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 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 a class hierarchy for representing animals and their sounds.

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.

Appliance Efficiency Analyzer

Design an appliance efficiency analyzer using inheritance. Create an abstract Appliance class with a

Art Collection Organizer

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

Art Exhibit

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

Bank Account Manager

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

Bank Transaction Explorer

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

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

BankAccount Class Design

Implement the BankAccount class as described above.

Battlefield Troop Counter

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

Battleship Board Analysis

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

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

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 Collection Organizer

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

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

Car Class Design

Implement the Car class as described above.

Car Rental Reservation Checker

Implement the sortReservationsByConfirmation and searchReservationByConfirmation methods in the Rese

ChatBot Response System

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

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 Public Library Reservation System

Implement the sortReservationsByUserId and searchReservationByUserId methods in the LibraryReservati

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

CoffeeOrder Class Design

Implement the CoffeeOrder class as described above.

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

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

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.

DataFormatter Utility Class

Implement the DataFormatter class as described below.

DateCalculator Utility Class

Implement the DateCalculator class as described below.

Digital Library Borrowing Data

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

Digital Media Library

This question asks you to design a DigitalMedia class to represent digital media items in a library.

Digital Photo Editor

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

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 Flight Grid

This question simulates a drone flying over a 2D airspace grid. You will implement methods to naviga

Dynamic Array Manipulation

This question involves writing a method to remove duplicates from an array of integers while preserv

Dynamic Shopping Cart Simulator

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

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.

E-commerce Review Sorter

Implement methods to sort product reviews by rating and search for a review with a specific rating.

E-commerce Transaction Validator

This question revolves around the validation of e-commerce transactions using credit card verificati

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.

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

Email Management System

This question involves sorting emails by date and searching for an email by its subject. You will im

Emergency Response Routing

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

Employee Class Design

Implement the Employee class as described above.

Employee Payroll

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

Employee Records Search

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

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.

Environmental Sensor Readings

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

Environmental Sensor Readings

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

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

EventTicketing

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

Exam Grader Automation

This question involves designing an ExamGrader class to automatically grade multiple choice exams ba

ExpressionEvaluator Class

This question involves designing an ExpressionEvaluator utility class to evaluate arithmetic express

Factory Production Line Monitor

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

Farm Cluster Detector

This question requires scanning a 2D array representing a farm field to detect clusters of the same

Farm Crop Yield Predictor

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

Farm Field Irrigation

This question involves managing a farm field's moisture levels represented as a 2D array. Implement

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

Fire Evacuation Simulator

This problem simulates an evacuation scenario within a building during a fire, represented by a grid

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 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 Reservation System

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

Flight Status Tracker

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

Flood Fill Algorithm

This problem involves implementing a flood fill algorithm on a 2D grid representing an image.

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

Game Item Shop

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

Game Level Map Editor

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

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

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

Grayscale Image Edge Finder

This question requires scanning a 2D array representing a grayscale image to detect edge pixels base

Healthcare Appointment System

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

Hospital Patient System

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

Hospital Patient Tracker

Track hospital patients by filtering critical cases and computing the average stay duration.

Ice Cream Flavor Finder

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

Image Color Inverter

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

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.

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

Inventory Management System

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

Inventory Manager

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

InventoryFormatter Class

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

Leaderboard System Simulation

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

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 Manager

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

Library Book Search

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

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 Navigation Assistant

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

Library Shelf Arrangement

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

LibraryCard Class Design

Implement the LibraryCard class as described above.

LogFormatter Class

This question involves designing a LogFormatter utility class for formatting and extracting informat

Logistics Delivery Routing

This question involves optimizing logistics delivery routes. You will implement methods to sort deli

MathUtilities Utility Class

Implement the MathUtilities class as described below.

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 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

Meteorological Storm Cell Detector

This question requires scanning a 2D array of radar data to identify storm cells based on intensity

Mobile App Notification System

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

MosaicMaker: Pixelation Effect

This question involves designing the MosaicMaker class to create a pixelated version of an image. Im

Movie Ratings Analyzer

Compute the average rating from an ArrayList of movie ratings.

Movie Showtime

This question asks you to design a MovieShowtime class to represent movie screening details.

