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

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Data Science Quiz

1. __________ is a system where operations like data extraction, transformation and loading operations are executed.

Data staging
Data integration
ETL
None of the above

2. Numpy developed by?

Guido van Rossum
Travis Oliphant
Wes McKinney
Jim Hugunin

3. The action _______ of a robot arm specify to Place block A on block B.

STACK(A,B)
LIST(A,B)
QUEUE(A,B)
ARRAY(A,B)

4. Which of the following areas are affected by BI?

Revenue
CRM
Sales
CPM

5. What will be output for the following code?

import numpy as np 

a = np.array([1, 2, 3,4,5], ndmin = 2) 

print a

[[1, 2, 3, 4, 5]]
[1, 2, 3, 4, 5]
Error
Null

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

Structured
UnStructured
Both A and B
None Of the above

7. How to import Constants Package in SciPy?

import scipy.constants
from scipy.constants
import scipy.constants.package
from scipy.constants.package

8. When performing regression or classification, which of the following is the correct way to preprocess the data?

Normalize the data -> PCA -> training
PCA -> normalize PCA output -> training
Normalize the data -> PCA -> normalize PCA output -> training
None of the above

9. KPI stands for?

Key Performance Indicators
Key Performance Identifer
Key Processes Identifer
Key Processes Indicators

10. What is the range of uint32 data type?

(-2147483648 to 2147483647)
(-32768 to 32767)
(0 to 65535)
(0 to 4294967295)

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