21343496
Descrição
Quiz por Aparna Dhirde, atualizado more than 1 year ago
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Criado por Aparna Dhirde
quase 6 anos atrás
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Questão 1
Questão
Slicing is used to extract a part of the tuple
Responda
- True
- False
Questão 2
Questão
Each key is separated from its value by a colon
Responda
- True
- False
Questão 3
Questão
Keys are unique and act as the index
Responda
- True
- False
Questão 4
Questão
Keys are of mutable type but values can be immutable
Responda
- True
- False
Questão 5
Questão
Elements of tuple is enclosed in square brackets
Responda
- True
- False
Questão 6
Questão
What will be the output of the following Python code?
>>>t=(1,2,4,3)
>>>t[1:-1]
Responda
-
(1, 2)
-
(1, 2, 4)
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(2,4)
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(2, 4, 3)
Questão 7
Questão
What will be the output of the following Python code?
>>>t = (1, 2, 4, 3, 8, 9)
>>>[t[i] for i in range(0, len(t), 2)]
Responda
-
[2, 3, 9]
-
[1, 2, 4, 3, 8, 9]
-
[1,4,8]
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(1, 4, 8)
Questão 8
Questão
What will be the output of the following Python code?
>>>t = (1, 2)
>>>2 * t
Responda
-
[1, 2, 1, 2]
-
(1, 1, 2, 2)
-
[1, 1, 2, 2]
-
(1,2,1,2)
Questão 9
Questão
What will be the output of the following Python code?
>>>t1 = (1, 2, 4, 3)
>>>t2 = (1, 2, 3, 4)
>>>t1 < t2
Responda
-
True
-
False
-
error
-
none
Questão 10
Questão
Which of the following statements create a dictionary?
Responda
-
d = {}
-
d = {“john”:40, “peter”:45}
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d = {40:”john”, 45:”peter”}
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All of the above
Questão 11
Questão
What will be the output of the following Python code snippet?
d = {"john":40, "peter":45}
"john" in d
Responda
-
True
-
False
-
error
-
none
Questão 12
Questão
Which of these about a dictionary is false?
Responda
-
The values of a dictionary can be accessed using keys
-
The keys of a dictionary can be accessed using values
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Dictionaries aren’t ordered
-
Dictionaries are mutable
Questão 13
Questão
If a is a dictionary with some key-value pairs, what does a.popitem() do?
Responda
-
Removes an arbitrary element
-
Removes all the key-value pairs
-
Removes the key-value pair for the key given as an argument
-
Invalid method for dictionary
Questão 14
Questão
What will be the output of the following Python code snippet?
>>> a={1:"A",2:"B",3:"C"}
>>> del a
Responda
-
method del doesn’t exist for the dictionary
-
del deletes the values in the dictionary
-
del deletes the entire dictionary
-
del deletes the keys in the dictionary
Questão 15
Questão
Which of the statements about dictionary values if false?
Responda
-
More than one key can have the same value
-
The values of the dictionary can be accessed as dict[key]
-
Values of a dictionary must be unique
-
Values of a dictionary can be a mixture of letters and numbers
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