AP Computer Science A FRQ Room

Agricultural Field Monitor

Implement the applyVegetationFilter method in the AgriculturalFieldMonitor class to classify crop he

Agricultural Land Analysis

Implement a method to identify the 2x2 submatrix with the highest total crop yield in an agricultura

Airline Reservations System

This question involves designing an AirlineReservations class to manage seat reservations on an airp

Airline Ticket Price Calculator

This question involves calculating airline ticket prices. You will implement methods to compute the

Animal Sounds Hierarchy

Design an animal sounds system using inheritance and polymorphism. Create an abstract Animal class w

Apartment Class Design

Implement the Apartment class as described above.

ArrayStatistics Utility Class

Implement the ArrayStatistics class as described below.

ArrayUtilities Class

This question involves designing an ArrayUtilities utility class for performing operations on intege

Art Collection Organizer

This question involves organizing an art collection by the year each piece was created. You will imp

Autonomous Vacuum Cleaner

This question involves simulating an autonomous vacuum cleaner navigating a room represented as a 2D

Bank Account Fee Calculator

Develop a bank account fee calculator using inheritance. Create an abstract BankAccount class with a

Bank Account Manager

This question requires you to compute interest on a set of bank accounts. You will implement methods

Bank Transaction Analyzer

Analyze bank transactions by summing deposits and withdrawals from an array of transaction amounts.

Bank Transaction Monitor

This question involves designing a BankTransactionMonitor class to process a series of bank transact

Bank Transaction Processor

This question simulates processing transactions within a bank. The TransactionProcessor class manage

BattleGrid Analysis

In this question, you will analyze a battleship board represented as a 2D array. Implement methods i

Battleship Navigation

This problem involves simulating the navigation of a battleship through an ocean grid with obstacles

Beverage Preparation Hierarchy

Design a class hierarchy for beverage preparation.

Bike Sharing System

This question simulates a bike-sharing system. The BikeShare class maintains a HashMap to track the

Book Collection Manager

This question involves designing a BookCollection class for managing a collection of books, includin

Book Inventory Manager

This question asks you to design a Book class to manage book details in an inventory system.

Bookstore Inventory Organizer

This FRQ focuses on organizing bookstore inventory data. You will implement methods to sort book tit

Bus Route Scheduler

This question simulates managing a bus route schedule. You will implement methods to search for a bu

CalendarEvent

Design a CalendarEvent class that manages events scheduled by date and time.

Campus Map Building Finder

The CampusMap class represents a campus using a 2D char array where each character represents a buil

Campus Map Path Finder

This question involves analyzing a campus map represented as a 2D array. Implement methods in the Ca

Car Rental Service

This question asks you to design a CarRental class to model a car available for rent.

ChessKnight Moves

This question involves calculating all possible moves for a knight on a chessboard from a given posi

City Traffic Congestion

Develop a City Traffic Congestion analyzer to filter intersections with high delays and compute the

City Traffic Grid Analysis

This question uses a 2D character array representing a city traffic grid, where 'C' indicates a car

City Weather Report

This question asks you to design a CityWeather class to represent weather reports for a city.

ComplexNumberOperations Utility Class

Implement the ComplexNumberOperations class as described below.

Concert Ticket

This question asks you to design a ConcertTicket class to represent tickets for a concert event.

Conference Attendee Finder

Design search methods to locate conference attendees by their badge numbers using linear and binary

Container Shipping Scheduler

This question simulates scheduling container shipments in a logistics system. The ShippingScheduler

Course Enrollment Hierarchy

Design a class hierarchy for course enrollments.

Course Enrollment Sorter

Develop methods to sort courses by enrollment numbers using selection sort and merge sort.

CreditCardFormatter Utility Class

Implement the CreditCardFormatter class as described below.

Cuisine Dish Preparation Hierarchy

Design a class hierarchy for cuisine dish preparation.

Cybersecurity Intrusion Detector

This question involves detecting potential intrusions by validating IP addresses. You will implement

DataEncryption Utility Class

Implement the DataEncryption class as described below.

