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Academic Course Management
Develop an academic course management system using inheritance. Create an abstract Course class with
Animal Sounds Hierarchy
Design a class hierarchy for representing animals and their sounds.
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
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 Transaction Analyzer
Analyze bank transactions by summing deposits and withdrawals from an array of transaction amounts.
Bank Transaction Analyzer
Implement search methods to analyze bank transactions by amount and transaction ID.
Bank Transaction Monitor
This question involves designing a BankTransactionMonitor class to process a series of bank transact
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
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
Battleship Board Analysis
This question involves a simplified Battleship game board represented by a 2D char array. In this bo
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
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
Building Evacuation Plan
This question involves developing an evacuation plan for a building modeled as a 2D grid. You will i
Bus Route Scheduler
This question simulates managing a bus route schedule. You will implement methods to search for a bu
CalendarEvent
Design a CalendarEvent class that manages events scheduled by date and time.
Campus Map Building Finder
The CampusMap class represents a campus using a 2D char array where each character represents a buil
Campus Map Path Finder
This question involves analyzing a campus map represented as a 2D array. Implement methods in the Ca
Car Rental 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.
ChessKnight Moves
This question involves calculating all possible moves for a knight on a chessboard from a given posi
City Grid Energy Consumption Analyzer
Implement a method to identify a high energy consumption area in a city grid by detecting a submatri
City Public Library Reservation System
Implement the sortReservationsByUserId and searchReservationByUserId methods in the LibraryReservati
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.
Coffee Shop Order
This question asks you to design a CoffeeOrder class to manage orders at a coffee shop.
Conference Attendee Finder
Design search methods to locate conference attendees by their badge numbers using linear and binary
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
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
Cuisine Dish Preparation Hierarchy
Design a class hierarchy for cuisine dish preparation.
CurrencyConverter Utility Class
Implement the CurrencyConverter class as described below.
Cybersecurity Intrusion Detector
This question involves detecting potential intrusions by validating IP addresses. You will implement
Data Encryption Simulator
This question simulates a simple data encryption system using a Caesar cipher. You will implement me
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 Art Transformer
This question involves transforming a digital art image represented as a 2D array of grayscale pixel
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
Digital Poster Editor
Enhance the digital poster editing experience by implementing brightness adjustment and horizontal m
Drone Delivery System
This problem simulates a drone delivery system that navigates through a city grid with obstacles.
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 Order Management
Develop an e-commerce order management system using inheritance. Create an abstract Order class with
E-Commerce Price Analyzer
This FRQ involves processing product prices for an e-commerce platform. You will implement methods t
E-commerce Transaction Validator
This question revolves around the validation of e-commerce transactions using credit card verificati
ECommerceOrderTracker
Design an ECommerceOrderTracker class that manages orders and tracks their statuses.
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
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 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
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
Event Registration System
This FRQ focuses on managing event registration data. You will implement methods to sort participant
Event Scheduling Simulator
Manage event schedules by detecting conflicts and removing conflicting events.
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
ExpressionEvaluator Class
This question involves designing an ExpressionEvaluator utility class to evaluate arithmetic express
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 Utility Class
Implement the FileProcessor class as described below.
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 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
Create a Fitness Tracker Data analyzer to compute minimum steps and summary statistics.
Flight Booking System
Implement the sortBookingsByDeparture and searchBookingByFlightNumber methods in the FlightBookingSy
Flood Fill Algorithm
This problem involves implementing a flood fill algorithm on a 2D grid representing an image.
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 Region Identifier
This question requires scanning a 2D array representing a satellite image to analyze forest regions.
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
Geographic Location Lookup
Develop search methods to filter cities based on population thresholds using linear and binary searc
Geometric Shapes Hierarchy
Design a class hierarchy for calculating the area of geometric shapes.
GeometryHelper Utility Class
Implement the GeometryHelper class as described below.
GeometryUtil Class
This question involves designing a GeometryUtil utility class that calculates areas of common geomet
Grayscale Image Edge Finder
This question requires scanning a 2D array representing a grayscale image to detect edge pixels base
Heat Map Cluster Detector
Implement methods to analyze a heat map grid. Determine if a cell is hot and compute the largest con
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
HospitalPatient Class Design
Implement the HospitalPatient class as described above.
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 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.
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
Inventory Item
This question asks you to design an InventoryItem class to represent an item in a store's inventory.
Inventory Management System
Implement the sortItemsByID and searchItemByID methods in the InventoryManager class.
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
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
InventoryFormatter Class
This question involves designing an InventoryFormatter utility class that formats inventory data int
InventoryManager
Design an InventoryManager class that tracks products and their quantities in a store.
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 Book Sorter
Implement two methods to sort library books by title using Bubble Sort and Insertion Sort.
Library Catalog
This question involves designing a LibraryCatalog class to manage a collection of books in a library
Library 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 Loan Duration Analyzer
Create a Library Loan Duration Analyzer to remove overdue loans and compute the average loan duratio
Library Management System
This question simulates a library catalog management system. The LibraryCatalog class uses parallel
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
Maze Navigator
The MazeNavigator class manages a maze represented as a 2D char array, where '#' represents a wall a
MazeRobot Navigation
This question involves managing a MazeRobot that navigates a 2D grid maze with obstacles. You will i
Medical Imaging Tumor Scanner
This question requires scanning a 2D array representing an image to detect tumor regions based on pi
Mining Sensor Data Processor
This question involves designing a SensorData class that processes quantitative readings from mining
Mobile 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 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 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 Duration Analyzer
Develop a Music Playlist Duration Analyzer to filter short tracks and compute total duration.
