AP Computer Science A FRQ Room

Agricultural Field Monitor

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

Ant Colony Simulation

This problem simulates the movement and pheromone updating of an ant colony on a terrain grid.

ArrayStatistics Utility Class

Implement the ArrayStatistics class as described below.

Art Exhibit

This question asks you to design an ArtExhibit class to represent an art exhibition show.

Bank Account

This question requires you to design a BankAccount class that models a simple bank account.

Bank Account Manager

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

Bank Transaction Analyzer

Implement search methods to analyze bank transactions by amount and transaction ID.

Bank Transaction Processor

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

Bank Transaction Summarizer

Design a Bank Transaction Summarizer to sum deposits and filter withdrawals.

BankAccount Class Design

Implement the BankAccount class as described above.

Battlefield Strategy Grid

This question involves determining line-of-sight on a battlefield grid to decide if a unit can attac

Battleship Board Analysis

This question involves a simplified Battleship game board represented by a 2D char array. In this bo

Battleship Board Scanner

This question requires scanning a 2D array representing a Battleship game board to identify ship clu

Battleship Navigation

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

Bike Sharing System

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

Blueprint Analyzer

Develop methods in the BlueprintAnalyzer class to rotate a blueprint 90 degrees and to check if it i

Book Catalog Manager

Design a Book Catalog Manager to search for books by author and compute the average publication year

Book Class Design

Implement the Book class as described above.

Book Collection Manager

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

Book Collection Organizer

This question involves managing a book collection using an ArrayList. You will implement methods to

Book Inventory Manager

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

BudgetTracker

Design a BudgetTracker class that helps manage expenses by category.

Building Evacuation Plan

This question involves developing an evacuation plan for a building modeled as a 2D grid. You will i

Calendar Event Conflict Resolver

This question involves developing methods for a CalendarScheduler class that manages event schedulin

CalendarEvent

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

Campus Navigation Helper

This question involves finding the shortest route on a campus map represented as a 2D grid. You will

Chat Message Thread Organizer

This question involves processing chat messages recorded in a forum thread. You will implement metho

ChatBot Response System

This question involves designing a ChatBotResponseSystem class to simulate basic conversational resp

ChatRoom

Design a ChatRoom class that simulates a messaging environment for users.

Chess Board Analyzer

This EXTREME question involves analyzing a chess board represented as a 2D array. Implement methods

Chess Knight Moves

This problem involves simulating the moves of a knight on a chessboard.

City Grid Energy Consumption Analyzer

Implement a method to identify a high energy consumption area in a city grid by detecting a submatri

City Metro Routing

This question involves developing methods for a MetroRouter class that assists in finding optimal tr

City Public Library Reservation System

Implement the sortReservationsByUserId and searchReservationByUserId methods in the LibraryReservati

City Traffic Grid Analysis

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

Classroom Seating Analyzer

This question requires scanning a 2D array representing classroom seating to determine the size of t

Container Shipping Scheduler

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

Converter Class

This question involves designing a Converter utility class for converting between various units usin

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.

Crop Health Analyzer

This question requires scanning a 2D array representing a farm field's crop health indices to evalua

Cryptography Tool

This question simulates a simple cryptography tool that uses a Caesar cipher to encrypt messages. Th

Cuisine Dish Preparation Hierarchy

Design a class hierarchy for cuisine dish preparation.

Data Encryption Simulator

This question simulates a simple data encryption system using a Caesar cipher. You will implement me

DateCalculator Utility Class

Implement the DateCalculator class as described below.

Digital Elevation Map Analyzer

This question involves analyzing a digital elevation map represented by a 2D array of integers. You

Digital Image Edge Detector

Implement a method to detect an edge in a digital image represented as a 2D array of pixel brightnes

Digital Library Borrowing Data

This FRQ involves analyzing borrowing data from a digital library. You will implement methods to sor

Digital Mosaic Generator

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

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

Drone Delivery System

This problem simulates a drone delivery system that navigates through a city grid with obstacles.

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 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

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 Results Processor

This question involves implementing an ElectionResults class to tally votes and determine the winnin

Election Vote Counter

Implement the sortCandidatesByName and searchCandidateByName methods in the VoteCounter class.

