Below Data Science quiz are Multiple Choice Questions (MCQs) type Quiz. These Data Science MCQ Questions helps you to refresh your Data Science, you can see the correct option by clicking on it. .
1. Which of the following are correct component for data science?
Data engineering
Advanced computing
Domain expertise
All of the above
2. Which of the following is key characteristic of hacker ?
Afraid to say they don’t know the answer
Willing to find answers on their own
Not Willing to find answers on their own
All of the mentioned
3. Which of the following step is performed by data scientist AFTER acquiring the data?
Data Cleansing
Data Integration
Data Replication
All of the mentioned
4. Which of the following approach should be used to ask Data Analysis question?
Find only one solution for particular problem
Find out the question which is to be answered
Find out answer from dataset without asking question
None of the mentioned
5. Which of the following is one of the key data science skill ?
Statistics
Machine Learning
Data Visualization
All of the Mentioned
6. R is an__________programming language?
Closed source
GPL
Open source
Definite source
7. Which one is NOT from Phase 1 of Data Science Life Cycle
Identifying key variables
Learning the target domain
Developing initial hypothesis
Visualize initial hypothesis
8. Data has been collected on visitors' viewing habits at a bank's website. Which technique is used to identify pages commonly viewed during the same visit to the website?
Clustering
Association Rules
Classification
Regression
9. Vectors come in two parts_____ and _____.
Atomic vectors and matrix
Atomic vectors and array
Atomic vectors and list
10. R is an interpreted language so it can access through_____________?
Disk operating system
Command line interpreter
Operating system
User interface operating system
11. Which of the following is NOT a machine learning algorithm?
SVM
SVG
Random Forest
None of the mentioned
12. Which of the following is characteristic of Processed Data?