1: | What form factors are common for wireless PAN radio cards? |
A1: | Answer: PC Card and CF. |
2: | What application can strongly benefit through the use of a wireless USB adapter (also referred to as a wireless dongle)? |
A2: | Answer: Any application that can benefit from interfacing with a PC or laptop through the USB port, such as PDA, wireless mouse, and wireless digital camera for synchronization purposes. |
3: | When would the use of a wireless PAN router make sense? |
A3: | Answer: For applications limited to the size of a room, such as in homes and small offices. |
4: | What is the general maximum coverage area of a wireless PAN? |
A4: | Answer: Within 30 feet, such as within a room. |
5: | Which IEEE standards group uses Bluetooth as the basis for the standard? |
A5: | Answer: 802.15. |
6: | In what frequency band does Bluetooth operate? |
A6: | Answer: 2.4 GHz. |
7: | What is the primary issue of using Bluetooth around 802.11 wireless LANs? |
A7: | Answer: They both operate in the same 2.4 GHz frequency band, which can result in interference and degradation in performance. |
8: | A Bluetooth-enabled device is always transmitting. True or false? |
A8: | Answer: False. |
9: | What is the highest possible data rate of an IrDA device? |
A9: | Answer: 4 Mbps. |
10: | What is a benefit of IrDA as compared to Bluetooth? |
A10: | Answer: IrDA is immune from RF interference with wireless LANs. |