
dictionary
Quiz
•
Computers
•
University
•
Practice Problem
•
Hard
Shiwen Zhang
FREE Resource
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16 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
以下哪个选项是一个字典
x = ('apple', 'banana', 'cherry')
x = {'type' : 'fruit', 'name' : 'banana'}
x = ['apple', 'banana', 'cherry']
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
词典创建后,词典条目就无法删除。
对
错
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
字典不能有两个同名的键。
对
错
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
您可以通过引用键名来访问字典项。
对
错
5.
FILL IN THE BLANK QUESTION
1 min • 1 pt
使用该get方法打印字典中“model”键的值car。
car = { "brand": "Ford", "model": "Mustang", "year": 1964 }
print(_________)
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
考虑以下代码:打印结果是什么?
x = {'type' : 'fruit', 'name' : 'banana'}
print(x['type'])
banana
fruit
type = 'fruit'
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
考虑以下代码
x = {'type' : 'fruit', 'name' : 'banana'}
哪个代码可以把fruit改为berry
x{'type'} = 'berry'
x['type'] = 'berry'
x.get('type') = 'berry'
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