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Study Guide

COMP 102- Final Exam Guide - Comprehensive Notes for the exam ( 49 pages long!)

49 Pages

Computer Science (Sci)
Course Code
COMP 102
Claude Crepeau

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[COMP 102] Comprehensive fall guide including any lecture notes, textbook notes and exam guides.find more resources at History of Computers Wednesday, September  7, 2016 4:05 PM What is a Computer? • Electronic device capable of receiving information data) • Input‐>algorithm ‐>output • Notion of reprogrammability • Notion of state and memory • Discrete object has defined boundaries Problem Given a list of numbers, find the largest 1. If the list is empty, there is no largest 2. Assume the first element is largest 3. Continue to the next element. If it is larger, make it the new  largest number 4. If the last number is not the largest, the curralgest number  is the largest in the list Computer Components 1. Disk space (storage) 2. Memory (RAM) 3. CPU (central processing unit) Algorithm • A self contained step by step set of operations toe performed • Step by step: the context has to be specific • Self containedness makes comp programs much more com plex  than english • Program: list of instructions telling comp what to do in a  predefined way • Watch gears have elements of computing and algorithms • Antikythera mechanism • Napier's bones • Organs and watches considered most complicated devic es up  till 1800s Computers vs compsci • Hardware vs informatics find more resources at
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