Python L22-23 Calculator

What does this line do?

• Adds 100 and 10

• Prints '+'

• Calls the subtract function

• Creates a new variable

Each mathematical operation is stored in the dictionary using a symbol as a key.

• True

• False

Match the operator symbol to its function:

• -

• multiply

• +

• add

• *

• subtract

• /

• divide

To call a function stored inside a dictionary using its symbol,

write: operator[​ (a)   ](n1, n2)

• symbol
• addition
• division

The repeat variable controls whether the calculator runs multiple times.

• True

• False

Match the following

• process

• 
• output

• 
• input

• 

What will happen if the user enters X when asked to continue?

• Program restarts

• User is asked again

• Program stops with goodbye message

• It clears the screen

The function python_calculator() calls itself when the user types 'N' to start a new calculation.

• True

• False

Label with the correct code.

a

b

exit

repeat

true

false

Match the correct answers

a

b

c

d

n1 - n2

n1 / n2

n1 * n2

n1 + n2