Loops and Sequences Quiz

To pass the quiz, you must correctly answer at least 18 of the 20 questions below. # --quizzes-- ## --quiz-- ### --question-- #### --text-- Which of the following is the correct syntax for a list? #### --distractors-- ```py cities = //'Los Angeles', 'London', 'Tokyo'\\ ``` --- ```py cities = {'Los Angeles', 'London', 'Tokyo'} ``` --- ```py cities = <'Los Angeles', 'London', 'Tokyo'> ``` #### --answer-- ```py cities = ['Los Angeles', 'London', 'Tokyo'] ``` ### --question-- #### --text-- What will be printed to the console? ```py cities = ['Los Angeles', 'London', 'Tokyo'] print(cities[-1]) ``` #### --distractors-- `'None'` --- `'Los Angeles'` --- `'London'` #### --answer-- `'Tokyo'` ### --question-- #### --text-- What is an iterable? #### --distractors-- It is a special type of string that can hold a large amount of characters. --- It is a special type of number used to represent really large values. --- It is a special data type mainly used in classes and special functions. #### --answer-- It is a special type of object that can be looped over one item at a time. ### --question-- #### --text-- What will the following print to the console? ```py developer = 'Jessica' print(list(developer)) ``` #### --distractors-- `'J', 'e', 's', 's', 'i', 'c', 'a'` --- `{'J', 'e', 's', 's', 'i', 'c', 'a'}` --- `<'J', 'e', 's', 's', 'i', 'c', 'a'>` #### --answer-- `['J', 'e', 's', 's', 'i', 'c', 'a']` ### --question-- #### --text-- Which of the following is used to get the number of elements in a list? #### --distractors-- `list()` --- `long()` --- `length()` #### --answer-- `len()` ### --question-- #### --text-- What happens if you try to pass in an index (either positive or negative) that is out of bounds for a list? #### --distractors-- You will receive a `SyntaxError`. --- You will receive a `RangeError`. --- You will receive a `TypeError`. #### --answer-- You will receive an `IndexError`. ### --question-- #### --text-- What will be printed to the console? ```py desserts = ['Cake', 'Cookies', 'Ice Cream', 'Pie'] print(desserts[1:3]) ``` #### --distractors-- `['Cake', 'Cookies', 'Ice Cream', 'Pie']` --- `['Cake', 'Cookies']` --- `['Cake', 'Cookies', 'Cookies', 'Ice Cream']` #### --answer-- `['Cookies', 'Ice Cream']` ### --question-- #### --text-- Which of the following methods is used to add an item to the end of a list? #### --distractors-- `add()` --- `pop()` --- `push()` #### --answer-- `append()` ### --question-- #### --text-- What will be printed to the console? ```py numbers = [1, 2, 3, 4, 5] even_numbers = [6, 8, 10] numbers.extend(even_numbers) print(numbers) ``` #### --distractors-- `[2, 3, 4, 5, 6, 8, 10]` --- `[5, 6, 8, 10]` --- `[1, 2, 3, 4]` #### --answer-- `[1, 2, 3, 4, 5, 6, 8, 10]` ### --question-- #### --text-- Which of the following methods is used to insert an element at a specific index in a list? #### --distractors-- `push()` --- `add()` --- `place()` #### --answer-- `insert()` ### --question-- #### --text-- What will be printed to the console? ```py numbers = [1, 2, 3, 4, 5, 5, 5] numbers.remove(5) print(numbers) ``` #### --distractors-- `[1, 2, 3, 4]` --- `[1, 2, 3, 4, 5, 5, 5]` --- `[1, 2, 3, 4, 5]` #### --answer-- `[1, 2, 3, 4, 5, 5]` ### --question-- #### --text-- Which of the following methods is used to empty a list? #### --distractors-- `pop()` --- `empty()` --- `remove()` #### --answer-- `clear()` ### --question-- #### --text-- What is a tuple? #### --distractors-- It is a mutable data type of a random sequence of values. --- It is a special data type used to represent large numbers. --- It is a method used to add elements to a list. #### --answer-- It is an immutable ordered sequence of values. ### --question-- #### --text-- Which of the following is the correct way to unpack items from a tuple? #### --distractors-- ```py developer = ('Alice', 34, 'Rust Developer') (name, age, job) <= developer ``` --- ```py developer = ('Alice', 34, 'Rust Developer') <<name, age, job>> = developer ``` --- ```py developer = ('Alice', 34, 'Rust Developer') name, age, job == developer ``` #### --answer-- ```py developer = ('Alice', 34, 'Rust Developer') name, age, job = developer ``` ### --question-- #### --text-- What will be the result of the following code? ```py developer = ('Jane Doe', 23, 'Python Developer') del developer[1] ``` #### --distractors-- It will produce a `RangeError`. --- Nothing will happen. --- It will create an infinite loop. #### --answer-- It will produce a `TypeError`. ### --question-- #### --text-- What will be the result for the following code? ```py programming_languages = ('Rust', 'Java', 'Python', 'C++', 'Rust', 'Python') programming_languages.index('Python', 3) ``` #### --distractors-- `2` --- `6` --- `0` #### --answer-- `5` ### --question-- #### --text-- Which of the following functions is used to create a new list of the sorted values? #### --distractors-- `has_sort()` --- `sort()` --- `is_sorted()` #### --answer-- `sorted()` ### --question-- #### --text-- Which of the following is the correct way to use a `for` loop? #### --distractors-- ```py programming_languages = ['Rust', 'Java', 'Python', 'C++'] for language in programming_languages [ print(language) ] ``` --- ```py programming_languages = ['Rust', 'Java', 'Python', 'C++'] for language of programming_languages: print(language) ``` --- ```py programming_languages = ['Rust', 'Java', 'Python', 'C++'] for language in programming_languages { print(language) } ``` #### --answer-- ```py programming_languages = ['Rust', 'Java', 'Python', 'C++'] for language in programming_languages: print(language) ``` ### --question-- #### --text-- Which of the following functions is used to generate a sequence of integers? #### --distractors-- `for()` --- `int()` --- `sequence()` #### --answer-- `range()` ### --question-- #### --text-- Which of the following functions is used to iterate over multiple iterables in parallel? #### --distractors-- `map()` --- `filter()` --- `reduce()` #### --answer-- `zip()`