Python Code with Mosh review

What is the number one language for machine learning and data science projects?

• C++

• Python

• JavaScript

• Java

Which operator is used to check if a value is not equal to another value?

• !=

• ==

• >=

• <=

What is the result of 10 divided by 3 using the double slash operator?

• 3.33

• 3

• 2

• 4

Which method is used to convert a string to uppercase in Python?

• toUpperCase()

• upper()

• toUppercase()

• uppercase()

What is the result of 3 greater than 2?

print(3>2)

• None

• Error

• False

• True

What is the purpose of the or operator in Python?

• Inverses any values given to it

• Returns true if neither expression returns true

• Returns True if at least one expression returns true

• Returns true if both expressions return true

What does the not operator do in Python?

• Inverses any values given to it

• Returns true if both expressions return true

• Returns true if at least one expression returns true

• Returns true if neither expression returns true

How do you declare a list in Python?

using:

• curly braces

  { }

• parenthesis

  ( )

• angle brackets

  <>

• square brackets

  [ ]

What is the purpose of the 'in' operator in Python?

• Checks if a value is present in a sequence

• Performs bitwise AND operation

• Checks if a value is not present in a sequence

• Performs string interpolation

How do you comment a single line in Python?

• // This is a comment

• /* This is a comment */

• # This is a comment

• %% This is a comment