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【多选题】
以下关于 IP地址的说法正确的是A.
IP 地址由两部分构成：网络号和主机号
B.
A 类地址的第一个字节为 0～128
C.
IP 地址通常表示为点分十进制形式，例如：10.110.168.121
D.
主机号部分二进制全为 1的 IP地址称为网络地址，用来标识一个网络的所有主机
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【单选题】Substitute the underlined words by choosing a suitable one 1. One of the main task of the China Customs is to exercise supervision and control over inward and outward goods and means of transport.
A.
import and export
B.
inside and outside
C.
home made and foreign made
【简答题】口头翻译 1.The main task of the Customs General Administration of the People’s Republic of China is, under the leadership of the State Council, to lead and Organize Customs offices throughout the country ...
【单选题】The main task of the Kepler space telescope is to find out planets with similar conditions to Earth‘s. 查看材料
A.
Right
B.
Wrong
C.
Not mentioned
【简答题】娱乐体育按活动的基本特征可分为哪几类？
【判断题】To lead and Organize Customs offices throughout the country is the main task of The Customs General Administration.
A.
正确
B.
错误
【单选题】The main task of the job management is .
A.
the scheduling of jobs
B.
real time systems and multiprocessor systems
C.
compare the priority of these jobs
D.
the input, output, and computation of a single job.
E.
Resident monitor
【简答题】常用的电压供配电系统有 、 和 三种。
【简答题】供配电系统中为( )。
【简答题】TN系统有三种类型，即()系统，()系统，()系统。
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