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如果纽约市场上年利率为8％，伦敦市场上年利率为6％，即期汇率为GBP1=USD1．6025／1．6035，3个月汇水为30／50点，求：若一投资者拥有lO万英镑，他投放在哪个市场上有利？

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You want to analyze a SQL Tuning Set （STS） using SQL Performance Analyzer in a test database. Which two statements are true regarding the activities performed during the test execution of SQLs in a SQL Tuning Set？（）

A. Every SQL statement in the STS is considered only once for execution.
B. The SQL statements in the STS are executed concurrently to produce the execution plan and execution statistics.
C. The execution plan and execution statistics are computed for each SQL statement in the ST
D. The effects of DDL and DML are considered to produce the execution plan and execution statistics.

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韦伯认为，社会学以社会行动为研究对象。

A. 正确
B. 错误

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MD5算法是一个在电子商务中广泛应用的（）

A. 对称加密算法
B. 公开密钥算法
C. 散列算法
D. 私有密钥算法

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新教是入世禁欲主义的典型。

A. 正确
B. 错误

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