NIELIT O Level Exam

<p>What will be the output of the following Python code?</p> <pre><font color="#333333">x = ['ab', 'cd']<br></font><font color="#333333">for i in x:<br></font><font color="#333333">&nbsp; &nbsp; i.upper()&nbsp;<br></font><font color="#333333">print(x)</font></pre>

What will be the output of the following Python code?

x = ['ab', 'cd']
for i in x:
    i.upper() 
print(x)


निम्नलिखित पायथन कोड का आउटपुट क्या होगा?

x = ['ab', 'cd']
for i in x:
    i.upper() 
print(x)

A. [‘ab’, ‘cd’]

B. [‘AB’, ‘CD’]

C. [None, None]

D. none of the mentioned उल्लेखित कोई नहीं




Correct Answer is :

A. [‘ab’, ‘cd’]



Explanation
The function upper() does not modify a string in place, it returns a new string which isn’t being stored anywhere.
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