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【简答题】
某网络IP地址是142.16.2.21，子网掩码是255.255.255.0，则该子网地址是 【1】 ，主机地址是 【2】 ，地址类别 【3】 ，子网内的第一个可用IP地址 【4】 ，受限广播地址 【5】 。
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反馈参考答案：
举一反三
【单选题】The Chairman recently blamed the group's poor performance on
A.
lack of customer consultation.
B.
the country's economic situation.
C.
continuing internal problems.
【简答题】反馈信号的大小与输出电压成比例的反馈称为 。
【单选题】Current demographic trends, such as the fall in the birth rate, should favor ______ economic growth in the long run.
A.
slow
B.
quickened
C.
speeded
D.
accelerated
【判断题】To perform an external audit, a company first must gather competitive intelce and information about social, cultural, demographic, environmental, economic, political, legal, governmental, and tec...
A.
正确
B.
错误
【单选题】Which of the following demographic trends is the most likely cause for a rapid increase in telecommuting?
A.
the migration toward micropolitan and sub areas
B.
the migration from rural to metropolitan areas
C.
the increasing number of traditional households
D.
the growing percentage of married couples who do not have children
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