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. _______________ is equal to the maximum number of linearly independent row vectors in a matrix.

Row matrix
Rank of a matrix
Term matrix
Linear matrix

2. Which of the following is correct Features of DataFrame?

Potentially columns are of different types
Can Perform Arithmetic operations on rows and columns
Labeled axes (rows and columns)
All of the above

3. Which of the following is a goal of literate statistical programming?

Combine explanatory text and data analysis code in a single document
Ensure that data analysis documents are always exported in JPEG format
Require those data analysis summaries are always written in R
All of the above

4. How many main statistical methodologies are used in data analysis?

2
3
4
5

5. A__________ begins by hypothesizing a sentence (the symbol S) and successively predicting lower level constituents until individual preterminal symbols are written.

bottow-up parser
top parser
top-down parser
bottom parser

6. What is the work of Data Architect?

utilize large data sets to gather information that meets their company's needs
work with businesses to determine the best usage of the information yielded from data
build data solutions that are optimized for performance and design applications
All of the above

7. Which of the following is false?

The integer format tracks only the locations and sizes of blocks of data.
Pandas follow the NumPy convention of raising an error when you try to convert something to a bool.
Two kinds of SparseIndex are implemented
The integer format keeps an arrays of all of the locations where the data are not equal to the fill value

8. A column is a ________ representation of data.

horizontal
diagonal
vertical
top

9. Point out the wrong statement.

A random variable is a numerical outcome of an experiment
Continuous random variable can take any value on the real line
There are three types of random variable
None of the above

10. Which of the following statements is true when you use 1×1 convolutions in a CNN?

It can help in dimensionality reduction
It can be used for feature pooling
It suffers less overfitting due to small kernel size
All of the above

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