Gcse ocr comp - Study guides, Class notes & Summaries

What is a network? A network is a set of connected computers and other devices in order to share resources. This includes files, application software and hardware. What are the two types of network? LAN and WAN What is a LAN? Local Area Network - covers a small geographical area What is a WAN? Wide Area Network - covers a large geographical area What is network infrastructure? Network infrastructure is the hardware and software resources of an entire network that...

GCSE OCR COMPUTER SCIENCE NETWORKS EXAM QUESTIONS FULLY SOLVED.

GCSE OCR COMPUTER SCIENCE NETWORK EXAM QUESTIONS AND CORRECT ANSWERS GCSE OCR COMPUTER SCIENCE NETWORK EXAM QUESTIONS AND CORRECT ANSWERS

What does the CPU stand for? The Central Processing Unit. What is the CPU? The brain of the computer system. Brainpower Read More Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:01 / 0:15 Full screen What does the CPU do? Process all the data and instructions that make the computer system work. What does the processing power of a CPU depend on? It's: -Clock speed -Number of cores -Cache size What does the CPU architecture de...

What is Data Protection Act 1998? 1. Controls the use of personal data 2. When collecting personal data, they need to register with the government. 3. Say what they'll collect and how they will use it 4. Data subjects have the right to see personal data that an organisation holds about them. 5. Exceptions are when it affects national security, tax assessment or outcome of a court case What are the 8 principles of the Data Protection Act? 1. Fair and lawful way. 2. Adequate...

OCR GCSE Comp Sci Paper 2 FINAL EXAM WITH CORRECT ANSWERS

Complete Notes for GCSE Computer Science Ideal for OCR Exam Board. 8000+ Words Each Unit (1-8) clearly labelled.

This summary note provides an overview of system architecture in computing, focusing on three key concepts: the central processing unit (CPU), the fetch-decode-execute (FDE) cycle, and embedded systems. We start by explaining the role of the CPU in a computer system, including how it carries out arithmetic and logical operations, and how it interacts with memory and other components. We also discuss the different types of CPUs, including single-core, multi-core, and heterogeneous architecture...

Paper 1: Computer Systems for Computer Science OCR GCSE (9-1). Summary Notes for Systems Architecture, Memory and Storage. It covers: - 1.1. Architecture of the CPU - 1.2. CPU Performance - 1.3. Memory - 1.4. Secondary Storage