Python Basics Quiz

Python Code Output Questions

• print(type([]) is list) Output:

  • True

• Mutable Data Types in Python:

  • List

• x = [1, 2, 3]; x.append([4, 5]); print(len(x)) Output:

  • 4

• Function Creation Keyword:

  • def

• Exception Handling in Python:

  • try-except

• print("Hello" * 3) Output:

  • HelloHelloHello

• Non-Built-in Data Type:

  • Array

• len() Function Purpose:

  • Returns the length of an object

• Empty Dictionary Creation:

  • {}

• x = {1, 2, 3}; x.add(2); print(len(x)) Output:

  • 3

• x = [1, 2, 3]; y = x; y.append(4); print(x) Output:

  • [1, 2, 3, 4]

• Class Definition Keyword:

  • class

• def func(a, b=2): return a + b; print(func(3)) Output:

  • 5

• Module Import:

  • import module_name

• self Keyword Purpose:

  • Refers to the instance of the class

• x = {1, 2, 3}; y = {3, 4, 5}; print(x & y) Output:

  • {3}

• File Reading Methods:

  • read(), readline(), readlines()

• x = "Python"; print(x[1:4]) Output:

  • y

• Virtual Environment Creation:

  • venv, virtualenv

• def add(a, b): return a + b; print(add(2, 3)) Output:

  • 5

• x = [1, 2, 3]; y = x.copy(); y.append(4); print(x) Output:

  • [1, 2, 3]

• Lambda Function Definition:

  • lambda x: x + 1

• x = [1, 2, 3]; print(x[1:3]) Output:

  • [2, 3]

• String to Integer Conversion:

  • int()

• x = "Hello"; print(x) Output:

  • Hello

• List Creation:

  • []

• x = [1, 2, 3]; print(x[-1]) Output:

  • 3

• Invalid Python Comment:

  • // This is a comment

• x = [1, 2, 3]; x.remove(2); print(x) Output:

  • [1, 3]

• Tuple Creation:

  • ()

• x = "Python"; print(x[-1]) Output:

  • n

• List Sorting Function:

  • sort()

• x = [1, 2, 3]; print(x + [4, 5]) Output:

  • [1, 2, 3, 4, 5]

• Sequence Iteration:

  • for loop

• x = {1, 2, 3}; x.add(3); print(len(x)) Output:

  • 3