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單項選擇題

某軟件公司欲開發(fā)一個圖像處理系統(tǒng)，在項目初期開發(fā)人員對需求并不確定的情況下，采用（）方法比較合適。

A.瀑布式
B.快速原型
C.協(xié)同開發(fā)
D.形式化

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單項選擇題

Many of the activities performed during the preliminary investigation are still being conducted in（1）,but in much greater depth than before. During this phase, the analyst must become fully aware of the（2）and must develop enough knowledge about the（3）and the existing systems to enable an effective solution to be proposed and implemented. Besides the（4）for process and data of current system, the deliverable from this phase also includes the（5）for the proposed system.

A. hardware and software specification
B. system performance specification
C. formal requirements definition
D. general problem statement

單項選擇題

Many of the activities performed during the preliminary investigation are still being conducted in（1）,but in much greater depth than before. During this phase, the analyst must become fully aware of the（2）and must develop enough knowledge about the（3）and the existing systems to enable an effective solution to be proposed and implemented. Besides the（4）for process and data of current system, the deliverable from this phase also includes the（5）for the proposed system.

A.logical models
B.physical models
C.design models
D.implementation models