在客户/服务器计算模式中,标识一个特定的服务通常使用( )。A.TCP或UDP端口

题型:单项选择题

问题:

在客户/服务器计算模式中,标识一个特定的服务通常使用( )。

A.TCP或UDP端口号

B.IP地址

C.CPU序列号

D.MAC地址

考点:计算机等级考试网络技术三级网络技术笔试
题型:单项选择题
在短文的空白处选择方框中词的适当形式填空,补全短文。
success,   able,   work,   show,   magician,   surprised,   practice,   improve,   he,  decide
     Liu Qian is a magician from Taiwan. For the CCTV Spring Festival Gala (春晚) he put on two magic 
1_____. They were very 2_____. Now everyone is mad about magic. We all want to know how to do a trick!
      Liu didn't go to any 3_____ school. He learned by 4_____. He worked hard at it. Now he is a great
magician.
     When Liu was seven, he saw a coin trick in a big store. At that moment Liu 5_____ to learn magic.
     Liu practiced hard to 6_____ his skills. Then one day he was 7_____ to put on a show for his class.
     "I saw the 8_____ on everyone's face. It was cool. "
     Liu still 9_____ hard today. He may spend three years 10_____ on a new show.
题型:单项选择题

— Are these birds the same?  —                [ ]

A. Yes, it is.    

B. No, they are.    

C. No, they are different.

题型:单项选择题

只有一组对边平行的四边形是______.

题型:单项选择题

制表符就是用户使用键盘上()键输入的字符,在屏幕上以“→”显示。

A.Tab

B.Enter

C.Ctrl

D.Alt

题型:单项选择题

为了切实做到尊重病人自主性或决定。医生向病人提供信息时要避免()

A.理解

B.诱导

C.适量

D.适度

E.开导

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