Data Science MCQs Questions And Answers

This section focuses on "Basics" of Data Science. These Data Science Multiple Choice Questions (MCQ) should be practiced to improve the skills required for various interviews (campus interview, walk-in interview, company interview), placements, entrance exams and other competitive examinations.

1. Data science is the process of diverse set of data through ?

A. organizing data
B. processing data
C. analysing data
D. All of the above

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2. The modern conception of data science as an independent discipline is sometimes attributed to?

A. William S.
B. John McCarthy
C. Arthur Samuel
D. Satoshi Nakamoto

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3. Which of the following language is used in Data science?

A. C
B. C++
C. R
D. Ruby

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4. Which of the following is false?

A. Subsetting can be used to select and exclude variables and observations
B. Raw data should be processed only one time.
C. Merging concerns combining datasets on the same observations to produce a result with more variables
D. None Of the above

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5. What is the work of Data Architect?

A. utilize large data sets to gather information that meets their company's needs
B. work with businesses to determine the best usage of the information yielded from data
C. build data solutions that are optimized for performance and design applications
D. All of the above

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6. Which of the following is correct skills for a Data Scientist?

A. Probability & Statistics
B. Machine Learning / Deep Learning
C. Data Wrangling
D. All of the above

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7. Which of the following are correct component for data science?

A. Data Engineering
B. Advanced Computing
C. Domain expertise
D. All of the above

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8. Which of the following is not a part of data science process?

A. Discovery
B. Model Planning
C. Communication Building
D. Operationalize

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9. Which of the following are the Data Sources in data science?

A. Structured
B. UnStructured
C. Both A and B
D. None Of the above

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10. Which of the following is not a application for data science?

A. Recommendation Systems
B. Image & Speech Recognition
C. Online Price Comparison
D. Privacy Checker

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