【单选题】【消耗次数：1】
下列选项中，( )不是多媒体技术的主要特点
①
集成性
②
实时性
③
交互性
④
有效性
参考答案：
复制
纠错
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改变人们传统循序渐进的读写模式
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当用户给出操作命令时，相应的信息能够得到实时控制
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以上三者都不是
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