8086用于寻址外设端口的地址线为16条()

判断题交换单元的最基本功能也就是交换的功能。()

判断题NO.7信令采用不可变长的信令单元。()

判断题线电波的波长与频率和传播速度无关。()

判断题虚电路是面向连接的工作方式。()

判断题PSTN的用户线虽然是外线，但不会遭到袭击，所以交换机不需要进行保护。()

判断题Horizon基站和M－cell 6一样采用面板和背板两种连线。()

判断题直放站就是一个独立的基站。()

判断题国际分工是国际贸易和世界市场的产物。()

判断题国际贸易和对外贸易是两个完全相同的概念。()

判断题一国的贸易顺差表明该国处于有利的贸易地位，因此贸易顺差越多越好。()

判断题“Ethnocentrism” is the tendency to think of one’s own culture as being at the centre of the world; in other words, to assume that his own culture’s way of thinking and acting is more natural, normal and correct the way people from other cultures think and act.()此题为判断题(对，错)。

判断题一个小孩子就知道晚霞是美的，是源于他(她)的本性。()

判断题https:／／pexels.com是一个免费的可商用图库。()

判断题As early as 1952, Raymond Williams wrote a book on the definition of culture and he defined culture as “the total way of life of a people”,()

判断题https:／／500px.com是一个收费的图库网站。()