What is an iterator in Python?

• A container that can hold multiple values

• An object that can be iterated upon

• A variable that holds a single value

• A function that takes an iterable as input

Which of the following is an example of an iterable in Python?

• List

• Integer

• String

• All of the mention

What is the purpose of the 'print()' function in Python?

• To read user input from the keyboard.

• To write text to the console.

• To format strings using placeholders.

• To perform mathematical calculations.

Which of the following will produce an error when used as an argument to the 'print()' function?

• 5

• "Hello"

• [1, 2, 3]

• {"key": "value"}

What is the syntax for printing a variable 'x' using the 'print()' function?

• print x

• print(x)

• print("x")

• print"x"

How do you include a newline character in a 'print()' statement?

• Use the '\n' escape sequence.

• Use the ';' character.

• Use the '+' operator.

• Use the '*' operator.

What does the 'print()' function do in Python?

• Display the contents of a file on the screen

• Print a message to the console

• Return the value of an expression

• Open a new command prompt

Which of the following is a valid way to print the string "Hello, World!" using the 'print()' function?

• print "Hello, World!"

• print ("Hello, World!")

• Print ("Hello, World!")

• PRINT "Hello, World!"

What is the output of the following code?

• x = 3 and y = 5

• x = 3, y = 5

• x = 3; y = 5

• x, y = 3, 5

What is the output of the following code?

• 5

• "5"

• x+y

• Error