What Is a Data Scientist

question 142

Multiple Choice

What is a data scientist?

• A)a collection of large, complex data sets, including structured and unstructured data, which cannot be analyzed using traditional database methods and tools
• B)processes and manages algorithms across many machines in a computing environment
• C)focuses on forecasting future trends and producing insights using sophisticated quantitative methods, including statistics, descriptive and predictive data mining, simulation, and optimization
• D)extracts knowledge from data by performing statistical analysis, data mining, and advanced analytics on big data to identify trends, market changes, and other relevant information

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Definitions:

NaCl

Sodium chloride, commonly known as table salt, is an ionic compound consisting of sodium and chloride ions.

Solute

Substance that is dissolved in a solvent, forming a solution.

Solvent

Liquid portion of a solution that serves to dissolve a solute.

Solution

Fluid (the solvent) that contains a dissolved solid (the solute).