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Qus

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

a={1:"A",2:"B",3:"C"}
a.setdefault(4,"D") 
print(a)

Qus

निम्नलिखित Python कोड स्निपेट का आउटपुट क्या होगा?

a={1:"A",2:"B",3:"C"}
a.setdefault(4,"D") 
print(a)

A. {1: ‘A’, 2: ‘B’, 3: ‘C’, 4: ‘D’}
B. None
C. Error
D. [1,3,6,10]

A. {1: ‘A’, 2: ‘B’, 3: ‘C’, 4: ‘D’}

setdefault() will set dict[key]=default if key is not already in the dictionary.