Election Vote Tally

This question involves tallying votes from multiple precincts stored in a 2D array. Implement method

Elevator Simulation

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

Emergency Response Routing

This problem simulates the planning of an emergency response route on a city grid.

Employee Payroll

This question asks you to design an Employee class to manage payroll information.

Employee Record Finder

Sort employee records by salary and implement a binary search method to locate an employee by salary

Employee Records Search

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

Employee Salary Calculation Hierarchy

Design a class hierarchy to compute employee salaries.

Employee Salary System

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

Employee Schedules Organizer

Implement the sortShifts and searchShift methods in the EmployeeSchedule class.

Employee Timesheet Processor

This question involves implementing a TimesheetProcessor class to compute total work hours and ident

EncryptionHelper Class

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

Energy Consumption Tracker

Design an Energy Consumption Tracker to filter erroneous readings and compute peak consumption.

Environmental Sensor Data Analyzer

Implement the sortReadings and findFirstOutlier methods in the SensorDataAnalyzer class.

Environmental Sensor Readings

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

Event Registration System

This FRQ focuses on managing event registration data. You will implement methods to sort participant

Event Scheduler

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

Event Scheduling System

This question involves creating an EventScheduler class that manages event times stored in a sorted

Event Seating Analyzer

Implement a method to count horizontal contiguous sequences of empty seats in an event seating chart

FilmFrame: Time Lapse Overlap

This question involves designing the FilmFrame class to combine two film frames represented by 2D ar

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 Activity Calories Calculation Hierarchy

Design a class hierarchy to calculate calories burned during fitness activities.

Fitness Tracker

This question involves designing a FitnessTracker class to record and analyze workout sessions.

Fitness Tracker

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

Fitness Tracker Data Analysis

This question simulates analyzing daily step count data from a fitness tracker. The FitnessTracker c

Fitness Tracker Data Analyzer

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

Flight Class Design

Implement the Flight class as described above.

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

Fuel Consumption Tracker

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

Game Item Shop

This question involves designing a GameItemShop class to simulate an online shop for virtual game it

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

Gaming Leaderboard Management

This FRQ involves managing a gaming leaderboard. You will implement methods to sort player scores in

Garden Layout Analyzer

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

Gardening Tool Hierarchy

Design a class hierarchy for gardening tools.

Geographic Location Lookup

Develop search methods to filter cities based on population thresholds using linear and binary searc

GeometryUtil Class

This question involves designing a GeometryUtil utility class that calculates areas of common geomet

GradeBook

Design a GradeBook class that maintains student scores and computes averages and letter grades.

Heat Map Cluster Detector

Implement methods to analyze a heat map grid. Determine if a cell is hot and compute the largest con

HeatMap: Smoothing and Normalization

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

Hospital Patient Management

Implement the sortPatientsByName and searchPatientByName methods in the PatientManager class.

Hospital Patient Record Management

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

Hospital Patient System

This question involves a hospital patient management system. You will complete the searchPatient and

Image Color Inverter

Develop a method in the PhotoEditor class that inverts the color of an image by replacing each pixel

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 Smoothing Filter

Enhance the ImageEditor class by developing a smoothing filter that reduces noise in an image throug

ImageFlipper: Horizontal Flip

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

ImageFlipper: Vertical Flip

This question involves extending the ImageFlipper class to include a vertical flip method. Implement

ImageRotator: 90-Degree Clockwise Rotation

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

ImageTransformer: Combined Horizontal Flip and 90-Degree Rotation

This multi-part question involves designing an ImageTransformer class that performs multiple transfo

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 Management System

This question involves creating an inventory management system that uses ArrayLists to maintain a dy

Inventory Management System

Implement the sortItemsByID and searchItemByID methods in the InventoryManager class.

Inventory Management System

This question involves developing methods for an InventoryManager class to manage a retail store's i

Inventory Manager

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

Labyrinth Diagonal Pathfinder

This question focuses on diagonal traversal of a 2D array representing a labyrinth. Implement method

Leaderboard Manager

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

Leaderboard System Simulation

This question involves designing a Leaderboard class to dynamically track players' scores and update

Library Book Finder

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

Library Book Inventory

Process a library's book inventory by counting overdue books and computing total overdue fines.

