AP Computer Science A FRQ Room

Academic Course Management

Develop an academic course management system using inheritance. Create an abstract Course class with

Agricultural Land Analysis

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

Airline Ticket Price Calculator

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

Animal Sounds Hierarchy

Design a class hierarchy for representing animals and their sounds.

Apartment Class Design

Implement the Apartment class as described above.

Bank Account Fee Calculator

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

Bank Transaction Explorer

This question involves searching for transactions by transactionID in a bank system. You will implem

Bank Transaction Summarizer

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

Battlefield Troop Counter

The Battlefield class contains a 2D array of integers representing troop counts in different segment

BattleGrid Analysis

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

Beverage Preparation Hierarchy

Design a class hierarchy for beverage preparation.

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 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

Campus Map Path Finder

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

Car Class Design

Implement the Car class as described above.

Car Rental Service

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

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

CipherUtility Utility Class

Implement the CipherUtility class as described below.

City Metro Routing

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

City Traffic Congestion

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

City Weather Report

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

Classroom Seating Analyzer

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

Concert Ticket

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

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.

CreditCardFormatter Utility Class

Implement the CreditCardFormatter class as described below.

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.

Cybersecurity Intrusion Detector

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

Data Compression Implementation

This question involves implementing simple data compression and decompression methods using run-leng

DataFormatter Utility Class

Implement the DataFormatter class as described below.

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 Mosaic Generator

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

Digital Photo Editor

Implement a brightness adjustment method in the DigitalPhotoEditor class to uniformly increase the b

DigitalArt: Invert Colors

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

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-Mail Filter

Filter an ArrayList of email messages to remove those containing the keyword 'spam'.

ECommerceOrderTracker

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

Election Results Processor

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

Election Vote Tally

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

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.

Energy Consumption Tracker

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

EnergyConsumption

Design an EnergyConsumption class that records daily energy usage and computes consumption statistic

Environmental Pollution Monitor

This question involves developing a PollutionMonitor class that analyzes environmental pollution dat

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

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

FileProcessor Utility Class

Implement the FileProcessor class as described below.

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 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

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

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

FitnessTracker

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

Flight Status Tracker

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

Floor Plan Transformer

Develop methods in the FloorPlanEditor class to rotate a floor plan 90 degrees and mirror it horizon

Forest Fire Simulation

This problem simulates the spread of a forest fire in a 2D grid representing a forest.

Forest Fire Simulator

Implement methods to analyze forest fire spread using a grid. Identify contiguous fire clusters and

Forest Region Identifier

This question requires scanning a 2D array representing a satellite image to analyze forest regions.

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

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 Plant Height Analysis

The GardenAnalyzer class manages a 2D array representing the heights of plants in a garden. Implemen

Geometric Shapes Hierarchy

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

GeometryUtil Class

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

Grid Explorer Simulation

This problem simulates an explorer navigating an island grid with treasures, obstacles, and varied t

Gym Membership Tracker

This question involves implementing a MembershipTracker class to update member statuses and generate

Healthcare Appointment System

This question involves managing healthcare appointments. You will implement methods to schedule appo

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 Queue

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

Hospital Patient System

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

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

Ice Cream Flavor Finder

This question involves analyzing an ice cream parlor’s flavor distribution grid. Implement methods t

Image Filter Application

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

Image Flipper

Develop methods in the ImageEditor class to flip an image horizontally and vertically.

Image Rotator

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

Inventory Item Locator

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

Inventory Management System

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

Inventory Manager

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

Labyrinth Diagonal Pathfinder

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

Lawn Mower Simulator

This problem simulates a lawn mower navigating a garden grid that includes obstacles such as flower

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 Management

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

Library Book Manager

This question simulates a library book manager that handles book search functionality. You will comp

Library Book Sorter

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

Library Locator

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

Library Navigation Assistant

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

LibraryCard Class Design

Implement the LibraryCard class as described above.

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

MatrixOperations Utility Class

Implement the MatrixOperations class as described below.

Maze Navigator

Implement a method to determine if a path exists through a maze represented as a 2D grid of open ('0

Maze Navigator

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

Maze Solver

This question involves designing a MazeSolver class that finds a path through a maze represented by

Messaging System Interface

Design a messaging system using inheritance. Create an abstract Message class with an abstract metho

Mining Sensor Data Processor

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

Mobile App Notification System

Design a mobile app notification system using inheritance. Create an abstract Notification class wit

Mobile Phone

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

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 Ratings Analyzer

Compute the average rating from an ArrayList of movie ratings.

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 Manager

This question involves managing a music playlist that is maintained in a sorted order based on song

Music Playlist Organizer

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

MusicPlaylist

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

MusicTrack Class Design

Implement the MusicTrack class as described above.

