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问题 单项选择题 A1型题

与化脓性脑膜炎相比较，病毒性脑炎（或脑膜脑炎）患儿脑脊液生物化学定量分析中的最重要的差异是（）

A.糖定量正常

B.糖定量降低

C.蛋白定量增高

D.蛋白定量降低（正常）

E.氯化物定量降低

答案

参考答案：A

单项选择题

在硬盘中，各盘片具有相同编号的磁道称为()。

A．扇区

B．簇

C．段

D．柱面
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单项选择题

An application architecture specifies the technologies to be used to implement one or more information systems. It serves as an outline for detailed design, construction, and implementation. Given the models and details, include （1）, we can distribute data and processes to create a general design of application architecture. The design will normally be constrained by architecture standards, project objectives, and （2）. The first physical DFD to be drawn is the （3）. The next step is to distribute data stores to different processors. Data（4） are two types of distributed data which most RDBMSs support. There are many distribution options used in data distribution. In the case of （5）we should record each table as a data store on the physical DFD and connect each to the appropriate server.

（2）是（）

A. the database management system

B. the feasibility of techniques used

C. the network topology and technology

D. the user interface and process methods
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