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Questions and Answers
What is the correct way to declare a variable in Python?
What is the correct way to declare a variable in Python?
- var name = value
- let name = value
- def name = value
- name = value (correct)
What is the purpose of the if statement in Python?
What is the purpose of the if statement in Python?
- To print output to the console
- To conditionally execute code (correct)
- To define a function
- To create a loop
Which data structure is best suited for storing a collection of unique items?
Which data structure is best suited for storing a collection of unique items?
- set (correct)
- list
- dictionary
- tuple
Which of the following is NOT a valid data type in Python?
Which of the following is NOT a valid data type in Python?
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Which keyword is used to create a loop that executes a block of code repeatedly?
Which keyword is used to create a loop that executes a block of code repeatedly?
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What is the difference between a list and a tuple in Python?
What is the difference between a list and a tuple in Python?
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Study Notes
Python Basics
- Python has four valid data types: integer, string, boolean, and no char data type.
- The correct way to declare a variable in Python is by using the syntax
name = value.
Control Flow
- The
whilekeyword is used to create a loop that executes a block of code repeatedly. - The
ifstatement in Python is used to conditionally execute code.
Data Structures
- A
setis a data structure best suited for storing a collection of unique items. - The key difference between a
listand atuplein Python is that lists are mutable, while tuples are not. - Lists and tuples can store different data types.
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