数据挖掘与数据分析，数据可视化试题
1. Data Mining is also referred to as ……………………..
data analysis
data discovery(正确答案)
data recovery
Data visualization
2. Data Mining is a method and technique inclusive of ………………………….
data analysis.(正确答案)
data discovery
Data visualization
data recovery
3. In which step of Data Science consume Almost 80% of the work period of the procedure.
Accumulating the data
Analyzing the data
Wrangling the data(正确答案)
Recapitulation of the Data
4. Which Step of Data Science allows the model to consistently improve and provide punctual performance and deliverapproximate results.
Wrangling the data
Accumulating the data
Recapitulation of the Data(正确答案)
Analyzing the data
5. Which tool of Data Science is robust machine learning library, which allows the implementation of deep learning ?algorithms. S
Tableau
D3.js
Apache Spark
TensorFlow(正确答案)
6. What is the main aim of Data Mining ?
to obtain data from a less number of sources and to transform it into a more useful version of itself.
to obtain data from a less number of sources and to transform it into a less useful version of itself.
to obtain data from a great number of sources and to transform it into a less useful version of itself.
to obtain data from a great number of sources and to transform it into a more useful version of itself.(正确答案)
7. In which step of data mining the irrelevant patterns are eliminated to avoid cluttering ?
Cleaning the data(正确答案)
Evaluating the data
Conversion of the data
Integration of data
8. Data Science t is mainly used for ………………. purposes. Data mining is mainly used for ……………………. purposes.
scientific,business(正确答案)
business,scientific
scientific,scientific
None
9. Pandas ………………... is a one dimensional labeled array capable of holding data of any type （integer, string, float, python objects, etc.）.
Series(正确答案)
Frame
Panel
None
10. How many principal components Pandas DataFrame consists of ?
4
2
1
3(正确答案)
11. Important data structure of pandas is/are ___________
Series
Data Frame
Both(正确答案)
None of the above
12. Which of the following command is used to install pandas?
pip install pandas(正确答案)
install pandas
pip pandas
None of the above数据可视化什么意思
13. Which of the following function/method help to create Series?
series（ ）
Series（ ）(正确答案)
createSeries（ ）
None of the above
14. NumPY stands for?
Numbering Python
Number In Python
Numerical Python(正确答案)
None Of the above
15. Which of the following is not correct sub-packages of SciPy?
scipy.integrate
scipy.source(正确答案)
scipy.interpolate
scipy.signal

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