题目内容

VB中的函数其实就是一些事先设计好,具有特定功能的程序段,并可反复调用

A. 正确
B. 错误

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在数据库设计中用关系模型来表示实体与实体间的联系。关系模型的结构是()。

A. 层次结构
B. 二维表结构
C. 网络结构
D. 封装结构

A client has a SAP production database with 10 TB of usable storage on a DS4700. The growthrate of the data is 50% per year. The majority of the data rapidly becomes reference data and isnot frequently accessed. The customer would like to implement a solution that would migrate thereference data to a less expensive disk. Which of the following would be the most cost effectivesolution?()

A. N3400 Express with SnapVault
B. DS5020 using SATA drives and TSM with HSM
C. DS5300 with Tivoli Storage Productivity Center for Data
DS8700 with Tivoli Storage Productivity Center for Replicatio

在极稀溶液中,荧光物质的浓度增加,荧光强度()

A. 增加
B. 减小
C. 不变

标准篮球场长28米,宽15米,篮球圈上沿高3.05,场中圈直径()米。

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