A fully descriptive and consise summary for everything you need to know, simply in as little words as possible for Computer Science OCR A level Paper 1. The document is 32 pages long, and it was typed out by myself while studying for an A*. It is definitely the resourse which will provide you will enough consise notes for that top grade.

This is an up to date summary of the 1.5.2 module in OCR Computer Science A-Level about technology's impact on the environment.

Includes: - Examples of each conversion that could be asked for (binary, denary, hexadecimal, fixed point, floating point, sign and magnitude, twos complement, addition and subtraction of binary numbers) - Bitwise masks - Character sets

Includes: - Input, output and storage devices - RAM vs ROM - Virtual memory - Optical,magnetic and solid state storage

Includes: - Characteristics of operating systems - Types of operating systems - Scheduling - Interrupts - Paging and segmentation

Includes: - RISC and CISC - GPUs and their uses - Multi core and parallel processing

Includes: - CPU Components (registers and buses within CPU) - CPU Characteristics (clock speed, core, cache) - CPU Architecture (von neumann, harvard, contemporary)

Summary notes for OCR Computer Science A-Level on Programming Language Translators and Code Generation

Summary notes for OCR Computer Science A-Level on Types of Operating System

Summary notes for OCR Computer Science A-Level on Functions of an Operating System

Summary notes for OCR Computer Science A-Level on Nature of Applications