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Chapter 5 - Supporting I/O Devices Basic Principles of Peripheral Installations 1. In general, what are the three things needed by a device? (208) 2. Sometimes a bus controller is assigned a single set of resources for all the devices using the bus. List four bus types that have a controller to manage devices on the bus. (208-209) 3. Why are internal devices generally less expensive than external devices? (211) 4. What is the most likely problem if you install a new (especially Plug-and-Play) expansion card, and it does not work? (212) Using Ports and Expansion Slots for Add-on Devices 5. List the different port types in order of decreasing speed, with their speed ratings. (214) 6. How do you identify a serial port on the back of the computer case, and what are the connector types called? (214) 7. If you think of the actual serial port (the DB-9 or DB-25 connector) as a physical port, then how would you view COM1 and COM2? (215) 8. In reality, COM1 is just a convenient way of saying what?
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Title: None
Words: 846
Rating: None
Pages: 3.4
submitted by: NIKS6T6
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