EDA Python - 10-1_Dictionaries

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Information Technology (IT), Architecture, Social Studies
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University
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Hard
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary structure used to define a dictionary in Python?
Square brackets with key-value pairs
Curly brackets with key-value pairs
Angle brackets with key-value pairs
Parentheses with key-value pairs
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following can be used as a key in a Python dictionary?
A list
A string
A dictionary
A set
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can you access the value associated with a key in a dictionary?
Using parentheses around the key
Using angle brackets around the key
Using square brackets around the key
Using curly brackets around the key
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What method would you use to retrieve all key-value pairs in a dictionary?
dict.keys()
dict.pairs()
dict.values()
dict.items()
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which function can be used to create a dictionary from two lists?
tuple()
list()
dict()
zip()
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the result of iterating over a dictionary using the items() method?
A list of keys
A list of values
A list of key-value pairs
A list of indices
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why are dictionaries considered important for data analysis in Python?
They provide a flexible way to store and access data
They allow for ordered data storage
They are easier to use than other data structures
They are faster than lists
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