【单选题】Automatic Shared Memory Management (ASMM) has been enabled for your database instance. Theinitialization parameters for the components that are managed by ASMM are not set. After observing theeffects...
A.
The minimum memory size for the database buffer cache is set to 100 mb.
B.
The maximum memory size that can be obtained by the database buffer cache during ASMM is set to100 mb
C.
The minimum memory size allocated for a server process in the database buffer cache in dedicatedmode is set to 100 mb.
D.
The maximum memory size from the database buffer cache that can be released for dynamicdistribution during ASMM is set to 100 mb
【判断题】尖轨尖端非作用边与基本轨作用边之间的距离叫道岔的尖轨动程。()
【判断题】尖轨动程是指尖轨扳离基本轨后,尖轨尖端工作边与基本轨工作边之间的距离。()
【判断题】尖轨动程应保证在尖轨扳开后车轮对尖轨工作边不发生挤压。()
【判断题】尖轨在第一连接杆处的最小动程需满足:直尖轨动程为152mm,曲尖轨动程为142mm。
【简答题】确定尖轨动程的尺寸原则是 。A. 使具有最小内侧距和最薄轮缘厚度的轮对,在尖轨尖端处轨距最大时,能自由通过而不推挤尖轨。
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D.
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