对网络地址为192.168.20.64,网络掩码255.255.255.224的网络,其广播地址是:()
A. 192.168.20.255
B. 192.168.20.127
C. 192.168.20.95
D. 192.168.20.63
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An international freight forwarder should have knowledge of( ).
A. location of ports
B. trans-shipment points
C. main traffic routes
D. inland centers
“因人制宜”主要根据人……等不同特点来考虑治疗用药的原则()
A. 饮食偏嗜
B. 性别
C. 劳逸损伤
D. 年龄
E. 体质
下面哪些语言是面向对象的程序设计语言?()
A. C语言
B. C++
C. Java
D. Pascal
A freight forwarder shall take into account the route.the mode of transport and applicable regulations,if any,in the( ).
A. country of export
B. country of destination
C. country of transshipment
D. transit countries