Starting Out with Python (4th Edition)
4th Edition
ISBN: 9780134444321
Author: Tony Gaddis
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Textbook Question
Chapter 9, Problem 7MC
The __________ dictionary method returns the value associated with a specified key. If the key is not found, it returns a default value.
a. pop ()
b. key ()
c. value ()
d. get ()
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
Exercise: Least Dictionary Value
Description
In this exercise you will find the value in
a dictionary with the least value. Least
means that the value is less than or equal to all other
values in the dictionary. Remember that the
2
Assistant Object inspector
Python Programming Assignment: Create a dictionary that takes a basketball team's information (that includes team's name and points) as parameter, creates a teams_dict and returns it. Also, create a parameter for write_file parameter that opens current results text file in write mode and writes the dictionary information to file as per format and closes the file.
Collections that store one or more key-value pairs are called ________.
Chapter 9 Solutions
Starting Out with Python (4th Edition)
Ch. 9.1 - An element in a dictionary has two parts. What are...Ch. 9.1 - Which part of a dictionary element must be...Ch. 9.1 - Suppose ' start' : 1472 is an element in a...Ch. 9.1 - Suppose a dictionary named employee has been...Ch. 9.1 - What will the following code display? stuff = {1 :...Ch. 9.1 - Prob. 6CPCh. 9.1 - Suppose a dictionary named inventory exists. What...Ch. 9.1 - What will the following code display? stuff = {1 :...Ch. 9.1 - What will the following code display? stuff = {1 :...Ch. 9.1 - What is the difference between the dictionary...
Ch. 9.1 - Prob. 11CPCh. 9.1 - Prob. 12CPCh. 9.1 - What does the values method return?Ch. 9.2 - Prob. 14CPCh. 9.2 - Prob. 15CPCh. 9.2 - Prob. 16CPCh. 9.2 - After the following statement executes, what...Ch. 9.2 - After the following statement executes, what...Ch. 9.2 - After the following statement executes, what...Ch. 9.2 - After the following statement executes, what...Ch. 9.2 - After the following statement executes, what...Ch. 9.2 - Prob. 22CPCh. 9.2 - After the following statement executes, what...Ch. 9.2 - After the following statement executes, what...Ch. 9.2 - Prob. 25CPCh. 9.2 - Prob. 26CPCh. 9.2 - After the following code executes, what elements...Ch. 9.2 - Prob. 28CPCh. 9.2 - After the following code executes, what elements...Ch. 9.2 - After the following code executes, what elements...Ch. 9.2 - After the following code executes, what elements...Ch. 9.2 - Prob. 32CPCh. 9.3 - Prob. 33CPCh. 9.3 - When you open a file for the purpose of saving a...Ch. 9.3 - When you open a file for the purpose of retrieving...Ch. 9.3 - Prob. 36CPCh. 9.3 - Prob. 37CPCh. 9.3 - Prob. 38CPCh. 9 - You can use the __________ operator to determine...Ch. 9 - You use ________ to delete an element from a...Ch. 9 - The ________ function returns the number of...Ch. 9 - You can use_________ to create an empty...Ch. 9 - The _______ method returns a randomly selected...Ch. 9 - The __________ method returns the value associated...Ch. 9 - The __________ dictionary method returns the value...Ch. 9 - The ________ method returns all of a dictionary's...Ch. 9 - The following function returns the number of...Ch. 9 - Prob. 10MCCh. 9 - Prob. 11MCCh. 9 - This set method removes an element, but does not...Ch. 9 - Prob. 13MCCh. 9 - Prob. 14MCCh. 9 - This operator can be used to find the difference...Ch. 9 - Prob. 16MCCh. 9 - Prob. 17MCCh. 9 - The keys in a dictionary must be mutable objects.Ch. 9 - Dictionaries are not sequences.Ch. 9 - Prob. 3TFCh. 9 - Prob. 4TFCh. 9 - The dictionary method popitem does not raise an...Ch. 9 - The following statement creates an empty...Ch. 9 - Prob. 7TFCh. 9 - Prob. 8TFCh. 9 - Prob. 9TFCh. 9 - Prob. 10TFCh. 9 - What will the following code display? dct =...Ch. 9 - What will the following code display? dct =...Ch. 9 - What will the following code display? dct =...Ch. 9 - What will the following code display? stuff =...Ch. 9 - How do you delete an element from a dictionary?Ch. 9 - How do you determine the number of elements that...Ch. 9 - Prob. 7SACh. 9 - What values will the following code display? (Dont...Ch. 9 - After the following statement executes, what...Ch. 9 - After the following statement executes, what...Ch. 9 - After the following statement executes, what...Ch. 9 - After the following statement executes, what...Ch. 9 - After the following statement executes, what...Ch. 9 - What will the following code display? myset =...Ch. 9 - After the