题目内容

若发射天线高度为36m,接收天线高度为4900m,则VHF通信的极限距离为()。

A. 313.12KM
B. 271.32KM
C. 296KM

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资产阶级和新贵族1660年迎立查理二世和1688年迎接威廉的相同目的是:()

A. 镇压人民革命运动
B. 向封建旧势力妥协
C. 维护资产阶级利益
D. 恢复君主专制统治

出轨站车站值班员(行车)在接到作业点负责人办理出轨登记申请后,应核对作业点负责人身份,任何信息不符,停止办理出轨登记。

A. 正确
B. 错误

The following are the details of your database:Instance name:test Host name : tech1.us.oracle.com IP address:145.33.230.186 Enterprise Manager Console HTTP Port number:5500 You started the database instance and you want to manage your database remotely with Enterprise Manager through a Web browser. Which two URLs would you use to access the Database Control?()

A. http://145.33.230.186:5500/em
B. http://www.145.33.230.186:5500/em
C. http://tech1.us.oracle.com:5500/em
D. http://test.145.33.230.186:5500/em
E. http://test.tech1.us.oracle.com:5500
F. http://www.tech1.us.oracle.com:5500/em
G. http://test.tech1.us.oracle.com:5500/em

配送区别于一般送货的标志是()

A. 备货
B. 理货
C. 送货
D. 运输

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