Intermediate level python quiz

What will be the output of the following code: print([1, 2, 3] + [4, 5])?

[1, 2, 3, 4, 5]

[1, 2, 3][4, 5]

[1, 2, 3, [4, 5]]

Error

How can you check if a key exists in a dictionary in Python?

key in dict

dict.has_key(key)

key.contains(dict)

dict[key] exists

Which of the following is true about Python’s `global` keyword?

It allows you to modify a variable inside a function that is declared outside

It creates a new global variable

It prevents a variable from being modified inside a function

It makes a variable private

Which method is used to add an element at the end of a list in Python?

add()

insert()

append()

extend()

What will be the result of the following code: print('abc'.upper())?

ABC

abc

Error

None

Which function is used to sort a list in Python without modifying the original list?

sort()

sorted()

list.sort()

order()

What does the `enumerate()` function do in Python?

It adds an index to each item in an iterable

It filters out duplicate items from a list

It creates a list of tuples

It reverses the order of an iterable

What is the output of the following code: print(list(map(str, [1, 2, 3])))?

['1', '2', '3']

[1, 2, 3]

['1', 2, 3]

Error

What will be the output of the following code: print(3 * 'a' + 'b')?

'aaab'

'aab'

'aaa' + 'b'

Error

What is the purpose of the `@staticmethod` decorator in Python?

To define a method that does not operate on an instance of the class

To define a method that operates on an instance

To define a method that modifies a class variable

To define a method that cannot be called outside the class