在囊式封堵作业中，若采用单封方式，封堵坑长度一般为（） ["5m","7m","10m","15m"]
The SAVE_AMT column in the ACCOUNTS table contains the balance details of customers in a bank. As part of the year-end tax and interest calculation process， all the rows in the table need to be accessed. The bank authorities want to track access to the rows containing balance amounts exceeding $200，000， and then send an alert message to the administrator. Which method would you suggest to the bank for achieving this task？（） ["implementing value-based auditing by using triggers","implementing fine-grained auditing with audit condition and event handler","performing standard database auditing to audit object privileges by setting the AUDIT_TRAIL parameter to EXTENDED","performing standard database auditing to audit SQL statements with granularity level set to ACCESS"]
市场法中交易情况的调整是指（）。 ["由于参照物的成交价高于或低于市场正常交易价格所需进行的调整","因融资条件差异所需进行的调整","因投资环境差异所需进行的调整","因销售情况不同所需进行的调整","因交易时间差异所需进行的调整"]
You took the DATA1 tablespace offline at 10：00 A.M. At 12：30 P.M.， a schema of a user is dropped and purged from the Recycle Bin. You noticed this at 2：00 P.M. and decided to perform an incomplete recovery. Which datafiles will you recover？（） [" all the datafiles in the database"," the datafiles associated with the SYSTEM tablespace"," the datafiles associated with the DATA1 tablespace"," all the datafiles in the database except those associated with the DATA1 tablespace"]
在工程上，压强单位的换算1kgf/c㎡约等于（）。 ["0.01Mpa；","0.1Mpa；","1Mpa；","10MPa"]
驾驶员行车时的视力叫；相对于驾驶员来所，我们平时检查身体坐着检查的视力叫（）