Digital Mosaic Generator

Develop methods in the DigitalMosaicGenerator class to create a mosaic effect by computing block ave

Digital Poster Editor

Enhance the digital poster editing experience by implementing brightness adjustment and horizontal m

DigitalArt: Invert Colors

This question involves designing the DigitalArt class to invert the colors of a grayscale image. Imp

Drone Delivery Navigation

This question simulates route planning for drone delivery. You will implement methods to compute the

Dynamic Shopping Cart Simulator

This question simulates an online shopping cart scenario in which you must implement methods to dyna

E-commerce Order Management

Develop an e-commerce order management system using inheritance. Create an abstract Order class with

E-commerce Order System

This question simulates processing customer orders in an e-commerce environment. The OrderProcessor

E-commerce Order Tracker

Manage e-commerce orders by identifying high-value orders and applying discounts to applicable order

E-Commerce Price Analyzer

This FRQ involves processing product prices for an e-commerce platform. You will implement methods t

E-Commerce Product Sorter

Implement the sortProductsByName and searchProductByName methods in the ProductSorter class.

Earthquake Intensity Map Analyzer

This question requires scanning a 2D array representing earthquake intensity readings to identify hi

ECommerceOrderTracker

Design an ECommerceOrderTracker class that manages orders and tracks their statuses.

Educational Institution Application

Design an educational institution application system using inheritance. Create an abstract Instituti

Election Ballot Organizer

This question involves organizing election ballots by sorting them with two different algorithms. Yo

Election Vote Counter

Implement the sortCandidatesByName and searchCandidateByName methods in the VoteCounter class.

Elevator Simulation

This question simulates an elevator system. The ElevatorSystem class tracks the current floor of an

Emergency Alerts Hierarchy

Design a class hierarchy for an emergency alert system.

Employee Class Design

Implement the Employee class as described above.

Employee Records Search

This FRQ involves managing employee records represented as strings. You will implement methods to so

Employee Salary System

Design an employee salary system using inheritance. Create an abstract Employee class with an abstra

EncryptionHelper Class

This question involves designing an EncryptionHelper utility class that performs simple Caesar ciphe

Environmental Impact Calculator

This question involves implementing an ImpactCalculator class to compute the carbon footprint of var

Environmental Sensor Readings

Develop a sensor reading system using inheritance. Create an abstract Sensor class with an abstract

Environmental Sensor Readings

Design an Environmental Sensor Readings analyzer to filter valid readings and compute standard devia

Event Scheduler

This question involves designing an EventScheduler class to manage and organize events on a timeline

Event Scheduling Simulator

Manage event schedules by detecting conflicts and removing conflicting events.

EventTicketing

Design an EventTicketing class that manages events and tracks ticket sales.

Factory Production Line Monitor

The ProductionMonitor class records machine outputs on a factory floor using a 2D integer array. Imp

Farm Crop Yield Predictor

This question involves predicting crop yield across multiple fields. You will implement methods to c

FileProcessor Class

This question involves designing a FileProcessor utility class that deals with text file content pro

FileStatistics Class

This question involves designing a FileStatistics utility class for computing statistical informatio

Financial Portfolio Manager

This question involves designing a FinancialPortfolioManager class to track and analyze a portfolio

Financial Stock Analyzer

This question simulates analysis of stock price data. The StockAnalyzer class processes an array of

Financial Transaction Processor

Implement the sortTransactionsById and searchTransactionById methods in the TransactionProcessor cla

Fitness Tracker

This question asks you to design a FitnessTracker class to represent the data collected by a wearabl

Fitness Tracker Data

Create a Fitness Tracker Data analyzer to compute minimum steps and summary statistics.

Fitness Tracker Data Analyzer

This question requires you to develop a FitnessTracker class that processes daily step counts record

FitnessTracker

Design a FitnessTracker class that logs workout sessions and provides summary statistics.

Flight Booking System

Implement the sortBookingsByDeparture and searchBookingByFlightNumber methods in the FlightBookingSy

Flight Class Design

Implement the Flight class as described above.

