Flashcards
1.1 Component 1
Cards in this deck (18)
- 1computeran electronic device that takes an input, processes the data and makes an output
- 2computer programa set of instructions that allow a process to be carried out
- 3memorystores a program and data
- 4CPUcentral processing unit
fetches, decodes and executes data - 5fixed programa program with a set purpose.
- 6programsa collection of instructions that perform a specific task
- 7ALUarithmetic logic unit
performs calculations and logical decisions - 8CUcontrol unit
sends signals to tell the other components how to respond to the instructions that have been sent to the processor - 9cachetemporary storage of instructions and data that have been read and written from the main memory
- 10PCprogram counter
holds the address of the next instruction in the main memory - 11MARmemory address register
holds the address of where the data is to be fetched or stored - 12MDRmemory data register
holds the data fetched from, or to be written in memory - 13ACCaccumulator
holds the results of calcualtions - 14stored program computera device with changeable programs
- 15clockspeednumber of instructions you could get in a given time.
- 16corerecieves instructions and acts upon them
- 17embedded systema computer system with a dedicated function within a larger mechanical or electrical system
- 18microcontrollersCPUa with integrated memory
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- computer science component 1 OCR Craig and Dave summary videos.
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- Olivia Szydlo
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