AP Computer Science A FRQ Room

Airline Reservations System

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

Animal Class Design

Implement the Animal class as described above.

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 Transaction Analyzer

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

Bank Transaction Explorer

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

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.

BattleGrid Analysis

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

Battleship Board Scanner

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

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 Class Design

Implement the Book class as described above.

Book Collection Organizer

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

Bookstore Inventory Organizer

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

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.

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

ChatRoom

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

City Grid Energy Consumption Analyzer

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

City Traffic Congestion

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

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.

ComplexNumberOperations Utility Class

Implement the ComplexNumberOperations class as described below.

Contest Ranking System

Implement the sortScoresDescending and findTopTwoScores methods in the ContestRanker class.

Converter Class

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

Course Enrollment Sorter

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

Cryptography Tool

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

Digital Art Transformer

This question involves transforming a digital art image represented as a 2D array of grayscale pixel

Digital Elevation Map Analyzer

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

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

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

Dynamic Temperature Monitor

This question involves developing methods for a TemperatureMonitor class to manage and analyze tempe

E-commerce Order Management

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

E-commerce Review Sorter

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

ECommerceOrderTracker

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

Emergency Response Routing

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

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

Energy Consumption Tracker

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

Environmental Impact Calculator

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

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

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 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

Event Timer and Alarm

This question involves managing alarm times in a sorted ArrayList. You will implement a method to in

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 Cluster Detector

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

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

FileProcessor Utility Class

Implement the FileProcessor class as described below.

FileStatistics Class

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

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

Fire Evacuation Simulator

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

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

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

FitnessTracker

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

Flight Seating Planner

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

Flood Fill Algorithm

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

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 Level Map Editor

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

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 Plot Watering Scheduler

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

Geometric Shapes Hierarchy

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

GeometryHelper Utility Class

Implement the GeometryHelper class as described below.

GradeBook

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

Grid Explorer Simulation

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

Healthcare Appointment System

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

Hospital Patient Record Management

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

Hospital Patient Tracker

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

Hospital Patient Wait Times

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

House Listing

This question asks you to design a House class to model real estate listings.

HTTPStatusHelper Class

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

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 Smoothing Filter

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

ImageFilter: Edge Detection Filter

This question involves designing an ImageFilter class to perform edge detection on a 2D array repres

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 Management System

This question involves managing an inventory system. You need to implement methods that update inven

Inventory Management System

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

Inventory Management System

Implement the sortItemsByID and searchItemByID methods in the InventoryManager class.

Inventory Management System

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

Inventory Manager

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

Inventory Tracker

This question involves implementing an InventoryTracker class to manage product stocks and trigger r

InventoryManager

Design an InventoryManager class that tracks products and their quantities in a store.

Lawn Mower Simulator

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

Library Book Finder

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

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 Management

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

Library Management System

This question simulates a library catalog management system. The LibraryCatalog class uses parallel

LogFormatter Class

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

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

MosaicMaker: Pixelation Effect

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

Movie Database Search

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

Movie Ticket Sorter

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

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 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

Musical Instruments Hierarchy

Design a class hierarchy for musical instruments.

Network Packet Analyzer

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

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 Shopping Cart

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

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'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

Payment Processing System

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

Personal Finance Calculator

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

Planet Surface Rover Simulator

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

PolynomialEvaluator Utility Class

Implement the PolynomialEvaluator class as described below.

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 Pricing Sorter

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

Production Quality Control

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

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.

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.

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 Processing

This question involves managing a restaurant's order queue using an ArrayList. You will implement me

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.

Restaurant Table Reservation Grid

The ReservationSystem class uses a 2D boolean array to represent table reservations in a restaurant,

Retail Inventory Empty Shelf Detector

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

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 Controller

This question involves designing a RobotController class to simulate a robot navigating a grid-based

Robot Maze Navigation

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

Robot Task Performance Hierarchy

Design a class hierarchy for robots performing various tasks.

Robot Vacuum Floor Scanner

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

Sales Performance Analysis

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

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

Sea Temperature Analyzer

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

Seating Chart Organizer

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

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 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

Smart Device Hierarchy

Design a class hierarchy for smart devices.

Smart Home Energy Monitor

This question involves designing an EnergyMonitor class that processes smart home energy usage data

Smart Home Energy Monitor

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

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 Feed Filter

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

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

Social Media Post Scheduler

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

Social Media Post Sorter

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

Social Media Post Summaries

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

Social Network Analyzer

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

SocialNetwork

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

Sports Statistics Tracker

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

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 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

Stock Market Trend Analyzer

This question involves analyzing stock price data using advanced array manipulation techniques. You

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

StringManipulator Utility Class

Implement the StringManipulator class as described below.

Student Grades Analyzer

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

Student Test Score Analyzer

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

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

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

TerrainMap: Elevation Smoothing

This question involves designing a TerrainMap class that smooths a 2D array representing terrain ele

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

TimeConversion Class

This question involves designing a TimeConversion utility class that converts between seconds and HH

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 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 Data Processor

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

Traffic Flow Analyzer

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

Traffic Light Timing

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

Traffic Signal Controller

This question simulates a traffic signal controller. The TrafficSignal class cycles through signal s

Traffic Simulator

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

Traffic Violation Record Search

Implement the sortRecordsByLicensePlate and searchRecordByLicensePlate methods in the ViolationRecor

Transportation Ticket Pricing Hierarchy

Design a class hierarchy for transportation tickets.

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 Volcano Detector

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

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.

Vehicle Hierarchy System

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

Warehouse Inventory Manager

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

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 Analysis

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

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

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

Weather Data Analyzer

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

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

Weather Station Data Processor

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

WeatherData Analyzer

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

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.