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[单选] A customer is planning to implement a database server for their high volume online business.  Downtime at any point represents a significant loss of revenue, so performance and high availability are extremely important.They requested a 4-way configuration with 8GB RAM and four gigabit Ethernet connections.Which of the following solutions is the most appropriate?()

A . x445 4-way Xeon DP machine using 16 x 512MB DIMMS, ServeRAID 6M adapter and Ultra320 15K Hard Disk drives in a RAID-1 set with an additional two BroadCom Gigabit NICs
B . x366 4-way Xeon MP machine using 16 x 512MB DIMMS, ServeRAID 6M adapter and Ultra320 15K Hard Disk drives in a RAID-1 set with an additional two Intel Gigabit NICs
C . x445 4-way Xeon MP machine using 16 x 512MB DIMMS, ServeRAID 6M adapter and Ultra320 15K Hard Disk drives in a RAID-1 set with an additional two BroadCom Gigabit NICs
D . x445 4-way Xeon DP machine using 16 x 512MB DIMMS, ServeRAID 6M adapter and Ultra320 15K Hard Disk drives in a RAID-1 set with an additional two Intel Gigabit NIC

长期投资评估的特点有()。 长期债权投资评估是对资本的评估。 长期债权投资评估是对被投资企业的偿债能力的评估。 长期股权投资评估是对被投资企业的活力能力的评估。 长期股权投资评估是对企业重置成本的评估。 Your database is open and the LISTENER listener is running. The new DBA of the system stops the listener byusing the command:LSNRCTL> STOP What happens to the sessions that are presently connected to the database instance() The sessions are able to perform only queries.。 The sessions are not affected and continue to function normally.。 The sessions are terminated and the active transactions are rolled back.。 The sessions are not allowed to perform any operations till the listener is started。 Which command will activate a defined paging space?()   swapon paging01。 chps  y paging01chps ? y paging01。 mkps  /dev/paging01mkps ? /dev/paging01。 swap  /dev/paging01swap ? /dev/paging01。 Which of the following is not a valid setting for the PROGRAM_TYPE parameter in a program object or the JOB_TYPE parameter in a job object?()  PLSQL_BLOCK。  JAVA_STORED_PROCEDURE。  STORED_PROCEDURE。  EXECUTABLE。  None of the above are invalid settings.。 在单相桥式整流电路中,二极管最大反向电压是()。 U2。 2U2。 0.9U2(U2是变压器副边电压有效值)。 A customer is planning to implement a database server for their high volume online business.  Downtime at any point represents a significant loss of revenue, so performance and high availability are extremely important.They requested a 4-way configuration with 8GB RAM and four gigabit Ethernet connections.Which of the following solutions is the most appropriate?()
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