Music Playlist Organizer
Implement the sortPlaylistAlphabetically and searchSongByTitle methods in the PlaylistOrganizer clas
Music Playlist Organizer
Implement sorting methods to organize songs in a playlist by duration using bubble sort and merge so
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.
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.
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
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 Feedback Analyzer
Implement the sortFeedbackScores and searchFeedbackScore methods in the FeedbackAnalyzer class.
Online Review Analyzer
Design an Online Review Analyzer to filter positive reviews and compute the average rating.
Online Shopping Cart
This question involves managing an online shopping cart. You will implement methods to compute the t
Order Processor
This question involves designing an OrderProcessor class to manage online orders and calculate total
PacMan Maze Simulation
This question involves simulating a PacMan maze where both PacMan and ghosts move through a 2D grid.
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
PasswordGenerator Utility Class
Implement the PasswordGenerator class as described below.
Payment Processing Hierarchy
Design a class hierarchy for processing payments.
Personal Finance Calculator
This question involves implementing a FinanceCalculator class to compute monthly interest and cumula
Pixel Image Filter
This question involves processing an image stored as a 2D array of grayscale pixel values (ranging f
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.
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
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
Race Times Analysis
This FRQ involves analyzing race times stored in an ArrayList. You will implement methods to sort ra
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.
Restaurant Menu Sorter
This question involves sorting a restaurant menu by price. You will implement the sortMenuByPrice me
Restaurant Table Reservation Grid
The ReservationSystem class uses a 2D boolean array to represent table reservations in a restaurant,
Retail Inventory Manager
Implement methods to manage retail inventory by sorting items by stock quantity and searching for an
Retail Product Pricing
Design a retail product pricing system using inheritance. Create an abstract Product class with an a
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 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.
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
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
Security Camera Image Analyzer
Implement the autoEnhance method in the SecurityCameraProcessor class to adjust brightness and contr
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
Sewer System Map Mapper
This question involves mapping an underground sewer system represented as a 2D grid. You will implem
Smart Device Hierarchy
Design a class hierarchy for smart devices.
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
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 Feed Filter
This question involves processing social media posts using an ArrayList. You will implement methods
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
SocialNetwork
Design a SocialNetwork class that manages user registrations and friend relationships.
Space Explorer Grid
This problem simulates a space explorer navigating a sector grid of space filled with obstacles and
Sports Equipment Hierarchy
Design a class hierarchy for modeling sports equipment usage.
Sports 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 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.
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
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.
StringAnalyzer Class
This question involves designing a StringAnalyzer utility class that performs various string manipul
Student Class Design
Implement the Student class as described above.
Student Grade Analyzer
This question involves designing a StudentGradeAnalyzer class to process student scores. You will im
Student Grade Processor
Develop a Student Grade Processor to filter passing grades and compute the median grade.
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
Sudoku Validator
This question requires you to validate rows and columns in a Sudoku board represented as a 2D array.
TeamStats
Implement methods to sort sports teams by their win-loss records and search for a team by name.
Temperature Data Analyzer
Develop a Temperature Data Analyzer that manipulates an array of temperature readings.
Tissue Culture Growth Simulation
This problem involves simulating the growth of tissue culture on a grid over time.
Traffic Grid Simulator
This problem involves developing a simulation for vehicle movement within a city traffic grid.
Traffic Light Timing
This question involves implementing a TrafficLightController class to manage traffic light state cha
Traffic Monitoring System
Develop methods to sort traffic data by vehicle speed and search for a vehicle with a specific speed
Traffic Pattern Analyzer
Implement methods to process a traffic video frame by flipping it horizontally and detecting traffic
Traffic Signal Controller
This question simulates a traffic signal controller. The TrafficSignal class cycles through signal s
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.
Travel Time Estimator
Develop a Travel Time Estimator to filter outlier travel times and compute the median travel time.
UrbanPlanner: Map Rotation and Reflection
This multi-part question involves designing the UrbanPlanner class to manipulate a city map represen
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
VideoGame Class Design
Implement the VideoGame class as described above.
Virtual Zoo Habitat Enclosure
This question involves analyzing animal species within a virtual zoo's habitat, represented as a 2D
Virus Spread Simulation
This question simulates the spread of a virus over a series of days. You will implement methods to p
Warehouse Pallet Organizer
Develop methods to organize and sort warehouse pallets by weight using selection sort and merge sort
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
Analyze temperature readings by filtering out extreme values and computing the average of the valid
Weather Data Analyzer
This question involves analyzing weather temperature data. You are to implement methods to compute t
Weather Station Data Analyzer
This question involves analyzing weather station data records. You will implement methods to sort te
WeatherReport Class Design
Implement the WeatherReport class as described above.
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
Word Search Puzzle Analyzer
This question requires scanning a word search puzzle represented by a 2D character array to locate a
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