A Meteorological System Monitors 600 Temperature Gauges, Obtaining Temperature Samples

question 192

Multiple Choice

A meteorological system monitors 600 temperature gauges, obtaining temperature samples every minute and saving each sample to a DynamoDB table. Each sample involves writing 1K of data and the writes are evenly distributed over time. How much write throughput is required for the target table?

• A) 1 write capacity unit
• B) 10 write capacity units
• C) 60 write capacity units
• D) 600 write capacity units
• E) 3600 write capacity units

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Definitions:

Frequency Distribution

A mathematical function showing the number of instances in which a variable attains each of its possible values.

Relative Frequency

The ratio of the number of times a particular value appears in a dataset to the total number of observations.

Categorical Data

Data that can be divided into groups or categories that are not numerically ordered.

Relative Data

Data that is compared to a certain reference point or to other data in order to assess its value or importance in relative terms.