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可以通过电子邮件发送的文件类型有( )。

①视频文件②音频文件③图片文件④文本文件

  • A.①②
  • B.①②③
  • C.②③④
  • D.①②③④
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答案: D
本题解析:

电子邮件是—种用电子手段提供信息交换的通信方式,是互联网应用最广的服务。通过网络的电子邮件系统,用户可以以非常低廉的价格(不管发送到哪里,都只需负担网费)、非常快速的方式(几秒钟之内可以发送到世界上任何指定的目的地),与世界上任何一个角落的网络用户联系。

电子邮件内容可以是文字、图像、声音等多种形式。同时,用户可以得到大量免费的新闻、专题邮件,并实现轻松的信息搜索。

更新时间:2021-12-20 12:14
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