Flight Reservation System

This question involves designing a FlightReservation class to manage seat bookings, cancellations, a

Flight Seating Planner

This question involves planning seating on a flight, using a 2D array to represent seat availability

Flight Status Tracker

This question involves designing a FlightStatusTracker class to monitor and report the status of var

ForestFire: Spread Simulation

This question involves designing the ForestFire class to simulate the spread of fire in a forest rep

Fuel Consumption Tracker

Analyze fuel consumption readings by removing outlier values and computing the average consumption.

Game Level Map Editor

Implement the rotateLevel method in the LevelEditor class to rotate a game level map 90 degrees.

Game of Life Pattern Detector

This question requires scanning a 2D array representing a Game of Life board to count the live neigh

Game Score Tracker

This question involves implementing a ScoreTracker class to update game scores and retrieve the high

GameBoardMirror: Invert Puzzle Board

This question involves designing the GameBoard class for a sliding puzzle game. Implement the mirror

Garden Layout Analyzer

This question requires scanning a 2D array representing a garden to analyze plant distribution patte

Garden Layout Planner

This question involves planning a garden layout represented as a 2D grid and evaluating sprinkler co

Garden Plot Watering Scheduler

This question involves managing a garden plot represented as a 2D array. Implement methods in the Ga

Gardening Tool Hierarchy

Design a class hierarchy for gardening tools.

Geometric Shapes Hierarchy

Design a class hierarchy for calculating the area of geometric shapes.

GeometryHelper Utility Class

Implement the GeometryHelper class as described below.

HeatMap: Smoothing and Normalization

This question involves designing the HeatMap class to process a 2D array of temperature readings. Im

Hospital Floor Navigator

This question involves navigating the complex layout of a hospital floor represented as a 2D grid. Y

Hospital Patient Management

Implement the sortPatientsByName and searchPatientByName methods in the PatientManager class.

Hospital Patient Queue

Write two search methods to find patients by emergency level in a hospital queue.

Hospital Patient Record Management

This FRQ involves processing patient waiting times in a hospital. You will implement methods to sort

Hospital Patient Wait Times

Develop a Hospital Patient Wait Times analyzer to filter critical waits and compute the average wait

HTTPStatusHelper Class

This question involves designing an HTTPStatusHelper utility class that maps HTTP status codes to th

Image Edge Enhancer

Implement a method in the ImageEditor class that enhances the edges in an image by applying an edge

Image Filter Application

In this question, you will work with a grayscale image represented as a 2D array of pixel values. Im

Image Rotator

Develop methods in the ImageEditor class to rotate an image by 90 degrees and 180 degrees.

ImageFlipper: Horizontal Flip

This question involves designing an ImageFlipper class to perform a horizontal flip on a 2D array re

ImageRotator: 90-Degree Clockwise Rotation

This question involves designing an ImageRotator class that rotates a 2D array representing an image

Inventory Item

This question asks you to design an InventoryItem class to represent an item in a store's inventory.

Inventory Item Locator

This question involves searching for items in an inventory system. You will implement the searchItem

Inventory Management System

Manage an inventory by removing expired items and computing the total value of the remaining stock.

Inventory Manager

This question involves designing an InventoryManager class for managing stock levels in a retail set

Inventory Manager

This question simulates inventory management in a warehouse. The Inventory class tracks items and th

InventoryFormatter Class

This question involves designing an InventoryFormatter utility class that formats inventory data int

Leaderboard Manager

Design a Leaderboard class that dynamically manages player scores and rankings.

Library Book Finder

This question simulates a library system that retrieves books by their ISBN. You will complete the f

Library Book Sorter

Implement two methods to sort library books by title using Bubble Sort and Insertion Sort.

Library Catalog

This question involves designing a LibraryCatalog class to manage a collection of books in a library

Library Item Checkout Hierarchy

Design a class hierarchy for library item checkout.

Library Item Management

Design a library item management system using inheritance. Create an abstract LibraryItem class with

Library Locator

Implement a method to locate the nearest library in a 2D city map grid.

Library Shelf Arrangement

The LibraryShelves class manages book placements on shelves using a 2D String array, where non-empty

LibrarySystem

Design a LibrarySystem class that manages book inventory and tracks book lending.

