题目内容

科学社会主义的核心内容是( )

A. 无产阶级专政与社会主义民主
B. 唯物史观
C. 无产阶级专政
D. 国家政权

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An Internet computer is identified by its IP address, but it is difficult to remember.

A. 对
B. 错

You can “call”www.sina.com.cninstead of 202.112.8.2.

A. 对
B. 错

The label of the DNS address are case insensitive.

A. 对
B. 错

The final component of an address was intended to indicate the type of organization hosting the computer.

A. 对
B. 错

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