numbers = [1, 4, 6]Which of the following would produce the result: [6]

Question

BlackTom AI · Accepted Answer

We start by restating the setup and the goal to make sure the logic is clear.
The list is numbers = [1, 4, 6], and the target result is [6], i.e., filtering should keep only elements that meet a certain condition.
Option 1: list(filter(lambda x: 6, numbers)). Here, the lambda returns 6 for every element, which in a boolean context is treated as True, so this would keep all elements, producing [1, 4, 6], not [6]. This is incorrect because it does not actually test any property of x.
Option 2: list(filter(lambda x: x % 3 == 0, numbers)). This lambda checks whether x leaves a remainder of 0 when divided by 3, i.e., x is divisible by 3. Among [1, 4, 6], only 6 satisfies this, so the result would be [6], which matches the target. This option aligns with the desired outcome.
Option 3: list(filter(lambda x: x // 2 == 2, numbers)). The expression x // 2 == 2 tests the floor division result, which would be true for x values where x divided by 2 equals 2, i.e., x in {4}. However, 4 would pass this test, but the list [1, 4, 6] contains 4 as well, so the result would be [4], not [6]. This option does not produce the target.
Option 4: list(filter(lambda x: x % 2 == 0, numbers)). This checks evenness. Both 4 and 6 are even, so the output would be [4, 6], not [6]. This clearly deviates from the required result, making it incorrect.
After evaluating all options, the reasoning shows that the correct approach is to filter by divisibility by 3, yielding only the number 6 from the given list.

numbers = [1, 4, 6]Which of the following would produce the result: [6]单项选择题

类似问题

Question at position 1 What will be the output of the following code? [1, 2, 3, 4, 5][1, 3, 5][2, 4][True, False, True, False, True]Clear my selection

Python enables the programmer to filter a list (also called list comprehension). The Python lambda function enables a programmer to define "anonymous" functions. For the list, a, defined below what would be the filtered result? a = [ 2, 3, 5, 7, 8, 10] filter(lambda x: not (x % 2), a)

Name the Supreme Court decision that removed financial constraints on PACs.

Political scientists Joshua Kalla and David Broockman find that senior policy makers made themselves available to _____ between three and four times more often than they did to constituents.

Name the political scientist who argues that parties are designed to serve the needs of ambitious politicians (namely candidates and officeholders).

Name the political scientist who said this famous quote about the problems of pluralism: “The flaw in the pluralist heaven is that the heavenly choir sings with a strong upper-class accent.”

What is the name of the third party candidate in 2000 who was not allowed to participate in the presidential debates? Hint: We watched a video clip with him in class.

E.E. Schattshneider said, "Democracy is ________ save in terms of the parties."

更多留学生实用工具

智能学习助手

风格化写作助手

论文查重助手

文献引用助手

课堂转译助手

课堂笔记助手

Quiz搜索助手

学校历年真题

智能刷题助手

智能匹配练习

希望你的学习变得更简单