Local Event Scheduler

This question involves implementing an EventScheduler class to manage community events by adding and

MathUtil Class

This question involves designing a MathUtil utility class that provides several mathematical computa

Matrix Sum Calculator

This question involves writing methods to compute the sums of each row and column in a given matrix.

MatrixOperations Utility Class

Implement the MatrixOperations class as described below.

MazeRobot Navigation

This question involves managing a MazeRobot that navigates a 2D grid maze with obstacles. You will i

Medical Imaging Tumor Scanner

This question requires scanning a 2D array representing an image to detect tumor regions based on pi

Mining Sensor Data Processor

This question involves designing a SensorData class that processes quantitative readings from mining

Mobile Phone

This question asks you to design a MobilePhone class to model a smartphone.

Movie Class Design

Implement the Movie class as described above.

Movie Database Search

This question involves searching for movies by rating in a movie database. You will implement the se

Movie Rating Aggregator

This question involves writing a MovieRatingAggregator class that collects and processes movie ratin

Movie Recommendation Engine

This question simulates a movie recommendation system. The MovieRecommender class stores movie title

Movie Theater Seat Reservation

This question examines seating arrangements in a movie theater using a 2D array. Implement methods i

Movie Ticket Sorter

Develop methods to sort movie showings by start time using selection sort and merge sort.

Music Playlist Duration Analyzer

Develop a Music Playlist Duration Analyzer to filter short tracks and compute total duration.

Music Playlist Organizer

Implement the sortPlaylistAlphabetically and searchSongByTitle methods in the PlaylistOrganizer clas

Music Playlist Simulator

This question involves developing a method to simulate a music playlist using an ArrayList. You will

MusicTrack Class Design

Implement the MusicTrack class as described above.

Network Packet Analyzer

This question involves analyzing network packet latencies using array processing techniques. You wil

Ocean Floor Depth Mapping

The DepthMapper class records ocean floor depths in a 2D double array. Implement methods to determin

Office Layout Navigation

This problem simulates an employee navigating through an office layout grid to find the exit.

Office Temperature Monitor

Implement a method to detect potential hot zones in an office by scanning for 2x2 submatrices where

Online Course Enrollment

This FRQ deals with managing course enrollment numbers for online classes. You will implement method

Online Course Feedback Analyzer

Implement the sortFeedbackScores and searchFeedbackScore methods in the FeedbackAnalyzer class.

Online Quiz System

This question involves implementing a QuizManager class to manage quiz questions, add new questions,

Online Review Analyzer

Design an Online Review Analyzer to filter positive reviews and compute the average rating.

Online Shopping Cart

This question asks you to design a ShoppingCart class to model a shopping cart in an online store.

Online Shopping Cart

This question involves managing an online shopping cart. You will implement methods to compute the t

Online Store Feedback Analyzer

Develop an Online Store Feedback Analyzer to filter valid feedback and compute the median rating.

Pac-Man Maze Simulation

This problem involves simulating Pac-Man's movement in a maze to collect pellets.

Parcel Delivery Optimization

This FRQ involves the management of parcel weights in a delivery system. You will implement methods

Park Ranger Monitoring Layout

This question involves calculating the number of trees visible from a given point in a park layout r

Parking Lot Grid Management

The ParkingLot class models a parking lot using a 2D boolean array where true indicates an occupied

Parking Lot Manager

This question simulates a parking lot management system. The ParkingLot class manages a grid of park

Parking Lot Occupancy Tracker

This question involves determining occupancy information for a parking lot represented as a 2D array

ParkingLotManager

Design a ParkingLotManager class that tracks parked cars and available parking spots.

PasswordGenerator Utility Class

Implement the PasswordGenerator class as described below.

Payment Processing Hierarchy

Design a class hierarchy for processing payments.

PixelArt: Color Quantization

This question involves designing the PixelArt class to perform color quantization on an image. Imple

Planet Surface Rover Simulator

This question involves simulating a rover navigating the surface of a planet represented as a 2D gri

Plant Growth Analysis

Design a plant growth analysis system using inheritance. Create an abstract Plant class with an abst

PolynomialUtils Class

This question involves designing a PolynomialUtils utility class to evaluate polynomials using stati

Product Inventory System

This FRQ simulates a product inventory system. You will implement methods to sort an ArrayList of pr

Product Price Sorter

Design and implement two sorting methods to order a list of products by price.

