21343496
Description
Question 1
Question
Slicing is used to extract a part of the tuple
Answer
- True
- False
Question 2
Question
Each key is separated from its value by a colon
Answer
- True
- False
Question 3
Question
Keys are unique and act as the index
Answer
- True
- False
Question 4
Question
Keys are of mutable type but values can be immutable
Answer
- True
- False
Question 5
Question
Elements of tuple is enclosed in square brackets
Answer
- True
- False
Question 6
Question
What will be the output of the following Python code?
>>>t=(1,2,4,3)
>>>t[1:-1]
Answer
-
(1, 2)
-
(1, 2, 4)
-
(2,4)
-
(2, 4, 3)
Question 7
Question
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)]
Answer
-
[2, 3, 9]
-
[1, 2, 4, 3, 8, 9]
-
[1,4,8]
-
(1, 4, 8)
Question 8
Question
What will be the output of the following Python code?
>>>t = (1, 2)
>>>2 * t
Answer
-
[1, 2, 1, 2]
-
(1, 1, 2, 2)
-
[1, 1, 2, 2]
-
(1,2,1,2)
Question 9
Question
What will be the output of the following Python code?
>>>t1 = (1, 2, 4, 3)
>>>t2 = (1, 2, 3, 4)
>>>t1 < t2
Answer
-
True
-
False
-
error
-
none
Question 10
Question
Which of the following statements create a dictionary?
Answer
-
d = {}
-
d = {“john”:40, “peter”:45}
-
d = {40:”john”, 45:”peter”}
-
All of the above
Question 11
Question
What will be the output of the following Python code snippet?
d = {"john":40, "peter":45}
"john" in d
Answer
-
True
-
False
-
error
-
none
Question 12
Question
Which of these about a dictionary is false?
Answer
-
The values of a dictionary can be accessed using keys
-
The keys of a dictionary can be accessed using values
-
Dictionaries aren’t ordered
-
Dictionaries are mutable
Question 13
Question
If a is a dictionary with some key-value pairs, what does a.popitem() do?
Answer
-
Removes an arbitrary element
-
Removes all the key-value pairs
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Removes the key-value pair for the key given as an argument
-
Invalid method for dictionary
Question 14
Question
What will be the output of the following Python code snippet?
>>> a={1:"A",2:"B",3:"C"}
>>> del a
Answer
-
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
Question 15
Question
Which of the statements about dictionary values if false?
Answer
-
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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