试题详情

A data ( ) is a file that contains metadata - that is, data about data.

______is a file that contains metadata-that is,data about data.

（ ） is a collection of data sets，which is so large and complex that is becomes difficult to process

（ ）is a term for data sets that are so large or complex that traditional data processing application

（ ） is a collection of data sets, which is so large and complex that is becomes difficult to proces