replace() isnumeric() challenge

What data type do the methods lower(), upper(), replace(), and capitalize() return?

• boolean
• string
• float

• integer

What data type does the method isnumeric() return?

• boolean
• string
• float

• integer

Answer explanation

A boolean value is either True or False.

Given the Python code below, what will be the output?

word = "hello"

result = word.replace("l", "X")

print(result)

• a) "heXlo"

• b) "heXXo"

• c) "hello"

• d) "heXIX"

What is the output of the following Python code?

sentence = "Hello world! Python is fun."

new_sentence = sentence.replace("Python", "Java").replace("fun", "exciting")

print(new_sentence)

• a) "Hello world! Java is exciting."

• b) "Hello world! Java is fun."

• c) "Hello world! Python is exciting."

• d) "Hello world! Python is fun."

Use your drawing skills to give this python a more interesting look.

What will be the output of the following Python code?
text = "2+2+2=6"

new_text = text.replace("+","")

print(new_text)

• 222=6

• 22+2=6

• 2 2 2=6

• 2+22=6

What value will the variable var be set to?
var = "7.95".isnumeric()

• True

• False

• 7.95

• "7.95"

What will be the value of the text variable after the following Python code is run?
text = "I like pasta."

text.replace("pasta", "rice")

• True

• I like rice.
• I like pasta.
• False

Answer explanation

In the second line, we use the replace() method to swap "pasta" with "rice." However, we don't actually store this new string anywhere or do anything with the new string at all, so the original string stored in text stays the same.

I can use the ______ operator to calculate the remainder when dividing two numbers.