CSC 1350 : CSC 1350 - Exam 1 Notes
Document Summary
Anatomy of computer: hardware, physical components with which computer is made, keyboard, memory modules, cpu (central processing unit, brain of computer, have control unit and alu (arithmetic logic unit) Control unit 1) fetch instruction 2) decodes 3) determines what part of computer executes instruction: supervisor, chip, transistors, storage, primary. Store front // more critical // everything runs from here: secondary. Tapes, cd"s: most basic unit for measuring storage is bit. 1mb = 2^20: software, programs executed on computer, microsoft word. Java is portable: machine independent, doesn"t get compiled to machine code, has a jvm am emulator, gets compiled to byte code (assembly) Class: collection of objects, all the names are a collection that describe human, construct that models/describes an object, blueprint. Object: entity that encapsulates data (attributes) and set of operations (actions, operation can be used to manipulate the data, example or instance of a class, john is an instance of a human etc.
