【数据库系统工程师200711】【4-5】若每一条指令都可以分解为取指、分析和执行三步。已知取指时间t取指=4△t，分析时间t分析=3△t，执行时间t执行=5△t。如果按串行方式执行完100条指令需要（4）△。如果按照流水方式执行，执行完100条指令需要（5）△t。

真题详情及解析

【数据库系统工程师200711】【4-5】若每一条指令都可以分解为取指、分析和执行三步。已知取指时间t取指=4△t，分析时间t分析=3△t，执行时间t执行=5△t。如果按串行方式执行完100条指令需要（4）△。如果按照流水方式执行，执行完100条指令需要（5）△t。

真题详情及解析

【数据库系统工程师200711】【3】系统响应时间和作业吞吐量是衡量计算机系统性能的重要指标。对于一个持续处理业务的系统而言，（3），表明其性能越好。

真题详情及解析

【数据库系统工程师200711】【1-2】在指令系统的各种寻址方式中，获取操作数最快的方式是（1）。若操作数的地址包含在指令中，则属于（2）方式。

真题详情及解析

【数据库系统工程师200711】【1-2】在指令系统的各种寻址方式中，获取操作数最快的方式是（1）。若操作数的地址包含在指令中，则属于（2）方式。

真题详情及解析

【数据库系统工程师200705】【71-75】（71） analysis emphasizes the drawing of pictorial system models to document and validate both existing and/or proposed systems. Ultimately, the system models become the （72） for designing and constructing an improved system.（73） is such a technique. The emphasis in this technique is process-centered. Systems analysts draw a series of process models called （74）.（75） is another such technique that integrates data and process concerns into constructs called objects.

真题详情及解析

【数据库系统工程师200705】【71-75】（71） analysis emphasizes the drawing of pictorial system models to document and validate both existing and/or proposed systems. Ultimately, the system models become the （72） for designing and constructing an improved system.（73） is such a technique. The emphasis in this technique is process-centered. Systems analysts draw a series of process models called （74）.（75） is another such technique that integrates data and process concerns into constructs called objects.

真题详情及解析

【数据库系统工程师200705】【71-75】（71） analysis emphasizes the drawing of pictorial system models to document and validate both existing and/or proposed systems. Ultimately, the system models become the （72） for designing and constructing an improved system.（73） is such a technique. The emphasis in this technique is process-centered. Systems analysts draw a series of process models called （74）.（75） is another such technique that integrates data and process concerns into constructs called objects.

真题详情及解析

【数据库系统工程师200705】【71-75】（71） analysis emphasizes the drawing of pictorial system models to document and validate both existing and/or proposed systems. Ultimately, the system models become the （72） for designing and constructing an improved system.（73） is such a technique. The emphasis in this technique is process-centered. Systems analysts draw a series of process models called （74）.（75） is another such technique that integrates data and process concerns into constructs called objects.

真题详情及解析

【数据库系统工程师200705】【71-75】（71） analysis emphasizes the drawing of pictorial system models to document and validate both existing and/or proposed systems. Ultimately, the system models become the （72） for designing and constructing an improved system.（73） is such a technique. The emphasis in this technique is process-centered. Systems analysts draw a series of process models called （74）.（75） is another such technique that integrates data and process concerns into constructs called objects.

真题详情及解析