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单选题 What will be the output of the following Python code? a=[1,2,3,4] b=[sum(a[0:x+1]) for x in range(0,len(a))] print(b)
学科：Python程序设计（双语）
时间：2025-03-24 07:12:49
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题目1单选题
ls=[1,2,3,4,5],which of the following choices could NOT remove the first element from the listA. ls.pop(1)B. del ls[0]C. ls = ls[1:]D. ls.remove(1)
题目2单选题
What will be the output of the following Python code? ['f', 't'][bool('spam')]A. No outputB. tC. fD. Error
题目3单选题
What will be the output of the following Python code? >>> s=["pune", "mumbai", "delhi"] >>> [(w.upper(), len(w)) for w in s]A. [('PUNE', 4), ('MUMBAI', 6), ('DELHI', 5)]B. ErrorC. [PUNE, 4, MUMBAI, 6, DELHI, 5]D. ['PUNE', 4, 'MUMBAI', 6,'DELHI', 5]
题目4单选题
What will be the output of the following Python code? a=[1,2,3,4] b=[sum(a[0:x+1]) for x in range(0,len(a))] print(b)A. 4B. 10C. [1,3,6,10]D. [1,3,5,7]
题目5单选题
Suppose list1 is [1, 3, 2], What is list1 * 2A. [1, 3, 2, 3, 2, 1]B. [2, 6, 4]C. [1, 3, 2, 1, 3]D. [1, 3, 2, 1, 3, 2]
题目6单选题
numbers = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10], which output of the following choices is correctA. >>> numbers[0::3] [1, 3, 5, 7, 9]B. >>> numbers[: -1] [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]C. >>> numbers[0: 2] [1, 2, 3]D. >>> numbers[-2:] [9, 10]
题目7单选题
What will be the output of the following Python code snippet? ['hello', 'morning'][bool('')]A. no outputB. morningC. errorD. hello
题目8单选题
What will be the output of the following Python code? a=[13,56,17] a.append([87]) a.extend([45,67]) print(a)A. [13, 56, 17, 87,[ 45, 67]]B. [13, 56, 17, 87, 45, 67]C. [13, 56, 17, [87], [45, 67]]D. [13, 56, 17, [87], 45, 67]
题目9单选题
What will be the output of the following Python code? >>> l=["good", "oh!", "excellent!", "#450"] >>> [n for n in l if n.isalpha() or n.isdigit()]A. ['good']B. ['good', '#450']C. ['oh!', 'excellent!', '#450']D. ['good', 'oh', 'excellent', '450' ]
题目10单选题
What will be the output of the following Python code? lst=[3,4,6,1,2] lst[1:2]=[7,8] print(lst) lst[3]=[9,10] print(lst)A. [3, 7, 8, 6, 1, 2] [3, 7, 8, [9, 10], 1, 2]B. Syntax errorC. [3,[7,8],6,1,2] [3, 7, 8, 9, 10, 1, 2]D. [3,4,6,7,8] [9,10,4,6,7,8]
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