NIELIT O Level Exam

<p>What will be the output of the following Python code?</p><pre><span style="font-size: 14px;">def foo(k):&nbsp; &nbsp; &nbsp;&nbsp;<br></span><span style="font-size: 14px; white-space: normal;"><span style="white-space:pre"> </span>k[0] = 1&nbsp;&nbsp;<br></span><span style="font-size: 14px;">q = [0]&nbsp;&nbsp;<br></span><span style="font-size: 14px;">foo(q)&nbsp;&nbsp;<br></span><span style="font-size: 14px;">print(q)</span></pre>

What will be the output of the following Python code?

def foo(k):      
	k[0] = 1  
q = [0]  
foo(q)  
print(q)


निम्नलिखित Python कोड का आउटपुट क्या होगा?

def foo(k):      
	k[0] = 1  
q = [0]  
foo(q)  
print(q)

A. [0]

B. [1]

C. [1, 0]

D. [0, 1]




Correct Answer is :

B. [1]



Explanation
Lists are passed by reference.
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