Python-Quizzes | Python Dictionary Quiz | Question 21

Question 21:Find the output of the following program:

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

(A) Error
(B) 0
(C) 1
(D) 2

Answer: (D)
Explanation: After the key-value pair of 1:’A’ is deleted, the key-value pair of 1:’D’ is added.
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