Python Quiz

What is the importance of the init method in a class?

•  It initializes all the classes in code

• It imports all the modules required for the program

• It initializes the attributes of a class when an object is created

• None of the above

What is the output of the code ? 

Mylist = [1,2,3,5,3,4,6,9]

Mylist[-6:6]

• []

•  [3, 5, 3, 4]

•  [4, 3, 5, 3]

• Index Error

What is the method that is bound to class but not the instance?

• Static method

• Class method

• Main Method

• None of the above

What is a generator in Python?

• The function that generates random numbers of specified count

•  The function that generates an error when a warning occurs

•  The function that gives a statement as output rather than a retur

• The function that returns a generic object

Which of the following is used to print the doc string of a function?

• myFun.doc()

•  doc(myFun)

• doc(myFun)

• myFun.__doc__

1. What is the output of the below code?

            a1,b1,c1=1,2,3,4,5

               print(b1)

• 2

• 4

• 1,2,3,4,5

• ValueError

1. What is the output of the below code?

List=list(range(-5,5,2))

len(List)

• 2

• 5

• 10

• 7

Which commands return the columns of a dataframe?

• Dataframe.columns

• Dataframe.columns()

• Dataframe[‘columns’]

• Dataframe.clmns

1. What is the output of the below code?

list(map(lambda x: x * x, [1,2,3,4,5]))

•  [1, 4, 9, 16, 25]

• [1, 2, 6, 24, 120]

•  [1, 4, 27, 64, 125]

• None of the above

What is the process of converting the data into byte form in Python?

• Pickling

•  Serializing

• Marshalling

• All the above