One and Two Dimensional Arrays

Hannah is organizing her bookshelf and wants to store books of the same genre together. What is an array?

• A type of loop

• A data structure to store similar items

• A mathematical equation

• A type of variable

Luna is organizing her bookshelf and wants to know the index of the first book in a one-dimensional array of books. What is the index of the first book?

• 0

• 1

• 10

• 9

Evelyn is organizing a bookshelf with 10 books in a single row. What is the index of the last book on the shelf?

• 0

• 1

• 10

• 9

Scarlett wants to organize her book collection by creating a list in pseudocode. How would you declare a one-dimensional array to help her?

Ava is organizing a small event and needs to keep track of the number of attendees each day for 10 days. Write a short program in Python to declare and populate a one-dimensional array with the number of attendees for each day using a for loop.

Zoe is organizing her bookshelf and wants to categorize her books by genre and author. What data structure can she use to store this information in a two-dimensional format?

• A type of loop

• A data structure to store similar items

• A mathematical equation

• A type of variable

Liam is organizing his bookshelf and wants to represent the arrangement of books in a two-dimensional array in pseudocode. How should he represent it?

• With square brackets

• With curly brackets

• With parentheses

• With angle brackets

Aiden is organizing a seating chart for a school event. How would you declare a two-dimensional array in pseudocode to represent the seating arrangement?

Hannah is organizing her bookshelf. Which of the following is an example of a one-dimensional array?

• days = ('Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday', 'Sunday')

• my_list = [1, 2, 3, 4, 5]

• person = {'name': 'John', 'age': 25, 'address': '123 Main St'}

• my_table = [[1, 2, 3], [4, 5, 6], [7, 8, 9]]

Noah is organizing his books on a shelf. Which of the following is an example of a two-dimensional array?

• days = ('Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday', 'Sunday')

• my_list = [1, 2, 3, 4, 5]

• person = {'name': 'John', 'age': 25, 'address': '123 Main St'}

• my_table = [[1, 2, 3], [4, 5, 6], [7, 8, 9]]