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OCR Computer Science A Level - 1.3.2 Databases Exam 2024 Questions And Answers 100% Correct
Entity - ANSWERSA category of object, person, event or thing of interest to an organisation about which data is to be recorded Attribute - ANSWERSA named piece of data about a particular entity, with an associated data type. Also known as a field. Flat File database - ANSWERSDatabase consisting of tables which have no links to one another. Each table is entirely standalone. Primary Key - ANSWERSAn attribute which uniquely identifies each entity in a table. Secondary key - ANSWERSAn a...
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OCR Computer Science A level paper 1 Questions and Correct Answers/ Latest Update / Already Graded
PopularPC Ans: Program counter, contains the address of the next instruction CIR Ans: Current Instruction Register: stores the address of the next instruction currently being executed and decoded MAR Ans: Memory Address Register, holds relevant memory address (to read from or write to) MDR 2 | Page Ans: Memory Data Register, stores data being transferred to and from memory, acts as a buffer ALU Ans: Arithmetic and Logic Unit, does all mathematical calc...
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OCR Computer Science A level Questions with Guaranteed Accurate Answers
PC - correct answer Program counter, contains the address of the next instruction CIR - correct answer Current Instruction Register: stores the address of the next instruction currently being executed and decoded MAR - correct answer Memory Address Register, holds relevant memory address (to read from or write to) MDR - correct answer Memory Data Register, stores data being transferred to and from memory, acts as a buffer ALU - correct answer Arithmetic and Logic Unit, does all mathe...
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OCR EXAM BUNDLE(COMPLETE PACKAGE)A Level Computer Science Paper 2 Exam 2024Questions And Answers 100% Upated!OCR EXAM BUNDLE(COMPLETE PACKAGE)A Level Computer Science Paper 2 Exam 2024Questions And Answers 100% Upated!OCR EXAM BUNDLE(COMPLETE PACKAGE)A Level Computer Science Paper 2 Exam 2024Questions And Answers 100% Upated!OCR EXAM BUNDLE(COM
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