What is the plan of the Smithsonian Institution?
A. To build an International Museum of African American History and Culture.
B. To build a National Mall of African American History and Culture.
C. To build a National Monument of African American History and Culture.
D. To build a National Museum of African American History and Culture.
第6题
A.都采用TDMA/FDMA的多址方式;
B.话音编码速率GSM最高;
C.GSM系统的容量最高;
D.GSM的载频间隔最大。
第8题
如果要在Oracle系统中进行数据库建模,使用的是()。
A)SQL Connect
B)Oracle Designer/2000
C)Oracle Developer/2000
D)Oracle Discoverer/2000
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