Library Book Management

This FRQ focuses on managing a collection of library books. You will implement methods to sort books

Library Book Management System

Implement the sortBooksByTitle and searchBookByTitle methods in the LibraryManager class.

Library Book Search

This question focuses on designing a Library class that stores Book objects. You will implement a me

Library Book Sorter

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

Library Catalog Advisor

Implement methods to sort a library catalog by publication year using selection sort and merge sort.

Library Floor Navigation

In this question, you will analyze a library floor plan represented as a 2D array. Implement methods

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 Navigation Assistant

This question involves assisting with navigating a library, whose layout is represented as a 2D grid

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

MatrixOperations Class

This question involves designing a MatrixOperations utility class for performing matrix multiplicati

Maze Navigator

The MazeNavigator class manages a maze represented as a 2D char array, where '#' represents a wall a

Medical Image Processor

Design methods for processing medical images by enhancing contrast and detecting anomalies.

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

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

Museum Exhibit Organizer

This question involves organizing museum exhibits by their estimated age. You will implement the mer

Museum Security Patrol

This problem simulates a museum guard’s patrol through a grid representing a museum layout.

Music Playlist Hierarchy

Design a class hierarchy for music playlists.

Music Playlist Organizer

This question focuses on managing a music playlist stored in an ArrayList. You will implement a meth

Music Playlist Organizer

Implement sorting methods to organize songs in a playlist by duration using bubble sort and merge so

Musical Instruments Hierarchy

Design a class hierarchy for musical instruments.

MusicPlaylist

Design a MusicPlaylist class that manages a playlist of songs with basic playback controls.

Network Packet Analyzer

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

Office Layout Navigation

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

Online Course Enrollment

This question involves managing course enrollments in an online learning system. You will implement

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 Shopping Cart

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

Online Shopping Cart

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

Online Store Feedback Analyzer

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

Online Survey Analyzer

This question involves analyzing online survey responses. You will implement methods to compute the

Order Processor

This question involves designing an OrderProcessor class to manage online orders and calculate total

Park Ranger Monitoring Layout

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

Park Ranger's Patrol

This problem simulates a park ranger patrolling a park grid to monitor potential hazards.

Parking Garage Levels Analysis

The ParkingGarage class models a multi-level parking structure using a 2D array, where each row repr

Parking Lot Occupancy Tracker

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

Personal Finance Calculator

This question involves implementing a FinanceCalculator class to compute monthly interest and cumula

Pixel Art Transformer

Implement a method that performs a transformation on pixel art by rotating it and applying a scaling

Pixel Image Filter

This question involves processing an image stored as a 2D array of grayscale pixel values (ranging f

PixelArt: Color Quantization

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

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.

Product Review Analyzer

This question involves analyzing product reviews by sorting them based on ratings. You will complete

Production Quality Control

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

Public Transport Usage Analyzer

Analyze public transport usage by identifying routes with unusual surges based on passenger counts.

QR Code Processor

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

Race Times Analysis

This FRQ involves analyzing race times stored in an ArrayList. You will implement methods to sort ra

Race Timing Analyzer

Determine the fastest race time from an array of finish times.

Real Estate Listings

This FRQ simulates a real estate listings management system. You will implement methods to sort list

Recipe Ingredient Calculator

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

Recipe Scaler

This question involves implementing the RecipeScaler class with a method that scales ingredient meas

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 Processing

This FRQ entails managing restaurant orders represented as monetary amounts. You will implement meth

Restaurant Order Scheduler

Implement methods to sort restaurant orders by order time and search for an order by its ID.

