Python Variables and Naming Conventions Quiz

What is the scope of a local variable in Python?

• Entire program

• Inside a function

• Inside a module

• Across multiple functions

How do you declare a global variable inside a function?

• global variable

• global: variable

• global.variable

• global variable=

Which naming convention is typically used for constants in Python?

• camelCase

• PascalCase

• UPPER_CASE

• snake_case

What is the primary use of local variables?

• Sharing data across functions

• Storing temporary data

• Configuring the program

• Accessing system resources

What keyword is used to modify a global variable inside a function?

• external

• public

• global

• mutable

Which naming convention is generally used for class names in Python?

• camelCase

• PascalCase

• snake_case

• UPPER_CASE

Why is it recommended to use meaningful names for variables?

• To save memory

• To improve code readability

• To increase execution speed

• To avoid errors

In which scenario should a global variable be used?

• When the variable is needed only in one function

• When multiple functions need to access it

• To store temporary data

How can you ensure that a variable is only accessible within a specific function?

• Declare it as global

• Declare it inside the function

• Use the external keyword

• Declare it outside the function

What is the output of the following code? myVar = 5 def foo(): myVar = 10 foo() print(myVar)

• 5

• 10

• None

• Error