在存货模式下，持有现金的机会成本与证券变现的交易成本相等时，此时的现金持有量为最佳现

假设某年国债发行额为3000亿元，当年国债还本付息额为2000亿元，财政收入额为36000亿元，财政支出额为39000亿元，则当年的财政偿债率为()。

A.8.33%

B.7.69%

C.5.56%

D.5.13%

完成短文

It ___1___Tuesday. At 8:00 he ____2____( not have ) math. He ___3____(have) Chinese. Then at 9:00 he has science. It’s difficult, ___4___ interesting. Next at 10:00 he has history. It’s boring. But at 11:00 he has P.E. That’s __ _5___ favorite subject. He ___6____ lunch at 12:00. After lunch, He has music, it’s

relaxing. He _  _7___ his music teacher, Mr. Morgan. He’s fun. All his classes __  _8____ at 2:00. After class he has gymnastics ____9_____ two hours. His teacher is very ___10____, and he ___11____ him very tired. But after that, he has Chinese history club. It’s ___12___ interesting.

将文件夹下QUTAM文件夹中的MAN.DBF文件移动到文件夹下的ABC文件夹中。

业务控制点SCP作为智能网的控制核心，包括业务控制功能SCF和业务数据功能SDF两个大的功能模块。关于SCF与SDF之间的关系，下面不正确的说法是：（）

A.SCF在处理过程中需实时SDF功能时，会发出SDF访问请求消息。

B.SCF的处理过程可以认为是一个消息产生与消亡的过程。

C.SCF和SDF动态版本更新以及通信链路的维护由它们各自负责。

D.SMP的消息转发根据消息ID的不同来确定转发给SCF或SDF模块。

ZXCTN6300设备最大可以提供（）10GE接口。

A.2个

B.4个

C.6个

D.8个