Your database instance is running with full workload after database creation. You have decided to use a fixed-size undo tablespace. You want to use the Undo Advisor to estimate the capacity of the undo tablespace. Which two factors must you consider before using the Undo Advisor to estimate the capacity of the undotablespace（） The retention period to support flashback。 The expected length of the longest-running query。 The number of undo tablespaces in the database。 The size of the Flash Recovery Area for the database instance。
A booting system appears to be hanging with an LED code of 0c54. What is the likely cause？（） An AIX install is in progress.。 The rootvg volume group is corrupt.。 The TCPIP configuration is incorrect.。 At least one paging device cannot be varied on.。
You deploy a Microsoft Exchange mobile messaging solution that uses Microsoft Windows Mobile 5.0 with Microsoft Messaging and Security Feature Pack. The messaging infrastructure is configured to support the remote wipe feature. When an administrator attempts to perform a remote wipe of a Windows Mobilebased device， the administrator receives a 401 error message. You need to ensure that the administrator is authorized to perform remote wipes only. What should you do？（） Grant the administrator membership in the Domain Administrators group.。 Grant the administrator membership in the Exchange Administrators group.。 Add the new administrator account to the Discretionary Access Control List （DACL） of the Microsoft Exchange ActiveSync Administration folder.。 Select the Directory Security tab of the Exchange Server administration Web site， and then configure Read， Write， and Directory Browsing permissions.。
View the Exhibit and examine the properties of the TT tablespace. Using Database Control， you have scheduled a job to shrink the TRANS table residing on the TT tablespace. The job would run at 5：00 p.m. every Friday. When you examine the space usage of the table after the completion of the job， you find that the table has not been shrunk. What could have been the reason for this？（） The tablespace that contains the TRANS table is online.。 The tablespace that contains the TRANS table is permanent.。 The tablespace that contains the TRANS table is locally managed.。 The segment space management of the tablespace that contains the TRANS table is manual in nature.。
取消辅修货车厂、段修时，锥芯截断塞门质量保证期限为（）。 6个月。 1年。 1个辅修期。 1个段修期。
在下列几种现场中，最复杂的没有固定生产现场是（）。
