Python-Quizzes | Python List Quiz | Question 21
Question 21: Find the output of the following program:
L1 = [] L1.append([ 1 , [ 2 , 3 ], 4 ]) L1.extend([ 7 , 8 , 9 ]) print (L1[ 0 ][ 1 ][ 1 ] + L1[ 2 ]) |
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(A) Type Error
(B) 12
(C) 11
(D) 38
Answer: (C)
Explanation: In the print(), indexing is used. L1[0] denotes [1, [2, 3], 4], L1[0][1] denotes [2, 3], L1[0][1][1] = 3 and L1[2] = 8. Thus, the two integers are added, 3 + 8 = 11 and output comes as 11.
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