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【简答题】
What are the two characteristics of the U.S. Constitution?
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举一反三
【单选题】The function of Modem is to .
A.
realize remote connection of computers实现计算机的远程联网
B.
transmit binary signals between computers
C.
implement the conversion of digital signal and analog signal
D.
to improve communication speed between computers
【单选题】A modem is used to____
A.
change incoming analog signals to digital signals and outgoing digital signals to analog signals
B.
connect two computers using a satellite uplink
C.
connect a computer to a shared printer.
D.
None of above
【简答题】动态数列的水平指标有()、()、()和()等。
【简答题】翻译下面的句子: An external modem is a stand-alone modem that is connected via cable to a computer's serial port.
【单选题】店铺满立减分为“全店铺满立减”和“商品满立减”,每月数量 ( ) 个,总时长 720 小时,开始时间和结束时间只能在同一个月内。
A.
12
B.
10
C.
8
D.
6
【单选题】A modem is usually needed if you want to get on the ( )
A.
keys
B.
Internet
C.
display
D.
electronic
【单选题】Modem is ______.
A.
a modulator
B.
a demodulator
C.
a modulator/demodulator
D.
a data set
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