following code executes, what elements...Ch. 9 - Prob. 16SACh. 9 - Prob. 17SACh. 9 - Prob. 18SACh. 9 - After the following code executes, what elements...Ch. 9 - Prob. 20SACh. 9 - Write a statement that creates a dictionary...Ch. 9 - Write a statement that creates an empty...Ch. 9 - Assume the variable dct references a dictionary....Ch. 9 - Assume the variable dct references a dictionary....Ch. 9 - Prob. 5AWCh. 9 - Prob. 6AWCh. 9 - Prob. 7AWCh. 9 - Prob. 8AWCh. 9 - Prob. 9AWCh. 9 - Prob. 10AWCh. 9 - Assume the variable dct references a dictionary....Ch. 9 - Write code that retrieves and unpickles the...Ch. 9 - Course information Write a program that creates a...Ch. 9 - Capital Quiz The Capital Quiz Problem Write a...Ch. 9 - File Encryption and Decryption Write a program...Ch. 9 - Unique Words Write a program that opens a...Ch. 9 - Prob. 5PECh. 9 - File Analysis Write a program that reads the...Ch. 9 - World Series Winners In this chapters source code...Ch. 9 - Name and Email Addresses Write a program that...Ch. 9 - Blackjack Simulation Previously in this chapter...Ch. 9 - Word Index Write a program that reads the contents...
Additional Engineering Textbook Solutions
Find more solutions based on key concepts
What are the design issues for character string types?
Concepts of Programming Languages (11th Edition)
Define each of the following terms: determinant functional dependency transitive dependency recursive foreign k...
Modern Database Management
The following C++ program will not compile because the lines have been mixed up. cout Success\n; cout Success...
Starting Out with C++ from Control Structures to Objects (9th Edition)
When a selector name starts with a period in a JavaFX CSS style definition, it means the selector corresponds t...
Starting Out with Java: Early Objects (6th Edition)
Computers process data under the control of sets of instructions called
Java How To Program (Early Objects)
Are reflex actions (such as flinching from a hot stove) rational? Are they intelligent?
Artificial Intelligence: A Modern Approach
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, computer-science and related others by exploring similar questions and additional content below.Similar questions
- Searching - a user should be able to search by ID or by item name create only one menu item for searching a user should be able to enter the name of the item using any case, (for example, sTRolleR) you may wish to store items in all lower/upper case to expedite the search write one search function that can search by ID and name and goes through the array of structs/objects only once show the entire record if found or an appropriate message if not Sorting - sort by any field write one function to sort by any field using a parallel array of pointers use Bubble Sort is not the most effective but the easiest to modify. do not copy and paste sort code five times into the same function. sorting using pointers is faster because you have to swap pointers only, which are normally stored in 4 bytes each; it also allows you to preserve the original order of the items If you choose to have a submenu, a submenu must have an option to go back to the previous menu or main menu if a user got…arrow_forwarddef print_main_menu(menu): """ Given a dictionary with the menu, prints the keys and values as the formatted options. Adds additional prints for decoration and outputs a question "What would you like to do?" """ if __name__ == "__main__": the_menu = {} # TODO 1: add the options from the instructions opt = None while True: # print_main_menu(...) # TODO 1: uncomment, define the function, and call with the menu as an argument print("::: Enter an option") opt = input("> ") if opt == ...: # TODO 2: make Q or q quit the program print("Goodbye!\n") break # exit the main `while` loop else: if ...: # TODO 3: check of the character stored in opt is in the_menu dictionary print(f"You selected option {opt} to > {the_menu[opt]}.") else: print(f"WARNING: {opt} is an invalid option.\n")arrow_forwardTrus or false: The back_inserter iterator always causes the new elements to be inserted following the existing ones.arrow_forward
