【单选题】【消耗次数：1】
下列属于数据大数据的特点的是( )。
①
数据量稳定，增长不快
②
大多是结构化数据
③
多维数据
④
数据量是GB->TB
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Use the mother tongue only when it is necessary
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It is an ideal way to show materials and do presentations together
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Teaching aids
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