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AQA A-LEVEL COMPUTER SCIENCE 7517/1 PAPER 1 EXAM NEWEST 2024 WITH ACTUAL QUESTIONS AND CORRECT ANSWERS|ALREADY GRADED A+ $25.99   Add to cart

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AQA A-LEVEL COMPUTER SCIENCE 7517/1 PAPER 1 EXAM NEWEST 2024 WITH ACTUAL QUESTIONS AND CORRECT ANSWERS|ALREADY GRADED A+

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  • AQA A-LEVEL COMPUTER SCIENCE 7517/1 PAPER 1

AQA A-LEVEL COMPUTER SCIENCE 7517/1 PAPER 1 EXAM NEWEST 2024 WITH ACTUAL QUESTIONS AND CORRECT ANSWERS|ALREADY GRADED A+

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  • April 25, 2024
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  • 2023/2024
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  • AQA A-LEVEL COMPUTER SCIENCE 7517/1 PAPER 1
  • AQA A-LEVEL COMPUTER SCIENCE 7517/1 PAPER 1

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AQA A -LEVEL COMPUTER SCIENCE 7517/1 PAPER 1 EXAM NEWEST 2024 WITH ACTUAL QUESTIONS AND CORRECT ANSWERS|ALREADY GRADED A+ Aggregation The creation of an object consisting of further objects such that these further objects continue to exist even if the initial object is deleted. Arrays A data structure for storing a finite, ordered set of data of the same data type within a single identifier. Assignment A statement for giving a created variable a value that is consistent with its data type. Boolean A data type that can only store one of two possible values Character A data type for storing a letter, number or special character. Class Diagrams A visual representation of the relationships between classes and subclasses. Classes A template defining the attributes and methods that can be used to create a type of data known as an object. Composition The creation of an object consisting of further objects such that these further objects cease to exist if the initial object is deleted. Constant Declaration A statement for creating a constant in a program. Data Type An attribute of data that determines what sort of data is being stored that tells the compiler how it will be used in a program. Date/Time A data type for storing date or time values in an identifiable format. Encapsulation A method of maintaining data integrity by only allowing class methods to access data in an object's attributes. Inheritance The concept of subclasses inheriting the methods and attributes of its parent class. Instantiation The creation of an object from a class. Iteration A programming structure where a set of statements are repeated a fixed number of times (definite iteration), or until a condition is met (indefinite iteration). Language -Defined Data Types A primitive data type provided by a programming language. Modulo An arithmetic operator that divides a numeric value (integer or float) by another and returns the remainder. Nested Iteration A programming structure of placing iteration loops within other iteration loops. Nested Selection A programming structure of placing selection statements within other selection statements. Object Oriented Programming A programming paradigm where the system is viewed as a set of objects, each with their own data (attributes) and procedures (methods), that can interact with each other. All processing is done by objects. Objects An instance of a class. The behaviour of this data item depends on how its attributes were defined. Overriding The redefinition of a method in a subclass, replacing the definition of the method with the same name in the parent class. Pointer/Reference

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