CS 107 Fall Semester 2004 Section 51 Test #1 Review

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First Exam - October 5, 2004 - 5:30pm Covers: Chapters 1-4, 11 from Computer Confluence Topics - in no particular order - Paradigm Shift - Industrial to Information What is causing this shift How does the paradigm shift effect us today Data vs. Information Computer History ENIAC/UNIVAC Computer Generations - Vacuum Tube/Transistor/Silicon Chip Moore's Law IBM PC Apple Computers Internet / World Wide Web Y2K Today's Computers Super computer/ mainframe Servers/Workstations PC's/Desktop/Laptop/Hand held Embedded/Special purpose Four things a computer can so Receive I/P Produce O/P Process data Store data Bit - Binary digit Byte - 8 bits What can bits represent Numbers Characters Instructions Parts of a Computer System Motherboard Bus CPU Memory Peripherals Expansion Slots/Cards Ports What can a CPU do Add numbers Perform logical comparisons Communication w/ parts of the system via memory Parts of the CPU & jobs they perform Prefetch unit Decode unit Control unit Registers ALU - Arithmetic/Logic unit Cache memory Bus CISC chip vs. RISC chip Word/Word size - how can this effect the speed of the computer system Computer Memory - how does it work Addressing Volatile vs. Non-volatile RAM ROM CMOS Flash Memory Input Devices Output Devices Storage Devices Software - what is it Operating System Kernel Utility programs User Interface Currently available operating systems File management Applications - Types of application software Compilers Algorithm Heuristics Source code Executable code