistent performance of the database while adding or removing disks？（） [" increase the number of checkpoint processes"," define the POWER option while adding or removing the disks"," increase the number of DBWR processes by setting up a higher value for DB_WRITER_PROCESSES"," increase the number of slave database writer processes by setting up a higher value for DBWR_IO_SLAVES"," increase the number of ASM Rebalance processes by setting up a higher value for ASM_POWER_LIMIT during the disk addition or removal"]
根据《反家庭暴力法》的规定，人身安全保护令由人民法院以（）形式作出。 ["决定","判决","通知","裁定"]
Two database users， Jack and Bill， are accessing the Certkiller STAFF table of the Certkiller DB database. When Jack modifies a value in the table， the new value is invisible to Bill. Which is the modified value invisible to Bill？（） ["The modified data are not available on disk.","The modified data have been flushed out from memory.","The modified rows of the Certkiller STAFF table have been locked.","Jack has not committed the changes after modifying the value.","Both users are accessing the database from two different machines."]
女性，42岁，体重60kg，烧伤后3h送至医院。右上肢水肿明显，剧烈疼痛，有较大水疱；双下肢（不包括臀部）无水疱，皮肤焦黄色，触之不痛，如皮革样。输液过程中简便又可靠的观察指标是（） ["收缩压＞90mmHg","脉搏＜120\/min","尿量＞30ml\/h","中心静脉压正常","肢端温暖"]
社会流动
