Which three statements are correct about temporary tables？（） Indexes and views can be created on temporary tables.。 Both the data and the structure of temporary tables can be exported.。 Temporary tables are always created in a user’s temporary tablespace.。 The data inserted into a temporary table in a session is available to other sessions.。 Data manipulation language （DML） locks are never acquired on the data of temporary tables.。
变压器相间之间的绝缘，高压套管对外壳的绝缘是（） 外绝缘。 主绝缘。 纵绝缘。
Consider the Mysql Enterprise Audit plugin. Which statement is true when you identify a connection event that has used external authentication?（） The attribute "STATUS" is set to the string EXTERNAL_AUTH。 The attribute "PRIV_USER" contains the username。 The event type that is given in the attribute "NAME" is EXTERNAL_AUTH。 There is no differentiation between native and external authentication events。 External authentication is managed through external auditing logs。 The "PROXY_PRIV" user shows a username if external authentication is used。
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A snapshot of the /export/project file system has been taken. Prior to backing up the file system， you need to check to see if certain files are on the snapshot. The snapshot needs to be mounted to check for these files. Which command will mount the snapshot？ （） mount -F ufs -o ro /dev/fssnap/0 /check。 mount -F ufs -o rw /dev/fssnap/0 /check。 mount -F ufs -o ro /export/project /check。 mount -F ufs -o rw /export/project /check。
Which two statements are true about a Work Item with "Open" Notification? （）(Choose two.)