Retail Inventory Manager

Implement methods to manage retail inventory by sorting items by stock quantity and searching for an

Retail Mall Floor Plan Analyzer

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

Robot Vacuum Floor Scanner

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

Room Temperature Monitor

This question involves analyzing room temperature data stored in a 2D array. Implement methods in th

Sales Performance Analysis

This FRQ involves analyzing sales figures. You will implement methods to sort sales figures in desce

Satellite Image Analyzer

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

Sea Temperature Analyzer

This question requires scanning a 2D float array representing sea surface temperatures to locate a h

Security Camera Image Analyzer

Implement the autoEnhance method in the SecurityCameraProcessor class to adjust brightness and contr

Sensor Data Filter

Filter sensor readings by removing values below a specified threshold.

Sensor Data Noise Filter

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

Sensor Data Processor

This question involves designing a SensorDataProcessor class to handle and analyze data from multipl

Shape Area Calculator

Develop a shape hierarchy using inheritance. Create an abstract Shape class with an abstract method

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 designing an EnergyMonitor class that processes smart home energy usage data

Soccer Field Tactics Simulator

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

Social Distancing Layout Checker

Implement a method to count pairs of people seated too close in a 2D seating grid.

Social Media Analytics

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

Social Media Engagement Tracker

Develop a Social Media Engagement Tracker to filter trending posts and compute the median number of

Social Media Feed Filter

This question involves processing social media posts using an ArrayList. You will implement methods

Social Media Friend Finder

Implement the sortFriendsAlphabetically and searchFriend methods in the FriendFinder class.

Social Media Friend Search

Design search methods to find user profiles by username using linear and binary search.

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 scheduling social media posts. You will implement methods for scheduling indi

Social Network Analyzer

This question involves designing a SocialNetworkAnalyzer class to analyze friendship networks and su

StatisticsHelper Class

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

Stock Market Analyzer

This question involves designing a MarketAnalyzer class that processes daily stock prices and uses s

StringAnalyzer Class

This question involves designing a StringAnalyzer utility class that performs various string manipul

StringManipulator Utility Class

Implement the StringManipulator class as described below.

Student Grade Analyzer

This question involves designing a StudentGradeAnalyzer class to process student scores. You will im

Student Grades Sorting

This FRQ involves processing a list of student exam scores. You will implement methods to sort score

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 Search Database

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

Student Test Score Analyzer

This question involves analyzing student test scores by sorting and searching them. You will complet

Survey Data Processor

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

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

Terrain Elevation Map

This question involves analyzing a terrain elevation map stored as a 2D array. Implement methods in

TextStatistics Class

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

Ticket Booking System

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

TimeConverter Utility Class

Implement the TimeConverter class as described below.

Tissue Culture Growth Simulation

This problem involves simulating the growth of tissue culture on a grid over time.

Traffic Data Processor

Process hourly vehicle counts by identifying the peak hour and calculating the average count.

Traffic Density Analyzer

Develop a Traffic Density Analyzer to process vehicle counts and compute average traffic at intersec

TrainTicket Class Design

Implement the TrainTicket class as described above.

Transportation Ticketing System

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

UnitConverter Utility Class

Implement the UnitConverter class as described below.

UrbanPlanner: Map Rotation and Reflection

This multi-part question involves designing the UrbanPlanner class to manipulate a city map represen

Vaccine Distribution Center Analyzer

This question requires scanning a 2D array representing vaccine storage bins to detect clusters of e

Vehicle Hierarchy

Design a class hierarchy for vehicles.

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 Planner

This question involves developing a method for a Virtual Garden Planner to select plants based on th

Virus Spread Simulation

This question simulates the spread of a virus over a series of days. You will implement methods to p

Warehouse Inventory Manager

Develop a Warehouse Inventory Manager to remove out-of-stock items and compute the average stock lev

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 involves analyzing weather data represented as a 2D array of temperature readings. You

Weather Data Analyzer

Implement the sortTemperatures and getTemperatureRange methods in the WeatherDataAnalyzer class.

Weather Data Analyzer

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

Weather Data Analyzer

Analyze temperature readings by filtering out extreme values and computing the average of the valid

Weather Data Analyzer

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

Weather Data Analyzer

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

Weather Pattern Recognition

Analyze a grid representing meteorological data to detect storm patterns. Implement methods that ide

WeatherMap: Temperature Gradient

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

Wildlife Tracking System

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

Word Search Detector

This question simulates a word search puzzle pattern detection. Implement methods to locate a target