已知ds1、ds2 分别代表两个不同的DataSet 对象。其中ds1 已包含名为“Customer”的DataTable 对象，且该DataTable 对象被变量dt_Customer 引用。已知dt_Customer 表中有300 条记录，则执行下列语句后，新的数据表new_dt_Customer 中包含　_条记录。 DataTable new_dt_Customer = dt_CustomerCopy(); -题库考试答案搜索网

已知ds1、ds2 分别代表两个不同的DataSet 对象。其中ds1 已包含名为“Customer”的DataTable 对象，且该DataTable 对象被变量dt_Customer 引用。已知dt_Customer 表中有300 条记录，则执行下列语句后，新的数据表new_dt_Customer 中包含　_条记录。 DataTable new_dt_Customer = dt_CustomerCopy();

单选题

2021-09-02 16:45

B、100
C、200
D、300

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正确答案

D

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标签：文才郑州工程技术学院 web技术网页制作

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