Python Quiz

Which of the following object does not support indexing?

• tuple

• list

• dictionary

• set

Which of the following data type is immutable?

• list

• set

• tuple

• dictionary

Which of the following code gives output My friend's house is in Chennai?

What's the main difference between Python lists and tuples?

• Lists are faster and tuples are slower.

• Lists can hold any data type and tuples can only contain int and str objects.

• Lists are mutable and tuples are immutable.

• Lists are immutable and tuples are mutable

How do you assign a tuple of length 1 to the variable a? (Check all that are correct.)

• a = 1,

• a = tuple(1)

• a = 1

• a = [1]

• a = (1,)

Which of the following are true of Python dictionaries?

• Dictionaries can be nested to any depth.

• Dictionaries are accessed by key.

• A dictionary can contain any object type except another dictionary.

• Dictionaries are mutable.

• Items are accessed by their position in a dictionary.

colors = ["red", "green", "burnt sienna", "blue"]

print( "yellow" in color)

What is the result of the yellow in colors expression?

• ValueError: 'yellow' is not in list

• 4

• False

• 3

Select correct ways to create an empty dictionary

• sampleDict = {}

• sampleDict = dict()

• sampleDict = dict{}

What is the output of the following sampleDict = dict([ ('first', 1), ('second', 2), ('third', 3) ])

print(sampleDict)

• SyntaxError: invalid syntax

• {'first': 1, 'second': 2, 'third': 3}

• [ (‘first’, 100), (‘second’, 200), (‘third’, 300) ]

Let d={1:“Pyhton”,2:[1,2,3]}. Which among the following will not give the error after the execution?

• d[2].append(4)

• x=d[0]

• d[“one”]=1

• d. update({‘one’ : 2})