Informatics Practices
When we create a DataFrame from a list of Dictionaries the columns labels are formed by the :
- Union of the keys of the dictionaries
- Intersection of the keys of the dictionaries
- Union of the values of the dictionaries
- Intersection of the values of the dictionaries
Related Questions
Which of the following statement is wrong in context of DataFrame ?
- Two dimensional size is Mutable
- Can Perform Arithmetic operations on rows and columns.
- Homogeneous tabular data structure
- Create DataFrame from numpy ndarray
Which of the following is a two-dimensional labelled data structure of Python ?
- Relation
- DataFrame
- Series
- Square
If a DataFrame is created using a 2D dictionary, then the indexes/row labels are formed from …………… .
- dictionary's values
- inner dictionary's keys
- outer dictionary's keys
- none of these
If a dataframe is created using a 2D dictionary, then the column labels are formed from …………… .
- dictionary's values
- inner dictionary's keys
- outer dictionary's keys
- none of these