Buoys which mark dredging areas are pa

1、In which area of the campus LAN are th

In which area of the campus LAN are the user computers attached to the network?（）AcoreBaccessCdistributionDaggregatio

2、Buoys which only mark the left or righ

Buoys which only mark the left or right side of the channel will never exhibit a light with which characteristic? （）AFlashingBQuick flashingCComposite group flashingDEqual interval (isophase)

3、Buoys are marked with reflective mater

Buoys are marked with reflective material to assist in their detection by searchlight. Which statement is TRUE? （）AA safe-water buoy will disp...

4、Restricted areas at locks and dams are

Restricted areas at locks and dams are indicated by（）.Aflashing red lights upstream and fixed red lights downstreamByellow unlighted buoysCsigns and/or flashing red lightsDred daymarks upstream and green daymarks downstream

5、Vessels are warned（）in this area.

Vessels are warned（）in this area.Ato not anchorBto anchor notCnot to anchorDnot anchor to

6、You are using the flash recovery area

You are using the flash recovery area (fast recovery area in 11g Release 2) to store backup related files in your database. After regular mon...