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Understanding Peripheral Devices and I/O: Overview of PPM and Ports

This article provides insights into I/O devices and peripherals, including concepts like PPM measurement, port types like USB and HDMI, and the purpose of CDs in peripherals. Learn about printer speeds, display resolutions, and the significance of device drivers.

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Understanding Peripheral Devices and I/O: Overview of PPM and Ports

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Presentation Transcript

  1. CS 101 Attendance I/O devices 2/20/14

  2. Ppm is a measure of • Printer speed • Printer duty cycle • Display resolution • A and B

  3. Kinds of ports include • USB • FireWire • HDMI • All of the answers

  4. Some peripherals come with a CD. Why? • There are videos showing you how to operate the video • It is a copy of the warranty of the device • It contains one or more device drivers to allow the OS to operate the device • None of the answers

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