FREE NTN Data Analytics Questions and Answers
What is a "data warehouse"?
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A data warehouse is a centralized repository that stores large amounts of data from multiple sources, optimized for query and analysis.
What is the primary purpose of data analytics in testing networks?
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Data analytics is used to examine test results and other related data to make informed decisions and improve testing processes.
Which of the following is a common method for visualizing data in data analytics?
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Bar charts are a common visualization tool used in data analytics to represent data visually, making it easier to interpret.
In data analytics, what does the term "data cleaning" refer to?
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Data cleaning involves identifying and correcting (or removing) inaccuracies and inconsistencies in data to improve data quality.
Which statistical measure is used to describe the central value of a dataset?
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The mean is the average of all values in a dataset and is commonly used to represent the central tendency.