Which statement is true regarding Dynamic Service Registration?()
A. Dynamic service registration requires configuration in the listener .ora file.
B. Dynamic service registration can be used only with an Oracle9/instance.
C. Dynamic service registration cannot register a local listener that does not use TCP/IP or port 1521.
D. The PMON background process automatically registers each database instance if the necessary parameters have been set in the database initialization parameter file.
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企业在采集新客户的信用信息时,主要采集方法为()的调查手段。
液压缓冲器,碰撞时活塞压缩()中的液体,由工作腔进入(),以此来吸收撞击动能,并转化为热能。
工时间非同一日,需跨越零点的,车站检修施工(设备故障)登记簿“到达时间”记录格内还需填记申请检修施工的日期。
A. 正确
B. 错误