Hardware Vocab 0.0 / 5 ? ComputingHardwareGCSEOther Created by: hahaheart1Created on: 01-05-17 15:36 A computer system buily within a larger device embedded system 1 of 24 Where data is processed, decisions are made and actions are initiated processor 2 of 24 bundle of wires that carry signals between the different parts of the computer system buses 3 of 24 physical devices such as monitors, keyboard and hard disk drives hardware 4 of 24 Consists of all the programs that a computer system needs in order to function and is stored on the hardware software 5 of 24 All the components in an embedded system are on a single one of this printed circuit board 6 of 24 Contains the program memory 7 of 24 controls other devices, excecutes the instructions and processes the data central processing unit 8 of 24 the design in which both the program and data were stored in the same memory von Newmann architecture 9 of 24 instructions and data are moved from the random access memory to the CPU fetch 10 of 24 control unit interprets the instruction and decides which instruction to perform decode 11 of 24 instruction is carried out execute 12 of 24 decodes the instruction and carries it out. sends out control signals to other parts of the CPU control unit 13 of 24 performs calculations arithmetic and logic unit 14 of 24 temporary store of data so information can be retreived quickly by the CPU when it is needed for the program it is running. it is volatile RAM 15 of 24 integrated circuit on a chip that is programmed with specific instructions to perform a particular function when it is manufactured. not volatile ROM 16 of 24 basic input/output system - controls what happens when the computer is switched on BIOS 17 of 24 storage locations within the CPU registers 18 of 24 regulates the timing and speed of all the computer functions clock 19 of 24 vibrates at a particular frequency when electricity is applied to it quartz crystal 20 of 24 the rate at which instructions are processed. measured in cycles per second. 1cps is a rate of 1 hertz clock speed 21 of 24 cores working together on different parts of the same program parallel processing 22 of 24 cores working on different programs at the same time multitaking 23 of 24 temporary data store so that data can be accessed very quickly when needed cache 24 of 24
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