企业政策、工资水平、工作环境、福利等因素能保证和维持正常的生产积极性和生产效率，但不能起到激励更高的生产积极性的作用，这类因素称为（）。
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前向功率控制：受控对象是（）的发射功率。
A. 移动台
B. 基站
If you back up a database without connecting to the recovery catalog， which operations will cause the recovery catalog to be updated？（）
A. The next time you back up the database when you are also connected to the recovery catalog and the target database
B. The next time you are connected to the target database and the recovery catalog database and issue the resync command
C. The next time you connect RMAN to just the recovery catalog
D. The next time you connect to the recovery catalog and the target database with RMAN
E. Connecting to the recovery catalog and issuing the resync all databases command
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