Data Science Quiz


Play this quiz that will help you to excel in Data Science certification exams, placements etc. This Data Science quiz consist of 10 questions that you need to solve in 10 minutes. We’ve specially designed this quiz so that you can quickly acquaint to the pattern of questions you can be asked in placement drives, certification exams etc. This Data Science test enables you to assess your knowledge of Data Science.

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Data Science MCQs

Practice Data Science MCQ Questions, which will help you to improve your data science skills and also helps you to prepare for placements, technical rounds, interviews, competitive exams etc.

Data Science Quiz

Try Free Data Science Quiz, to start a quiz you need to login first, after login you will get start quiz button and then by clicking on that you can start quiz. You will get 10 Minutes to answer all questions.

Data Science Quiz

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

Discovery
Model Planning
Communication Building
Operationalize

2. What is "h" stand for Constant?

Newton's gravitational constant
Elementary charge
Planck constant
Molar gas constant

3. The value most recurrent in the sample set is known as ________.

Mean
Median
Mode
Standard Deviation

4. Which of the following code is used to whiten the data?

data = numpy.whiten(data)
data = whiten(data)
data =SciPy.whiten(data)
data = data.whiten()

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

Structured
UnStructured
Both A and B
None Of the above

6. Pattern evaluation issue comes under?

Mining Methodology and User Interaction Issues
Performance Issues
Diverse Data Types Issues
None of the above

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

Data Cleaning
Data Integration
Data Replication
All of the above

8. scipy.linalg always compiled with?

BLAS/LAPACK support
BLAS/Linalg support
Linalg/LAPACK support
None of the above

9. Which of the following is false?

we have a constant scalar 'c' and a matrix 'A'. Then multiplying 'c' with 'A' gives : c[Cij] = [c*Aij]
The multiplication of two matrices of orders i*j and j*k results into a matrix of order i*k.
Two matrices will be compatible for multiplication only if the number of columns of the first matrix and the number of rows of the second one are same.
Transposition simply means interchanging the row and column index.

10. Which of the following is false?

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

Results