Data Science MCQs with answers Page - 7

Here, you will find a collection of MCQ questions on Data Science. Go through these questions to enhance your preparation for upcoming examinations and interviews.

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Q. Point out the correct statement.

  • (A) If equations are known but the parameters are not, they may be inferred with data analysis
  • (B) If equations are not known but the parameters are, they may be inferred with data analysis
  • (C) If equations and parameter are not, they may be inferred with data analysis
  • (D) None of the mentioned

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Q. Which of the following uses data on some object to predict values for other object?

  • (A) Inferential
  • (B) Exploratory
  • (C) Predictive
  • (D) None of the mentioned

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Q. Point out the wrong statement.

  • (A) The big volume indeed represents Big Data
  • (B) The data growth and social media explosion have changed how we look at the data
  • (C) Big Data is just about lots of data
  • (D) All of the mentioned

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Q. Which of the following is not a CLI command?

  • (A) delete
  • (B) rm
  • (C) clear
  • (D) none of the mentioned

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Q. Which of the following step is performed by data scientist after acquiring the data?

  • (A) Data Cleansing
  • (B) Data Integration
  • (C) Data Replication
  • (D) All of the mentioned

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Q. Which of the following analysis helps out to find the effect of variable change?

  • (A) Inferential
  • (B) Exploratory
  • (C) Causal
  • (D) None of the mentioned

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Q. Point out the correct statement.

  • (A) Exploratory analyses are not usually the final way
  • (B) Inferential models are useful for discovering new connection
  • (C) Inference involves estimating uncertainty
  • (D) All of the mentioned

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Q. Which of the following systems record changes to a file over time?

  • (A) Record Control
  • (B) Version Control
  • (C) Forecast Control
  • (D) None of the mentioned

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Q. Which of the following is one of the key data science skills?

  • (A) Statistics
  • (B) Machine Learning
  • (C) Data Visualization
  • (D) All of the mentioned

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Q. Which of the following command help us to give message description?

  • (A) git command -m
  • (B) git command -d
  • (C) git command -message
  • (D) none of the mentioned

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