Gcse ocr computer science - Study guides, Class notes & Summaries

OCR GCSE Computer Science 9 - 1 (Component 1) Questions & Correct Answers/ Graded A+

GCSE Computer Science (OCR) Exam Questions And Answers (Verified And Updated) Arithmetic Logic Unit (ALU) - answerPerforms operations on data e.g. Addition, subtraction Control Unit (CU) - answerCoordinating activities of the CPU Registers - answerQuick, small stores of data within the CPU Memory Address Register (MAR) - answerHolds memory address for data or a instruction about to be used by the CPU Memory Data Register (MDR) - answerHolds actual data or instruction Accumulator - answe...

OCR GCSE COMPUTER SCIENCE PAPER 1 QUESTIONS AND ANSWERS OCR GCSE COMPUTER SCIENCE PAPER 1 QUESTIONS AND ANSWERS

GCSE Computer Science (OCR) Exam Questions And Answers (Verified And Updated) Arithmetic Logic Unit (ALU) - answerPerforms operations on data e.g. Addition, subtraction Control Unit (CU) - answerCoordinating activities of the CPU Registers - answerQuick, small stores of data within the CPU Memory Address Register (MAR) - answerHolds memory address for data or a instruction about to be used by the CPU Memory Data Register (MDR) - answerHolds actual data or instruction Accumulator - answe...

ocr GCSE Computer Science J277-02 June2023 Mark Scheme.

OCR GCSE COMPUTER SCIENCE EXAM QUESTIONS AND ANSWERS

ocr GCSE Computer Science J277-01 June2023 Mark Scheme.

GCSE COMPUTER SCIENCE OCR EXAM QUESTIONS AND CORRECT VERIFIED ANSWERS LATEST UPDATE

Computer Science GCSE - OCR Paper 1 exam qs & as with answers. How many bits are used (and consequently how many characters can be formed) in ASCII - Answer 7 bits (128 characters) How many bits are used (and consequently how many characters can be formed) in Extended ASCII - Answer 8 bits (256 characters) What were number codes 0-31 used for in ASCII - Answer special instructions to the computer How many bits are used (and consequently how many characters can be formed) in Unicode -...

COMPUTER SCIENCE OCR GCSE COMPONENTS OF A COMPUTER SYSTEM EXAM QUESTIONS AND ANSWERS