- import are as are# A dictionary for the simplified dragon text game# The dictionary links a room to other rooms.rooms = {'Great Hall': {'South': 'Bedroom'},'Bedroom': {'North': 'Great Hall', 'East': 'Cellar'},'Cellar': {'West': 'Bedroom'}}location = 'Great Hall' # set starting room# Based on the start room (a key), what is the corresponding dictionary value?print("\n", rooms[location])# Available directionsprint(rooms[location].keys())print(*rooms[location].keys())# Available roomsprint(rooms[location].values())print(*rooms[location].values())direction = ['South', 'North', 'East', 'West']# game loopwhile direction != "exit":print('\nYou are in the',location)possible_moves = rooms[location].keys()print('possible moves', *possible_moves)direction = input("Which direction should I go?").strip().lower()print('You chose to go:', direction)I am supposed to make a program to be able to move from room to room in python, and exit, how do I finish this is as far as I have completedarrow_forwardPython coding language Create a static dictionary with a number of users and with the following values: First name Last name Email address Password Ask the user for: 5. Email address 6. Password Loop (for()) through the dictionary and if (if()) the user is found print the following: 7. Hello, first name last name you have successfully logged in 8. Notify the user if the password and email address are wrong 9. Additional challenge: if you want the program to keep asking for a username and password when the combination is wrong, you will need a while() loop. 10. Save the file as assignment03yourlastname.pyarrow_forwardState True/False: A set may contain a specific value more than once, however, only unique value will be stored. True Falsearrow_forward
- Exo12: krute an algorithm that looks up a word entered on the keyboard in a dictionary. The dictionary is assumed to be coded in a table filled and sorted.arrow_forwardA Dictionary object’s Remove method returns an integer indicating the number of elements that were removed. Question 48 options: True Falsearrow_forwardCreate a static dictionary with a number of users and with the following values: First name Last name Email address Password Ask the user for: 5. Email address 6. Password Loop (for()) through the dictionary and if (if()) the user is found print the following: 7. Hello, first name last name you have successfully logged in 8. Notify the user if the password and email address are wrong 9. Additional challenge: if you want the program to keep asking for a username and password when the combination is wrong, you will need a while() loop. 10. Save the file as assignment03yourlastname.pyarrow_forward
- 8. Name and Email Addresses Write a program that keeps names and email addresses in a dictionary as key-value pairs. The program should display a menu that lets the user look up a person’s email address, add a new name and email address, change an existing email address, and delete an existing name and email address. The program should pickle the dictionary and save it to a file when the user exits the program. Each time the program starts, it should retrieve the dictionary from the file and unpickle it.arrow_forwardFile Welcome to OOPII_PizzaMania Each Topping: $150 Pizza Size Pizza Type O Tomato O small: $25.00 O Thin Crust O Green Pepper Medium: $50.00 Medium Crust O Black Olives O Large: $75.00 Crust Lover O Mushrooms O Family: $130.00 O Extra Cheese O Members Card O Pepperoni Sausage Place Order Your Order Details Print All Orders Use any language Is it possible to store each pizza into an ArrayList and then print all the pizzas created when the "Print All Orders" is clicked? For example if user1 Selects a small pizza with the toppings, tomato and pepperoni and a crust type of thin crust. And user2 selects a medium pizza, with toppings, extra cheese and green peppers and a medium crust. How would I place these two orders into an Array List and then print them using the "Print All Orders"?arrow_forwardAssume the variable dct references a dictionary. Write an if statement that determines whetherthe key 'Jim' exists in the dictionary. If so, delete 'Jim' and its associated value.arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
- Microsoft Visual C#Computer ScienceISBN:9781337102100Author:Joyce, Farrell.Publisher:Cengage Learning,EBK JAVA PROGRAMMINGComputer ScienceISBN:9781337671385Author:FARRELLPublisher:CENGAGE LEARNING - CONSIGNMENTProgramming with Microsoft Visual Basic 2017Computer ScienceISBN:9781337102124Author:Diane ZakPublisher:Cengage Learning
Microsoft Visual C#
Computer Science
ISBN:9781337102100
Author:Joyce, Farrell.
Publisher:Cengage Learning,
EBK JAVA PROGRAMMING
Computer Science
ISBN:9781337671385
Author:FARRELL
Publisher:CENGAGE LEARNING - CONSIGNMENT
Programming with Microsoft Visual Basic 2017
Computer Science
ISBN:9781337102124
Author:Diane Zak
Publisher:Cengage Learning
Dictionaries - Introduction to Data Structures (Episode 8); Author: NullPointer Exception;https://www.youtube.com/watch?v=j0cPnbtp1_w;License: Standard YouTube License, CC-BY