题目内容

Windows2007是单用户、单任务操作系统。

A. 对
B. 错

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矩阵A的属于不同特征值的特征向量( )。

A. 线性相关
B. 线性无关
C. 两两相交
D. 其和仍是特征向量

Match the definitions to the words.

Internet allows us to ( ) in a matter of seconds.?

A. communicate
B. share data
C. seek information
D. A, B and C

A ( ) which called TCP/IP was developed, and it allowed the separate networks to communicate with each other..

A. Network
B. Version
C. Protocol
D. Format

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