Given a Pandas series called Sequences, the command which will display the first 4 rows is …………… .

1. print(Sequences.head(4))
2. print(Sequences.Head(4))
3. print(Sequences.heads(4)
4. print(Sequences.Heads(4))

Which of the following statement is wrong in context of DataFrame ?

1. Two dimensional size is Mutable
2. Can Perform Arithmetic operations on rows and columns.
3. Homogeneous tabular data structure
4. Create DataFrame from numpy ndarray

When we create a DataFrame from a list of Dictionaries the columns labels are formed by the :

1. Union of the keys of the dictionaries
2. Intersection of the keys of the dictionaries
3. Union of the values of the dictionaries
4. Intersection of the values of the dictionaries

If a DataFrame is created using a 2D dictionary, then the indexes/row labels are formed from …………… .

1. dictionary's values
2. inner dictionary's keys
3. outer dictionary's keys
4. none of these