03-Assignment2_MultipleChoice

Question 1

Question 2

Question 3

Question 4

Question 5

Question 6

Question 7

Question 8

Question 9

Question 10

Question 11

Which of these definitions correctly describes a module?

a. Any program that reuses code

b. Denoted by triple quotes for providing the specification of certain program elements

c. Design and implementation of specific functionality to be incorporated into a program

d. Defines the specification of how it is to be used

这些定义中哪个正确地描述了模块？

a. 任何重用代码的程序

b. 用三引号表示以提供某些程序元素的规范

c. 设计和实现要纳入程序的特定功能

d. 定义如何使用它的规范

Question 12

Which of the following is not an advantage of using modules?

a. Provides a means of dividing up tasks

b. Provides a means of reuse of program code

c. Provides a means of reducing the size of the program

d. Provides a means of testing individual parts of the program

以下哪项不是使用模块的优势？

a. 提供划分任务的方法

b. 提供重用程序代码的方法

c. 提供减小程序大小的方法

d. 提供测试程序各个部分的方法

以下哪项不是使用模块的优势？

a. 提供划分任务的方法

b. 提供重用程序代码的方法

c. 提供减小程序大小的方法

d. 提供测试程序各个部分的方法

正确答案是 c. 提供减小程序大小的方法。使用模块并不能保证程序大小的减小，但它确实有助于组织和管理代码。

Question 13

Question 14

In [17]: import re

In [18]: p = re.compile('\d+')

In [19]: print(p.findall("I met him once at 11 A.M on 4th July 1886"), end=" ")
['11', '4', '1886']
In [20]: p = re.compile("\d")

In [21]: print(p.findall("I went to him at 11 A.M."))
['1', '1']

Question 15

In [22]: import math

In [23]: import random

In [24]: L = [1, 2, 30000000000000]

In [25]: for x in range(3):
    ...:     L[x] = math.sqrt(L[x])
    ...:

In [26]: string = random.choices(["apple", "carrot", "pineapple"], L, k = 1)

In [27]: print(string)
['pineapple']

Question 16

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Question 20

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