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A-LevelComputer ScienceObject-Oriented Programming (OOP)Oct/Nov 2023Paper 4 Q324 Marks

A computer game is written using object-oriented programming. The game has multiple characters that can move around the screen. The class Character stores data about the characters. Each character has a name, a current X (horizontal) position and a current Y (vertical) position. [Figure X.X] Character Name : STRING stores the name of the character as a string XPosition : INTEGER stores the X position as an integer YPosition : INTEGER stores the Y position as an integer Constructor() initialises Name, XPosition and YPosition to its parameter values GetXPosition() returns the X position GetYPosition() returns the Y position SetXPosition() adds the parameter to the X position validates that the new X position is between 0 and 10000 inclusive SetYPosition() adds the parameter to the Y position validates that the new Y position is between 0 and 10000 inclusive Move() takes a direction as a parameter and calls either SetXPosition or SetYPosition with an integer value

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About This A-Level Computer Science Question

This structured question appeared in the Cambridge A-Level Computer Science (9618) Oct/Nov 2023 examination, Paper 4 Variant 1. It tests the topic of Object-Oriented Programming (OOP) and is worth 24 marks.

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