Python Programming Quiz

Which of the following is the correct syntax for defining a function in Python?

• function my_function():

• def my_function:

• def my_function():

• function: my_function()

How do you create a new list with elements from another list, doubled?

• [x * 2 for x in my_list]

• [2 * x for x in my_list]

• [2 + x for x in my_list]

• list([2 * x for x in my_list])

Which of the following is the correct syntax to open a file for reading in Python?

• open('file.txt', 'r')

• file.open('file.txt', 'read')

• open.read('file.txt')

• open('file.txt')

How would you write a lambda function to return the square of a number x?

• lambda x: x * x

• lambda x: x^2

• square(x) = x * x

• def square(x): return x * x

Which of the following is a correct way to catch an exception in Python?

• try except Exception as e:

• try: except Exception:

• try: raise Exception

• try: catch:

What is the correct syntax for importing the math module in Python?

• import math

• from math import *

• include math

• use math

Which statement is used to end a loop or function in Python?

• break

• exit

• end

• return

What is the correct way to define a list in Python?

• list = [1, 2, 3]

• list(1, 2, 3)

• list = (1, 2, 3)

• list = {1, 2, 3}

What is the result of the following code? x = [1, 2, 3] x[1] = 10 print(x)

• [1, 10, 3]

• [1, 2, 10]

• 10

• [1, 2, 3, 10]

Which of the following is the correct syntax for accessing the third item in a list my_list?

• my_list[2]

• my_list(3)

• my_list[3]

• my_list[1]