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Qus: <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>

Qus<p>निम्नलिखित Python कोड का आउटपुट क्या होगा?</p><pre style="font-size: 12.6px; letter-spacing: 0.14px;"><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>


A. [0]
B. [1]
C. [1, 0]
D. [0, 1]


Solution
B. [1]



Explanation
Lists are passed by reference.
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