Data Science MCQ

Below Data Science quiz are Multiple Choice Questions (MCQs) type Quiz. These Data Science MCQ Questions helps you to refresh your Data Science, you can see the correct option by clicking on it. .
  • 1. Which of the following are correct component for data science?

    • Data engineering
    • Advanced computing
    • Domain expertise
    • All of the above
  • 2. Which of the following is key characteristic of hacker ?

    • Afraid to say they don’t know the answer
    • Willing to find answers on their own
    • Not Willing to find answers on their own
    • All of the mentioned
  • 3. Which of the following step is performed by data scientist AFTER acquiring the data?

    • Data Cleansing
    • Data Integration
    • Data Replication
    • All of the mentioned
  • 4. Which of the following approach should be used to ask Data Analysis question?

    • Find only one solution for particular problem
    • Find out the question which is to be answered
    • Find out answer from dataset without asking question
    • None of the mentioned
  • 5. Which of the following is one of the key data science skill ?

    • Statistics
    • Machine Learning
    • Data Visualization
    • All of the Mentioned
  • 6. R is an__________programming language?

    • Closed source
    • GPL
    • Open source
    • Definite source
  • 7. Which one is NOT from Phase 1 of Data Science Life Cycle

    • Identifying key variables
    • Learning the target domain
    • Developing initial hypothesis
    • Visualize initial hypothesis
  • 8. Data has been collected on visitors' viewing habits at a bank's website. Which technique is used to identify pages commonly viewed during the same visit to the website?

    • Clustering
    • Association Rules
    • Classification
    • Regression
  • 9. Vectors come in two parts_____ and _____.

    • Atomic vectors and matrix
    • Atomic vectors and array
    • Atomic vectors and list
  • 10. R is an interpreted language so it can access through_____________?

    • Disk operating system
    • Command line interpreter
    • Operating system
    • User interface operating system
  • 11. Which of the following is NOT a machine learning algorithm?

    • SVM
    • SVG
    • Random Forest
    • None of the mentioned
  • 12. Which of the following is characteristic of Processed Data?

    • All steps should be noted
    • Hard to use for data analysis
    • Data is not ready for analysis
    • None of the above