CSE 110 Lecture Notes - Lecture 1: Eniac, Control Order, Analytical Engine
23 Dec 2019
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Module 3 written assignment 17 - 19. Module 8 written assignment 24 - 26. 1801: joseph-marie jacquard"s loom where punch cards controlled the pattern being woven. 1822: charles babbage"s analytical engine was 1st programmable computer w/ integrated memory, arithmetic logic unit and control flow. 1946: 1st general purpose computer capable of being reprogrammed to solve computing problems (eniac) 1970s: computers got smaller and more powerful. Embedded computers appeared in mass -- cars, watches, etc. Hardware - tangible parts of computer system. Input -- processor (cpu) -- secondary memory (slower, persistent) and -- main memory (fast, temporary) and -- output. Compiler - translates a program from high level to low level language the computer can run. Compiler generates the . class file which contain the bytecode that you cannot edit. Code looks like: public class hello { public static void main(string[] args) { Source code = stored in . java files. Create 1 folder per program (can be many . java files)
