Using the Davenport-Heilbronn method, we show that if λ 1 , λ 2 , . . . , λ 9 are positive real numbers, at least one of the ratios λ i

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Focus on the process of computer information system integration qualification review, the existing partial defects is analysis. With the index analysis and resolution, the 7 major categories of indicators separate into quantifiable index. Based on the compensability analysis between indexes, new evaluation method which different level should use weighted products or weighting plus is put forward. Finally, with actual data collection and calculation, a satisfied evaluation result is get. It is a new method for government, evaluation mechanism and integrated enterprise.

Data safety is one of key technologies in the EIMSs. According to the characteristics of the EIMSs, we propose an innovative architecture of EIMSs with emphasis on several important issues. The architecture is deigned based on several policy models including data-safety defense policy authentication policy, data-access-control policy and datasecurity encryption policy.

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