2. 计算机
  3. (71)Messages that are sent electronically over a network． (72)A series of instructions(commands) performed in a sequence specify

(71)Messages that are sent electronically over a network． (72)A series of instructions(commands) performed in a sequence specify

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问题 (71)Messages that are sent electronically over a network．
(72)A series of instructions(commands) performed in a sequence specifying actions to accomplish a task．
(73)The character code built into most modern personal computers．
(74)The minimal unit of information，it can have the value 1 or 0．
(75)The brains of a computer, it contains the ALU，the clock，many registers，the bus interface，and circuitry that makes these parts work together．
选项 A、input
B、output
C、data
D、E-Mail
答案D
解析 电子邮件——在网络中传播的电子信息。
   程序——为完成一个任务而依次执行指定动作的一系列指令(或命令)。
   ASCII——大多数现代个人计算机上内建的字符编码。
   比特——最小的信息单位，其值为1或者0。
   CPU——计算机的“大脑”，它包含算术逻辑部件、时钟、多个寄存器和总线接口以及使各个部件协同工作的电路。
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