Production Quality Control

Assess production quality by counting defective items and identifying their indices.

Public Transit Scheduler

This question involves creating a TransitScheduler class to determine bus arrival times and update b

QR Code Processor

Implement methods for processing QR code images by reducing noise and flipping the code vertically.

Recipe Ingredient Calculator

This question simulates scaling recipe ingredients for different serving sizes. The RecipeCalculator

RecipeOrganizer

Design a RecipeOrganizer class that manages a collection of recipes and their ingredients.

Reservation System

This question involves designing a ReservationSystem class to manage seat reservations for a venue.

Restaurant Menu Sorter

This question involves sorting a restaurant menu by price. You will implement the sortMenuByPrice me

Restaurant Order Processor

This question involves processing restaurant orders by computing the total cost of items in an order

Restaurant Order System

This question asks you to design a RestaurantOrder class to manage orders in a restaurant.

Retail Inventory Empty Shelf Detector

Implement a method to check which rows in a retail inventory grid are completely empty.

Retail Mall Floor Plan Analyzer

Implement a method to detect a cluster of food court cells in a retail mall floor plan grid.

Retail Sales Analyzer

Develop a Retail Sales Analyzer to filter low sales and compute sales statistics.

Road Trip Planner

This question involves creating a RoadTripPlanner class that manages an ArrayList of stops (location

Robot Vacuum Floor Scanner

This question requires scanning a 2D array representing a home floor plan to simulate a robot vacuum

Satellite Image Analyzer

Enhance the analysis of satellite imagery by implementing methods to flip an image horizontally and

Score Analyzer

This question involves implementing the ScoreAnalyzer class to compute average scores and count the

Seating Arrangement Checker

This question involves checking seating arrangements represented as a 2D array. Implement methods in

Seating Chart Organizer

This question involves analyzing a theater seating chart represented by a 2D boolean array, where tr

Sensor Data Noise Filter

This question involves developing methods for a SensorFilter class to remove noise from sensor data.

Sewer System Map Mapper

This question involves mapping an underground sewer system represented as a 2D grid. You will implem

Smart City Parking Assistant

This question involves managing parking spot assignments in a smart city environment. You are to imp

Smart Home Energy Monitor

This question involves developing a smart home energy monitor that computes energy consumption. Impl

Smart Home Sensor Data Manager

This question involves managing sensor data in a smart home system. You will implement methods to so

Smartphone Class Design

Implement the Smartphone class as described above.

Soccer Field Tactics Simulator

This question involves determining if a clear path exists between two points on a soccer field repre

Soccer League Ranking

This question involves managing a soccer league. You will implement methods for the SoccerLeague cla

Social Media Analytics

This FRQ centers on social media post analytics. You will implement methods to sort post 'like' coun

Social Media Feed Analyzer

This question involves developing a SocialMediaFeedAnalyzer class that processes an array of like co

Social Media Post

This question asks you to design a SocialMediaPost class to represent posts on a social media platfo

Social Media Post Analyzer

This question examines the analysis of social media posts for specific hashtags. The PostAnalyzer cl

Social Media Post Analyzer

Determine the index of the most liked social media post from an array of like counts.

Social Media Post Scheduler

This question involves designing a PostScheduler class to manage the scheduling of social media post

Social Media Post Summaries

Design a social media content system using inheritance. Create an abstract Post class with an abstra

Space Explorer Grid

This problem simulates a space explorer navigating a sector grid of space filled with obstacles and

Sports Equipment Hierarchy

Design a class hierarchy for modeling sports equipment usage.

Sports Team Player Evaluation

Develop a sports team player evaluation system using inheritance. Create an abstract Player class wi

Sports Team Ranking

This question involves ranking sports teams by their number of wins. You will implement the selectio

Sports Team Stats

Update player statistics by adjusting scores and identifying the highest scorer.

SportsTeam Class Design

Implement the SportsTeam class as described above.

StatisticsHelper Class

This question involves designing a StatisticsHelper utility class to compute basic statistical metri

StringManipulator Utility Class

Implement the StringManipulator class as described below.

