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MCQs for Python Dictionaries: Exam
practice.

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85

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Q21

What is the purpose of the values() method for dictionaries?

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Q22

What will be the output of the following code:

my_dict = {'a': 1, 'b': 2}
my_dict['c'] = 3
print(my_dict)

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Q23

What is the output of the following code:

my_dict = {'a': 1, 'b': 2, 'c': 3}
my_dict.pop('b')
print(my_dict)

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Q24

What is the output of the following code:

my_dict = {'a': 1, 'b': 2, 'c': 3}
print(my_dict.get('d', 0))

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Q25

What is the output of the following code:

my_dict = {'a': 1, 'b': 2, 'c': 3}
my_dict.values()
print(my_dict)

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Q26

What will be the output of the following code:

my_dict = {'a': 1, 'b': 2, 'c': 3}
my_dict.items()
print(my_dict)

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Q27

What is the output of the following code:

my_dict = {'a': 1, 'b': 2}
del my_dict['b']
print(my_dict)

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Q28

What is the output of the following code:

my_dict = {'a': 1, 'b': 2}
new_dict = my_dict.copy()
print(new_dict)

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Q29

What will be the output of the following code:

keys = ['a', 'b', 'c']
values = 0
my_dict = dict.fromkeys(keys, values)
print(my_dict)

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Q30

What is the output of the following code:

my_dict = {'a': 1, 'b': 2}
my_dict.popitem()
print(my_dict)

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Q31

What will be the output of the following Python code?

>>> import collections
>>> a=collections.OrderedDict((str(x),x) for x in range(3))
>>> a

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Q32

What will be the output of the following Python code?

>>> a={}
>>> a.fromkeys([1,2,3],"check")

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Q33

What will be the output of the following Python code snippet?

d1 = {"john":40, "peter":45}
d2 = {"john":466, "peter":45}
d1 == d2

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Q34

What will be the output of the following Python code snippet?

d = {"john":40, "peter":45}
print(list(d.keys()))

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Q35

What will be the output of the following Python code snippet?

test = {1:'A', 2:'B', 3:'C'}
test = {}
print(len(test))

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Q36

Which of the following statements create a dictionary?

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Q37

What will be the output of the following Python code snippet?

a={1:"A",2:"B",3:"C"}
for i,j in a.items():
    print(i,j,end=" ")

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Q38

What will be the output of the following Python code snippet?

test = {1:'A', 2:'B', 3:'C'}
del test[1]
test[1] = 'D'
del test[2]
print(len(test))

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Q39

What will be the output of the following Python code?

>>> a={1:"A",2:"B",3:"C"}
>>> a.items()

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Q40

Which of the statements about dictionary values if false?

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