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Data integration comprises all of the following, except?

What is the difference between Tableau Reader and Tableau Viewer?

________ is an open-source Big Data processing system developed to address the challenges of Big Data, especially the efficiency related challenges.

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 that allows users to write queries in an SQL-like language.

Data reduction includes all of the following preprocessing tasks, except?

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, instead of Hadoop?

All of the following are among the major steps in data preprocessing, except?

Which of the following is not among the reasons to use Hadoop, instead of Spark?