Student Record

This question asks you to design a Student class to record student information.

Student Record System

This question simulates the management of student records. The StudentRecords class maintains parall

Student Records Processor

This question simulates processing student records using two different search methods: linear search

Student Search Database

Implement linear and binary search methods to locate a student record by ID in a database.

Submarine Sonar Anomaly Detector

Implement a method to detect a linear anomaly pattern in submarine sonar data represented as a 2D gr

Sudoku Validator

This question requires you to validate rows and columns in a Sudoku board represented as a 2D array.

Survey Data Processor

Analyze survey responses by computing frequency distribution and determining the most common respons

TaskManager

Design a TaskManager class that tracks tasks and their completion status for project management.

TeamStats

Implement methods to sort sports teams by their win-loss records and search for a team by name.

Temperature Grid Analysis

This question involves analyzing a 2D array of temperature readings from various sensors. Complete t

TemperatureConverter Utility Class

Implement the TemperatureConverter class as described below.

Terrain Map Editor

Implement methods to process a terrain map represented as a 2D array by flipping it vertically and s

TextStatistics Class

This question involves designing a TextStatistics utility class that analyzes text data using static

Thermal Image Converter

Implement a method in the ThermalImageConverter class to normalize thermal data to a 0-255 scale usi

Ticket Booking System

This question simulates a seat booking system for events. The TicketBooking class manages a two-dime

Traffic Accident Analyzer

This question involves implementing an AccidentAnalyzer class to process accident reports and comput

Traffic Flow Analyzer

This question involves developing a TrafficFlowAnalyzer class to evaluate traffic data collected by

Traffic Grid Simulator

This problem involves developing a simulation for vehicle movement within a city traffic grid.

Traffic Light Simulator

Adjust traffic light timings by adding bonus seconds to those below a given threshold.

Traffic Light Timing

This question involves implementing a TrafficLightController class to manage traffic light state cha

TrafficMap: Route Highlighter

This question involves designing the TrafficMap class to highlight a route on a city grid represente

Transportation Ticket Pricing Hierarchy

Design a class hierarchy for transportation tickets.

Transportation Ticketing System

Design a ticketing system using inheritance. Create an abstract Ticket class with an abstract method

Travel Itinerary

This question asks you to design a TravelItinerary class to represent a planned travel schedule.

Underwater Volcano Detector

This question requires scanning a 2D array representing ocean floor elevation to identify volcano pe

University Course

This question asks you to design a UniversityCourse class to represent a course offered at a univers

Urban Building Cluster Analyzer

This question requires scanning a 2D array representing a city map to count clusters of a specified

Vehicle Hierarchy System

Design a vehicle hierarchy using inheritance and polymorphism. Create an abstract Vehicle class and

VehicleTracker

Design a VehicleTracker class that maintains and updates vehicle locations for logistics.

VideoGame Class Design

Implement the VideoGame class as described above.

Virtual Garden Layout Analyzer

Implement a method to count the number of contiguous plant regions in a garden layout grid.

Weather Data Analysis

This question involves analyzing weather temperature data using sliding window techniques. You will

Weather Data Analysis

This FRQ focuses on using an ArrayList of temperature readings. You will implement methods to sort t

Weather Data Analyzer

This question simulates analyzing daily weather data. The WeatherAnalyzer class processes an array o

Weather Data Analyzer

This question involves analyzing weather temperature data. You are to implement methods to compute t

Weather Data Analyzer

Implement methods to process weather station data by sorting stations by temperature and searching f

Weather Station Data Analyzer

This question involves analyzing weather station data records. You will implement methods to sort te

WeatherData Analyzer

This question involves designing a WeatherDataAnalyzer class to manage daily weather measurements an

WeatherMap: Temperature Gradient

This question involves designing a WeatherMap class to apply a temperature gradient to a 2D array re

WeatherReport Class Design

Implement the WeatherReport class as described above.

Wildlife Herd Counter

Implement a method to count the number of distinct animal herds in a wildlife tracking grid.

Wildlife Tracking System

Create a Wildlife Tracking System to manage animal species and their sighting counts.