PPL (Quiz 5) Procedures and Functions

What is the main difference between a function and a procedure?

• Functions return a value, while procedures do not.

• Procedures return a value, while functions do not.

• Functions are only used in Python, while procedures exist in all languages.

• There is no difference between functions and procedures.

In which of the following scenarios is a procedure more appropriate than a function?

• Calculating the total price of a shopping cart.

• Checking the balance of a bank account.

• Transferring money between two accounts.

• Converting Celsius to Fahrenheit.

Which of the following is a correct example of a function in Python?

• def greet(): print("Hello")

• def add(a, b): return a + b

• def display(): pass

• Both A and B

What is "pass by value" in parameter passing?

• The function receives a copy of the variable.

• The function modifies the original variable.

• The function cannot accept parameters.

• The function only works with integers.

What is "pass by reference" in parameter passing?

• The function gets a copy of the variable.

• The function modifies the original variable.

• The function creates a new variable.

• The function only accepts strings.

Which type of variable is only accessible inside the function where it is declared?

• Global variable

• Local variable

• Static variable

• Reference variable

What will be the output of this code? x = 5 def myFunc(): x = 10 print(x) myFunc() print(x)

• 10 10

• 5 5

• 10 5

• Error

What does recursion mean in programming?

• A function calling itself

• A function calling another function

• A function that does not return a value

• A function without parameters

Which of the following is a real-world example of recursion?

• Printing a receipt

• Finding the shortest path in Google Maps

• Adding two numbers

• Transferring money in a bank

What happens if a recursive function does not have a base case?

• It runs forever, causing infinite recursion.

• It stops after one call.

• It returns an error before execution.

• It converts into a loop.