●  （75）  means the conducting of business communication and transaction over network and through computers．

试卷相关题目

• 1● Office  （74）  is the application of the computer and communications technologv to improve the pronuctivity of office workers．

  A.Tool

  B.Automation

  C.Device

  D.FAX

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• 2● With    （73）  you can communicate in real time with people all around the world．

  A.E-Mail

  B.WWW

  C.FTP

  D.web chat

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• 3● Bitmap images use a grid of small squares known as  （72）    to represent images．

  A.pixels

  B.points

  C.elements

  D.dots

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• 4● Windows provides a user-friendly graphical  （71）  including pop-up menus, scroll bars, dialogue boxes, icons and etc．

  A.display

  B.surface

  C.interface

  D.help

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• 5● 下面选项中，不属于HTTP客户端的是 （70） 。

  A.IE

  B.Netscape

  C.Mozilla

  D.Apache

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