Duplicate of OCR GCSE Computing J276 - Systems Architecture

Storage with no moving parts.

A programming language that resembles a natural language.

The base-16 number system.

Data retained even when power turned off.

A store for data in a computer that cannot be overwritten.

The central circuit board that holds the crucial components of the system.

An example of a character set available to a computer.

A system of numbers using only two digits 0 and 1.

The component that performs all the arithmetic and logic operations within the CPU.

The electronic device in a computer that controls the timing of signals

The internal, logical structure and organisation of the computer hardware.

This component works with the CPU to control the flow of data within the system.

A section of the hard disk used when there is not enough main memory to run the programs.

The first stage in a computer system.

Software that can restrict outgoing and incoming access to network addresses.

The physical address of a device.

A harmful software that is disguised as something useful.

A series of steps designed to solve a problem.

A computer architecture part that transfers data and signals between the computer components.

A set of rules on how a computer communicates

Instructions in binary used by the CPU

A computer system that forms part of an electronic device e.g washing machine

Secondary storage device using lasers to read (and write) data to a reflective surface.

A stored set of instructions for a computer to execute.

Solid-state memory used as portable, low cost secondary storage

Special high speed memory used by a computer.

Main memory of a computer that stores data, applications and the OS whilst in use.