Python Quiz

What will be the output of the following code? x = 5 y = "Hello" z = 3.0 print(type(x), type(y), type(z))

• <class 'int'> <class 'string'> <class 'float'>

• <class 'int'> <class 'str'> <class 'float'>

• <class 'int'> <class 'string'> <class 'complex'>

• <class 'float'> <class 'int'> <class 'str'>

Which of the following is the correct syntax to declare a function in Python?

• def function_name:

• def function_name[]:

• def function_name():

• define function_name():

What will be the result of the following operation? result = 7 // 2 print(result)

• 3.5

• 3

• 4

• 2.5

Which of the following is not a valid variable name in Python?

• _myvar

• my_var2

• 2varname

• myVar

What will be the output of the following code? my_list = [1, 2, 3, 4, 5] my_list.append([6, 7]) print(my_list)

• [1, 2, 3, 4, 5, 6, 7]

• [1, 2, 3, 4, 5, [6, 7]]

• [1, 2, 3, 4, 5, 6, [7]]

• [1, 2, 3, 4, 5, 6, 7, [8]]

What is the output of the following code? my_list = [10, 20, 30, 40, 50] print(my_list[1:4])

• [20, 30, 40]

• [10, 20, 30, 40]

• [30, 40, 50]

• [20, 30, 40, 50]

Which method is used to add multiple elements to a list in Python?

• append()

• extend()

• insert()

• add()

What will be the output of the following code? my_dict = {'a': 1, 'b': 2, 'c': 3} print(my_dict['b'])

• 1

• 2

• 3

• 'b'

Which of the following is the correct way to delete an element from a dictionary?

• del my_dict[key]

• my_dict.remove(key)

• my_dict.pop(key)

• my_dict.clear()

What happens if you try to access a key that doesn't exist in a dictionary?

• Returns None

• Throws a KeyError

• Adds the key with a value 0

• Creates a new key-value pair