单选题:为实现以ADSL方式接入Internet,至少需要在计算机中内置或外置的一个关键硬设备是( )。 题目分类:OFFICE 题目类型:单选题 查看权限:VIP 题目内容: 为实现以ADSL方式接入Internet,至少需要在计算机中内置或外置的一个关键硬设备是( )。 A.网卡 B.集线器 C.服务器 D.调制解调器(Modem) 参考答案: 答案解析:
在一个非零无符号二进制整数之后添加一个0,则此数的值为原数的( )。 在一个非零无符号二进制整数之后添加一个0,则此数的值为原数的( )。A.4倍 B.2倍 C.1/2倍 D.1/4倍 分类:OFFICE 题型:单选题 查看答案
Directions: There are 10 blanks in the following passage.For Directions: There are 10 blanks in the following passage.For each numbered blank 分类:OFFICE 题型:单选题 查看答案
What is the author‘s main concern? What is the author‘s main concern? A.How to render automobiles pollution-free. B 分类:OFFICE 题型:单选题 查看答案
You would be ___ a risk to let your child go to school by hi You would be ___ a risk to let your child go to school by himself.A.omitting B.a 分类:OFFICE 题型:单选题 查看答案
Great as Newton was,many of his ideas ________ today and are Great as Newton was,many of his ideas ________ today and are being modified by t 分类:OFFICE 题型:单选题 查看答案