Coursera | Tools for Data Science

Graded Quiz >> Week 1 >> Tools for Data Science

Graded Quiz >> Week 1 >> Tools for Data Science

1. Which are the three most used languages for data science? (Select all that apply.)

  • SQL
  • Scala
  • Java
  • R
  • Python

2. Which of these is a database query language?

  • Julia
  • Python
  • SQL
  • All of the Above

3. Is it possible to use machine learning within a web browser with Javascript?

  • Yes
  • No

4. Which of these is not a machine learning or deep learning library for Python?

  • NumPy
  • Scikit-learn
  • Keras
  • PyTorch

5. Comma Separated Values (CSV) is a commonly used format to store:

  • Hierarchical or network data
  • Tabular data
  • All of the above

6. Classification models can be used to determine whether:

  • An email is likely spam.
  • A video contains a specific sound.
  • An image contains a dog.
  • All of the above.

7. Generally speaking, which type of model is used to predict a numerical value, such as the potential sales price of a used car?

  • Regression model
  • Classification model
  • Clustering model

8. Fill in the blank: ________________ is the heart of every organization.

  • Data
  • The cloud
  • Open source
  • Integration

9. What does the “BI” in BI Tools stand for?

  • Build Integration
  • Business Integration
  • Business Intelligence
  • Build Information

10. Which of the following are true about Data Asset Management?

  • Also known as data governance.
  • A crucial part of data science at the enterprise level.
  • To be done effectively data must be versioned and annotated with meta data.
  • All of the above.

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