MCQs for Python Dictionaries: Exam-Style Practice

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

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

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

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

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

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

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

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