Video Summary 1 Topics covered in the videos 1.07, 1.09 and 1.11 * Ports * Connectors * Monitors * Video buses * Troubleshooting * Printers Ports * Serial ports transmit data 1 bit at a time. They are usually male and have 9-25 pins. * Parallel ports transmit data 8 bits at a time and are generally female with 25 pins. * Game ports have 15 pins laid out in two rows (female). * Video monitors have 15 pins but are laid in three rows (male) Connectors *
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OPERATING SYSTEMS ASSIGNMENT #1 HARDWARE (OPERATING SYSTEM RESEARCHED: LINUX) A common boast among Linux kernel developers is that Linux supports more devices than any other operating system in history. Indeed, device drivers account for more than half of the code in the Linux kernel. However, many devices exist that are still unsupported by Linux, and one of the best ways for a developer to get his or her code into the Linux kernel is by writing a driver for one of these. Writing a driver
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Economics of Competitive Strategy Professor R. Preston McAfee Apple Computer Inc.: Digital Connectivity in the Age of the Maturing PC 8 April 2002 Group : Alp Buyukuygur Yuma Maris Amit Bhardwaj Brief Background Apple Computer is a major developer, manufacturer, and marketer of personal computers and peripheral products for sale primarily to the business, creative, education, government, and consumer markets. Apple also sells operating systems, utilities, languages, developer tools
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CompTIA A+ Certification Exam Objectives EXAM NUMBER: 220-901 About the Exam Candidates are encouraged to use this document to help prepare for CompTIA A+ 220-901. In order to receive the CompTIA A+ certification, you must pass two exams: 220-901 and 220-902. CompTIA A+ 220-901 measures the necessary skills for an entry-level IT professional. Successful candidates will have the knowledge required to: • Assemble components based on customer requirements • Install, configure and maintain
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A typical ATX motherboard consists of these ports: PS2 for the mouse and keyboard ports Parallel port to connect with printers 9-pin serial ports (legacy) for direct connection to another computer or to a legacy modem USB port IEEE 1394a (FireWire 400 Mbps) and
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hot-swappable, and automatically detected and configured. • SCSI – small computer systems interface. Used to communicate with peripheral hardware (printers, external drives, etc.). Mainly found in server farms. Most PC’s now use USB. (Rouse) • IEEE 1394/FIREWIRE – used for streaming media. Expected to replace SCSI. Fast, hot-swappable, serial. • MULTI-MEDIA – includes ports for external I/O devices such as microphones, earphones, speakers. Color-coded. • PS/2 TECHNOLOGY – 3rd generation IBM multi-media
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* B-Connector * Plugs into device * SUPPORTS 127 SIMULTANEOUS DEVICES*** * SCSI * Narrow SCSI * 50-pin * Type A * Wide SCSI * 68-pin * Type P * IEEE 1394 * FireWire * Serial connection * Fast * Streams Media * Was expected to replace SCSI * Multimedia * Microphone * Earphones * Speakers * All color coded * Audio Green and Blue
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TIME LINE: 1985-1997 : Sculley (1985-1993) Desktop publishing and education Apple into the corporate world Desktop publishing (Aldus Pagemaker) Networking and connectivity 1990 market share stabilised at 8% Education market actually 50% market share Apple customers “love their Macs”vs IBM users “put up with” their machines Apple and IBM formed a JOINT VENTURE to create a new OS and other software. 1985-1997 : M Spindler and G Amelio (1993-1997) Reinvigorate core markets (education K-12 and
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Meters * A-Connector * Larger, plugs into PC * B-Connector * Smaller, plugs into device * Narrow SCSI * 50 pin * Type A * Wide SCSI * 68 pin * Type B * IEEE 1394 – Firewire * Serial * Foot * Hot swappable * Used for streaming media * Expected to replace SCSI * Multimedia (color coded) * Earphones * Microphones * Speakers Video 1.09 - Video Types of Monitors
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Unit 3 Assignment 1: Video Summary 1 2) Video one talks mostly about ports and the different kinds of ports that are used in computers today. It also covers what a modem is, its uses, and its speed. Video one teaches us what the difference of a wide SCSI and a narrow SCSI. The video shows all the different ports with all their pins and tells us whether they are male or female. One thing I have definitely learned from this video is what USB stands for and what it actually is. I also learned the difference
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