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单选题
Which statement is true regarding Oracle Shared Server architecture?()
A

A dispatcher can support multiple client connects concurrently while a shared server process can be dedicated to only one dispatcher. 

B

Under the Oracle Shared Server architecture, client-user processes connect to shared user processes.

C

Each dispatcher has its own request queue, which is monitored every three seconds by the dispatcher. 

D

Oracle Shared Server required Oracle Net Service even if the client and shared server processes reside on the same machine.


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