CSC 225: Computer Hardware

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Module 7 Assignment

This assignment is based on chapter 9.

1. Identify the two common technologies used by keyboards to make key contact.
2. What are the two mouse technologies?
3. Which IRQ is normally assigned to a motherboard mouse port?
4. Identify the two kinds of LCD Panels.
5. What does the term refresh rate mean?
6. How do interlaced monitors differ from noninterlaced monitors?
7. What are the five methods of data transfer used by video cards?
8. Describe a Serial Port. Include the maximum speed, data transmission and what a name like "DB9" means.
9. What are the three categories of parallel ports?
10. USB devices are hot-swappable/hot-pluggable. What does that mean?
11. What manages the USB bus?
12. How many IEEE 1394 devices can be supported by one host controller?
13. What is isochronous data transfer?
14. What manages the PCI Bus and any installed expansion cards?
15. Describe how IRQs (Interrupts) are used by the PCI Bus.

Know the following terms:

• Dot Pitch
• ECP/EPP
• IEEE 1284
• IEEE 1394
• ISA
• Pixel
• PCI
• Resolution
• UART

This page last modified on 08/22/2009