Ocr computer science Study guides, Class notes & Summaries

OCR 2023 Computer Science H046/01: Computing principles AS Level Question Paper & Mark Scheme (Merged)

Monday 12 June 2023 – Afternoon A Level Computer Science H446/01 Computer Systems Time allowed: 2 hours 30 minutes INSTRUCTIONS • Use black ink. You can use an HB pencil, but only for graphs and diagrams. • Write your answer to each question in the space provided. If you need extra space use the lined pages at the end of this booklet. The question numbers must be clearly shown. • Answer all the questions. INFORMATION • The total mark for this paper is 140. • The marks for...

Tuesday 16 May 2023 – Afternoon AS Level Computer Science H046/01 Computing Principles Time allowed: 1 hour 15 minutes INSTRUCTIONS • Use black ink. • Write your answer to each question in the space provided. You can use extra paper if you need to, but you must clearly show your candidate number, the centre number and the question numbers. • Answer all the questions. INFORMATION • The total mark for this paper is 70. • The marks for each question are shown in brackets [...

Monday 22 May 2023 – Afternoon AS Level Computer Science H046/02 Algorithms and problem solving Time allowed: 1 hour 15 minutes INSTRUCTIONS • Use black ink. • Write your answer to each question in the space provided. If you need extra space use the lined pages at the end of this booklet. The question numbers must be clearly shown. • Answer all the questions. INFORMATION • The total mark for this paper is 70. • The marks for each question are shown in brackets [ ]. • Q...

OCR 2023 GCSE Computer Science J277/01: Computer systems Question Paper & Mark Scheme (Merged)

OCR 2023 Computer Science H446/02: Algorithms and programming A Level Question Paper & Mark Scheme (Merged)

OCR 2023 Computer Science H046/02: Algorithms and problem solving AS Level Question Paper & Mark Scheme (Merged)

OCR COMPUTER SCIENCE A LEVEL DEFINITIONS ALREADY PASSED 100% OCR COMPUTER SCIENCE A LEVEL DEFINITIONS ALREADY PASSED 100% OCR COMPUTER SCIENCE A LEVEL DEFINITIONS ALREADY PASSED 100% OCR COMPUTER SCIENCE A LEVEL DEFINITIONS ALREADY PASSED 100% OCR COMPUTER SCIENCE A LEVEL DEFINITIONS ALREADY PASSED 100% OCR COMPUTER SCIENCE A LEVEL DEFINITIONS ALREADY PASSED 100% OCR COMPUTER SCIENCE A LEVEL DEFINITIONS ALREADY PASSED 100% OCR COMPUTER SCIENCE A LEVEL DEFINITIONS ALREADY PASSED 100% OCR COM...

OCR Computer Science A Level Definitions Exam 2024 Qustions & Answers 100% accurate! Arithmetic and Logic Unit (ALU) - ANSWERSThe part of the CPU where data is processed and manipulated. This processing and manipulation normally consists of arithmetic operations or logical comparisons allowing a program to make decisions. Control Unit (CU) - ANSWERSThe part of the CPU that manages the execution of instructions. The control unit fetches each instruction in sequence, and decodes and synchron...