________ is an open-source Big Data processing system developed to address the challenges of Big Data, especially the efficiency related challenges.
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In which stage of extraction, transformation, and load into…
In which stage of extraction, transformation, and load into a data warehouse are anomalies detected and corrected?
________ is a Hadoop-based data warehousing-like framework t…
________ is a Hadoop-based data warehousing-like framework that allows users to write queries in an SQL-like language.
Data reduction includes all of the following preprocessing t…
Data reduction includes all of the following preprocessing tasks, except?
A ________ architecture is used to build a scalable and main…
A ________ architecture is used to build a scalable and maintainable infrastructure that includes a centralized data warehouse and several dependent data marts.
Which of the following is not among the reasons to use Spark…
Which of the following is not among the reasons to use Spark, instead of Hadoop?
All of the following are among the major steps in data prepr…
All of the following are among the major steps in data preprocessing, except?
Which of the following is not among the reasons to use Hadoo…
Which of the following is not among the reasons to use Hadoop, instead of Spark?
Where does Big Data come from?
Where does Big Data come from?
Which characteristic of data means that all the required dat…
Which characteristic of data means that all the required data elements are included in the data set?