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. Chebyshev's inequality states that the probability of a "Six Sigma" event is less than __________.

0.01
0.02
0.03
0.04

2. Which of the following is false?

data visualization include the ability to absorb information quickly
Data visualization is another form of visual art
Data visualization decrease the insights and take solwer decisions
None Of the above

3. What relation is consider between Eigen value (lambda), square matrix (A) and Eign vector(v)?

Av = lambda*v
Av =Constant * lambda*v
Av =10 * lambda*v
Av != lambda*v

4. Business intelligence (BI) is a broad category of application programs which includes _____________

Decision support
Data Mining
OLAP
All of the above

5. Which of the following is true?

By default, all the NumPy functions have been available through the SciPy namespace
There is no need to import the NumPy functions explicitly, when SciPy is imported.
SciPy is built on top of NumPy arrays
All of the above

6. A model of language consists of the categories which does not include ________.

System Unit
structural units.
data units
empirical units

7. A variable may also be called a _______.

Data Set
Data Item
Data Value
Data variable

8. The concept of Eigen values and vectors is applicable to?

Scalar matrix
Identity matrix
Upper triangular matrix
Square matrix

9. Which of the following is correct skills for a Data Scientist?

Probability & Statistics
Machine Learning / Deep Learning
Data Wrangling
All of the above

10. Multiplication of a matrix with a scalar constant is called?

Complex multiplication
Linear multiplication
Scalar multiplication
Constant multiplication

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