Chapter 4 Test: Strings and Methods

Which of the following statements contain valid Python string literals? Select all that are correct:

• string = 'Hello, world.'
• string = "1234"
• string = "We're #1!"
• string = Hello, world.
• string = 1234

What’s the value of x after this code snippet executes? x = "Real" + "Python"

• 'Real Python'
• 'RealPython'
• ' RealPython '
• 'realpython'

What’s the value of x after this code snippet executes? x = 1234 + 5

• 12345
• '12345'
• 1239
• '1239'

Create a string literal with the following text: Spock said, "Live long and prosper." Assign the string to a variable named vulcan_logic. #hint: pay attention to your spacing

(a)  

What’s the value of x after this code snippet executes? x = "1234" + 5

• This fails with a TypeError
• '12349'
• '12345'
• 12345

Suppose the following strings are defined: topping1 = "Peanut Butter" topping2 = "Jelly" Use string concatenation to create the string "Peanut Butter & Jelly" that is assigned to a variable named sandwich.

(a)  

Characters:

• individual letters or symbols in a string
• the quotes surrounding a string
• joins two strings
• gets a single character from a string

Length:

• gets several characters from a string at once
• the number of characters in a string
• characters in a string appear in a sequence
• insert a variable at a specific location in a string

Delimiters:

• individual letters or symbols in a string
• the number of characters in a string
• joins two strings
• the quotes surrounding a string

Escape character:

• /
• '''
• \
• ~