Movie Ticket Sorter

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

Museum Security Patrol

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

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 Manager

This question involves designing a MusicPlaylistManager class to organize and manage a playlist of s

Music Playlist Organizer

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

Music Playlist Organizer

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

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

Ocean Pollution Detector

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

OceanSimulator: Wave Distortion

This question involves designing the OceanSimulator class to simulate wave distortions on a water su

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 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 Store Feedback Analyzer

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

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 Manager

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

ParkingLotManager

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

PasswordGenerator Class

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

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

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

PolynomialEvaluator Utility Class

Implement the PolynomialEvaluator class as described below.

PolynomialUtils Class

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

PrimeUtils Class

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

Product Inventory System

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

Product Pricing Sorter

This question involves sorting product objects by price using two distinct sorting algorithms: selec

Product Review Analyzer

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

Public Transport Usage Analyzer

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

Public Transportation Scheduler

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

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

RecipeOrganizer

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

Recycling Center Material Sorter

Implement the sortMaterialsByType and searchMaterialByType methods in the MaterialSorter class.

Reservation System

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

Restaurant Order Processing

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

Restaurant Order Processor

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

Restaurant Order Scheduler

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

RestaurantOrder Class Design

Implement the RestaurantOrder class as described above.

Retail Sales Analyzer

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

Ride Sharing App Matching System

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

Road Trip Planner

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

Robot Maze Navigation

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

Robot Vacuum Cleaner

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

Room Temperature Monitor

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

Satellite Crop Field Analyzer

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

SatelliteImage: Grid Resizing

This question involves designing the SatelliteImage class to resize a 2D image grid by doubling its

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

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.

Sewer System Map Mapper

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

Smart Home Energy Monitor

This question simulates a smart home energy monitoring system. The EnergyMonitor class analyzes hour

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 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 Scheduler

This question involves scheduling social media posts. You will implement methods for scheduling indi

Social Media Post Scheduler

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

Social Media Post Sorter

This question involves managing social media posts by sorting them based on the number of likes. You

Social Network Analyzer

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

Sports Statistics Tracker

This FRQ involves tracking sports statistics for a player. You will implement methods to sort game p

Sports Tournament Scheduler

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

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

StockTracker

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

StockTracker Simulation

This question involves designing a StockTracker class to monitor the stock prices of various compani

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 Class Design

Implement the Student class as described above.

Student Grades Analyzer

Analyze student grades using an ArrayList by computing the average and filtering failing grades.

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 Records Processor

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

Temperature Data Analyzer

Develop a Temperature Data Analyzer that manipulates an array of temperature readings.

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

Ticket Booking System

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

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 Congestion Hotspot

Detect traffic congestion hotspots in a city grid by analyzing submatrix averages.

Traffic Congestion Zone Detector

This question requires scanning a 2D array representing traffic densities to count contiguous zones

Traffic Density Analyzer

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

Traffic Flow Analyzer

This FRQ involves analyzing traffic data by managing vehicle count numbers. You will implement metho

Traffic Flow Analyzer

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

Traffic Light Simulator

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

Traffic Monitoring System

In this question, you will process traffic data to determine if traffic conditions are safe. You are

Traffic Monitoring System

Develop methods to sort traffic data by vehicle speed and search for a vehicle with a specific speed

Traffic Violation Record Search

Implement the sortRecordsByLicensePlate and searchRecordByLicensePlate methods in the ViolationRecor

TrafficMonitor

Design a TrafficMonitor class that tracks vehicle counts on various roads and identifies peak traffi

TrainTicket Class Design

Implement the TrainTicket class as described above.

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.

Virtual Zoo Habitat Enclosure

This question involves analyzing animal species within a virtual zoo's habitat, represented as a 2D

Warehouse Inventory Tracker

The Warehouse class manages a 2D array representing the count of boxes in different warehouse sectio

Warehouse Pallet Organizer

Develop methods to organize and sort warehouse pallets by weight using selection sort and merge sort

Warehouse Path Planning

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

Weather Data Analyzer

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

Weather Data Analyzer

Implement the sortTemperatures and getTemperatureRange methods in the WeatherDataAnalyzer class.

Weather Data Analyzer

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

Weather Data Analyzer

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

Weather Data Processing

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

Weather Station Data Processor

This question requires you to process temperature data from a weather station using arrays. You will

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.

Word Search Puzzle Analyzer

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