单项选择题

Management has decided that the database must be available 24 hours a day， 7 days a week. Given this requirement， which type of backup is required？（）

A.user-managed backups.
B.partial database backups.
C.consistent database backups.
D.inconsistent database backups.

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多项选择题

Oracle Net Configuration Assistant is a post-installation tool that configures basic network components after installation. Which four components are included in the configuration？（）

A.Directory server
B.Hostname adaptor
C.TCP/IP host file
D.Connection Manager
E.connecting pooling
F.external procedures
G.listener names and protocol addresses
H.Net Service names in a tnsnames.ora file
I.naming methods the client uses to resolve connect identifiers

多项选择题

Which two file types must be included in a closed database backup taken with operating system commands？（）

A.data files
B.control file
C.password file
D.online redo log files
E.initialization parameter file

多项选择题

Which four occur during the processing of a request using Oracle Shared Server？（）

A.The dispatcher returns the response to the user.
B.The dispatcher places the request into the request queue.
C.The shared server places the response in the response queue.
D.The response is handed off to the next available dispatcher.
E.A shared server picks up the request from the request queue and processes the request.