无形资产的价值取决于（）的贡献。 有形要素。 无形要素。 硬件。 软件。
IBM 的信息生命周期策略包括：（） IBM 联合独立软件开发商提供最佳的解决方案。 广泛的内容管理。 备份软件，内容管理，DR550 归档设备，带有加密功能的磁带库。 以上所有。 以上都不是。
The EMP table exists in your schema. You want to execute the following query: SELECT ename, sal FROM emp AS OF TIMESTAMP (SYSTIMESTAMP - INTERVAL '6' MINUTE) WHERE ename = 'ALLEN'; What are the minimum requirements for the statement to execute successfully? （） ARCHIVELOG mode must be enabled。 Row Movement must be enabled for the table。 FLASHBACK must be set to ON for the database。 The UNDO_MANAGEMENT parameter must be set to AUTO。 The UNDO_RETENTION parameter must be set appropriately。
A customer’s SAN environment has undergone significant growth over the past two years. They have also suffered a high turnover rate with administrative personnel. The customer has asked a storage specialist for help in documenting and understanding their changing SAN environment. The ability to make configuration changes to devices would be a plus. Which tool should the storage specialist suggest（） Tivoli Storage Productivity Center Fabric Manager。 Tivoli Storage Productivity Center Basic Edition。 IBM TivoliNetView。 Disk Magic。
运用强化激发外部动机的前提是（） 知道强化与被强化的行为之间的因果关系。 强化是正强化。 强化是权威人物给予的。 强化要及时。
An Alias can be an alternate name for which DB2 object?（）
