The RECYCLEBIN parameter is set to ON for your database. You drop a table, PRODUCTS, from the SCOTT schema. Which two statements are true regarding the outcome of this action? （）(Choose two) All the related indexes and views are automatically dropped。 The flashback drop feature can recover only the table structure。 Only the related indexes are dropped whereas views are invalidated。 The flashback drop feature can recover both the table structure and its data。
You are performing an incomplete recovery because certain important tables were deleted and purged from the Recycle Bin. In which mode will you perform the recovery？（） MOUNT mode。 RESTRICTED mode。 OPEN mode。 NOMOUNT mode。
为什么说土壤是微生物最好的天然培养基？土壤中有哪些微生物？
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。
以下哪些可作为大学生心理健康的判断标准？（）
