问题：
A . Creating the parse tree of the statement
B . Writing the modified data blocks to the data files
C . Writing the modified data to the archived redo log files
D . Updating the control file to indicate the most recent checkpoint
E . Updating the data file header to indicate the most recent checkpoint
F . Reading the blocks to database buffer cache if they are not already there
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侵染性病害的病原是（）。 非生物性病原。 生理性病原。 生物性病原。 以上均错。
Which credentials must be entered into the S-Series GUI when joining the Active domain？（） the credentials of a privileged account on the Active directory server。 the credentials of any account on the Active directory server。 the credentials of the account （created by the S-Series） on the Active directory server when the domain is joined。 the S-Series administrative account。
Your boss at Certkiller .com wants you to clarify Oracle 10g. Which two steps are performed the first time any UPDATE statement is issued after the instance is started？（）
● 参考解析
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