CSCI 206 Lecture 3: Computer Abstractions
29 Apr 2019
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Computer abstractions s technology what"s in a computer ? monitor screen to move keyboard for input memory units ( cpu , power units , etc ) Moore "s law the number of transistors on a chip will double every 2 years ( 48 months ) personal computers : general purpose , run a wide variety of 3rd party software , strong. Aluifpuimmui gpu logic functions / sequential circuits lower : logic gates abstractions applications software (web browser , pdf , music player, ( libraries , compiler, assembler , linker . software systems operating system (task scheduling , Isa : instruction set architecture interface between hardware s low - level software registers , instruction set , addressing modes , etc . everything you need to know to build a working machine language program. : systems abstractions , between systems s applications keypoint. Law abstraction used in hardware s software (cid:8869) isa ( instruction set architecture ) (cid:8869)
