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Questions and Answers
Which of the following describes Python's primary function?
Which of the following describes Python's primary function?
- A high-performance database management system.
- A versatile, high-level programming language. (correct)
- A dedicated hardware description language.
- An advanced operating system kernel.
Which of the following is a valid variable name in Python?
Which of the following is a valid variable name in Python?
- _my_variable (correct)
- my variable
- my-variable
- 2nd_variable
What data type does the value False belong to in Python?
What data type does the value False belong to in Python?
- String
- Float
- Integer
- Boolean (correct)
Which operator is used to calculate the power of a number in Python (e.g., $x^y$)?
Which operator is used to calculate the power of a number in Python (e.g., $x^y$)?
What will the expression type(3.14) return in Python?
What will the expression type(3.14) return in Python?
Which keyword is used to begin the definition of a new function in Python?
Which keyword is used to begin the definition of a new function in Python?
What will print(7 == '7') output in Python?
What will print(7 == '7') output in Python?
Which function would you use to convert the string '3.14' into a floating-point number?
Which function would you use to convert the string '3.14' into a floating-point number?
What will be the output of the len([10, 20, 30, 40, 50]) function call?
What will be the output of the len([10, 20, 30, 40, 50]) function call?
What does the expression 17 // 5 evaluate to in Python?
What does the expression 17 // 5 evaluate to in Python?
Flashcards
What is Python?
What is Python?
A high-level, versatile programming language known for its readability and wide range of applications.
What is a String?
What is a String?
A sequence of characters.
Valid variable name?
Valid variable name?
A valid variable name begins with a letter or underscore, followed by letters, numbers, or underscores.
What is a Boolean?
What is a Boolean?
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Exponentiation operator
Exponentiation operator
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Function Definition Keyword
Function Definition Keyword
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What does print(5 == '5') return?
What does print(5 == '5') return?
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String to Integer Conversion
String to Integer Conversion
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What will len([1, 2, 3, 4]) return?
What will len([1, 2, 3, 4]) return?
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What does print(3 // 2) output?
What does print(3 // 2) output?
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Study Notes
- Python is a programming language.
Variables
_varis a valid variable name.
Data Types
Trueis a Boolean data type in Python.
Operators
**is the operator used for exponentiation.print(type(42))outputs<class 'int'>.
Functions
defkeyword defines a function
Conditionals
print(5 == '5')returnsFalse.
Type Conversion
int()function converts a string into an integer.len([1, 2, 3, 4])returns 4.print(3 // 2)outputs 1.
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