Ocean Pollution Detector

Analyze a 2D ocean pollution map to detect and segment polluted clusters.

Office Layout Navigation

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

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 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

Parcel Delivery Optimization

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

Park Ranger's Patrol

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

Parking Lot Manager

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

PasswordGenerator Class

This question involves designing a PasswordGenerator utility class that generates random passwords m

PasswordGenerator Utility Class

Implement the PasswordGenerator class as described below.

Payment Processing Hierarchy

Design a class hierarchy for processing payments.

Payment Processing System

Design a payment processing system using inheritance and polymorphism. Create an abstract Payment cl

Plant Growth Analysis

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

PrimeUtils Class

This question involves designing a PrimeUtils utility class that offers methods for prime number ope

Product Class Design

Implement the Product class as described above.

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 Transit Scheduler

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

Public Transportation Scheduler

This question requires you to write methods to compute bus wait times for public transportation. You

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.

Rainfall Data Processing

This question deals with processing a 2D array of rainfall data. The RainfallAnalyzer class stores r

Real Estate Analyzer

This question involves implementing a RealEstateAnalyzer class to compute the average property price

Real Estate Listing Analyzer

Implement the sortListingsByPrice and searchListingByPrice methods in the ListingAnalyzer class.

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

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

RestaurantOrder Class Design

Implement the RestaurantOrder class as described above.

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.

Retail Product Pricing

Design a retail product pricing system using inheritance. Create an abstract Product class with an a

Ride Sharing App Matching System

This question involves designing a RideShareMatcher class that matches riders with nearby drivers us

Robot Maze Navigation

This problem simulates navigating a robot through a maze with obstacles.

Robot Navigation Simulator

This question involves designing a RobotNavigator class that simulates movement in a grid and determ

Robot Vacuum Cleaner

This problem simulates a robot vacuum cleaner navigating and cleaning a room represented as a grid.

Satellite Crop Field Analyzer

This question requires scanning a 2D array representing a satellite image of crop fields to determin

Score Analyzer

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

Sea Temperature Analyzer

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

Seating Arrangement Checker

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

Security Camera Image Analyzer

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

SecurityCam: Blur Filter

This question involves designing the SecurityCam class to apply a blur filter on a grayscale securit

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 Device Update Manager

Develop a smart device update manager using inheritance. Create an abstract SmartDevice class with a

Smart Home Energy Monitor

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

Smartphone Class Design

Implement the Smartphone class as described above.

Social Distancing Layout Checker

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

Social Media Engagement Tracker

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

Social Media Friend Search

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

Social Media Post

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

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

SocialNetwork

Design a SocialNetwork class that manages user registrations and friend relationships.

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 Tournament Scheduler

Design a Sports Tournament Scheduler to update team points and determine the top team.

Sports Tournament Scoreboard

The Scoreboard class tracks game scores in a sports tournament using a 2D array, where each row repr

SportsTeam Class Design

Implement the SportsTeam class as described above.

Spreadsheet Data Analyzer

This question analyzes a 2D array representing spreadsheet data. The SpreadsheetAnalyzer class store

StatisticsHelper Class

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

StockTracker

Design a StockTracker class that records stock prices and computes moving averages.

StringAnalyzer Class

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

StringParser Utility Class

Implement the StringParser class as described below.

Student Grade Processor

Develop a Student Grade Processor to filter passing grades and compute the median grade.

Student Grades Sorting

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

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

TaskManager

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

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 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

Thermal Image Converter

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

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 Accident Analyzer

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

Traffic Density Analyzer

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

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 Pattern Analyzer

Implement methods to process a traffic video frame by flipping it horizontally and detecting traffic

Traffic Simulator

This question involves designing a TrafficSimulator class to model and simulate traffic flow on a gr

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 Planner

This question involves developing methods for an ItineraryPlanner class that organizes travel destin

Travel Time Estimator

Develop a Travel Time Estimator to filter outlier travel times and compute the median travel time.

Underwater Drone Explorer

This question involves simulating an underwater drone exploring a 2D grid representing the ocean flo

UnitConverter Utility Class

Implement the UnitConverter class as described below.

Vaccine Distribution Center Analyzer

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

Vehicle Hierarchy System

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

Virtual Garden Planner

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

Warehouse Inventory Manager

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

Warehouse Path Planning

This problem involves planning and verifying a route for a warehouse robot navigating through a grid

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

Weather Data Analyzer

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

Weather Data Processing

This question involves implementing a WeatherAnalyzer class to process daily temperature readings an

Weather Forecast Hierarchy

Design a class hierarchy for weather forecasts.

Weather Pattern Recognition

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

Wildlife Herd Counter

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

Word Search Detector

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

Word Search Puzzle Analyzer

This question requires scanning a word search puzzle represented by a 2D character array to locate a