Data Wrangling - Data Cleanup - MCQs

 

Data Wrangling - Data Cleanup - MCQs

1. Cleaning your data makes for easier

  1. storage
  2. search
  3. reuse
  4. All of the above

Ans: 4

 

2. It’s much easier to store your data in proper models if it’s cleaned first.

  1. True
  2. False
Ans: 1

3. The IPython magic commands
  1. %logstart
  2. %save
  3. BOTH
  4. NONE
Ans: 3

4. MICS means
  1. Multiple Indicator Cluster System
  2. Multiple Indicator Customer Surveys
  3. Multiple Indicator Cluster Surveys
  4. Multiple Indicator Customer System
Ans: 3

5. MICS raw data is in which format?
  1. SPSS format
  2. .sav files
  3. Both
  4. None
Ans: 3

6. How can you identify values for data cleaning?
  1. Replacing headers
  2. Zipping questions and answers
  3. Both
  4. None
Ans: 3
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