Data Science MCQs with answers Page - 1

Dear candidates you will find MCQ questions of Data Science here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.
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Q. Point out the correct statement.

  • (A) Machine learning focuses on prediction, based on known properties learned from the training data
  • (B) Data Cleaning focuses on prediction, based on known properties learned from the training data
  • (C) Representing data in a form which both mere mortals can understand and get valuable insights is as much a science as much as it is art
  • (D) None of the mentioned

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Q. Which of the following adds all new files to local repository?

  • (A) git add .
  • (B) git add -u
  • (C) git add -A
  • (D) none of the mentioned

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Q. Which of the following is the most important language for Data Science?

  • (A) Java
  • (B) Ruby
  • (C) R
  • (D) None of the mentioned

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Q. Data Products shown in the below figure is built using which programming language?

  • (A) S
  • (B) Python
  • (C) R
  • (D) Java

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Q. Which of the following would be more appropriate to be replaced with question mark in the following figure?

  • (A) Data Analysis
  • (B) Data Science
  • (C) Descriptive Analytics
  • (D) None of the mentioned

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Q. Which of the following design term is perfectly applicable to the below figure?

  • (A) Correlation
  • (B) Confounding
  • (C) Causation
  • (D) None of the mentioned

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Q. Which of the following analysis should come in place of question mark in the below figure?

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

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Q. Which of the following language should be replaced with the question mark in the below figure?

  • (A) Java
  • (B) PHP
  • (C) COBOL
  • (D) None of the mentioned

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Q. Which of the following term is appropriate to the below figure?

  • (A) Large Data
  • (B) Big Data
  • (C) Dark Data
  • (D) None of the mentioned

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Q. Point out the correct statement.

  • (A) CLI can help you to organize messages
  • (B) CLI can help you to organize files and folders
  • (C) Navigation of directory is possible using CLI
  • (D) None of the mentioned

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