ETEK1500-MOD-01  Student: _______________________________________

Multiple Choice Identify the letter of the choice that best completes the statement or answers the question.

____ 1. At what rate is the number of wireless hostpots increasing each year? a. 50% c. 350% b. 200% d. 500%

____ 2. What type of device is used for communication in a fixed broadband wireless network? a. antenna c. electrical wiring b. cable d. handheld

____ 3. Where can a RFID tag be read? a. only when next to the scanner b. anywhere within the range of a transmitted radio signal c. only within the line of sight of the scanner d. when physically connected to the scanner

____ 4. How many millions of bits per second can be transmitted in a Wi-Fi network? a. 9 c. 19 b. 11 d. 21

____ 5. In a wireless network, the ____ acts as a base station to receive the signals and transmit signals back to the wireless network interface cards in the other wireless devices. a. cable c. network interface card b. wireless adapter d. access point

____ 6. ____ is a low-power wireless data and voice transmission technology. a. Bluetooth c. WAP b. AP d. Wi-Fi

____ 7. A Bluetooth network that contains one master and at least one slave device forms a ____. a. winet c. piconet b. subnet d. cycle

____ 8. Which of the following technologies came first chronologically? a. Integrated Services Digital Networks (ISDN) b. leased transmission lines c. T-1 lines d. digital subscriber lines (DSL)

____ 9. What is the maximum transmission distance for FSO? a. 4 miles c. 10 miles b. 6.4 miles d. 100 miles

____ 10. Where must a WiMax transmitter be located? a. anywhere in a building b. anywhere on upper floors of a building c. by a window in the upper floors of a building d. on the roof of a building

____ 11. When a Web server sends a Web page back to a PC, it is only sending HTML code; the ____ is responsible for interpreting that code and displaying the results on the screen. a. gateway c. Web browser b. desktop d. Web interpreter

____ 12. What is the range of transmission for a WPAN? a. 3 feet c. 14 feet b. 10 feet d. 22 feet

____ 13. Which sector of the economy has adopted wireless technology most completely? a. education c. travel b. construction d. business

____ 14. What type of device is used in the medical field to diagnose digestive problems without surgery? a. video pill c. wireless LAN b. RFID d. barcoded medications

____ 15. An increasingly ____ workforce is one characteristic of today’s business world. a. less experienced c. younger b. technically challenged d. mobile

____ 16. ____ give team-based workers the ability to access the network resources that they need while collaborating in a team environment. a. Barcodes c. Video pills b. RFIDs d. WLANs

____ 17. Why is a WLAN less expensive for business than a wired LAN? a. equipment is less expensive b. no need to tunnel through walls and ceilings to install cable c. wireless equipment does not need to be upgraded d. All of the above

____ 18. The ____ technology has a transmission distance of up to 10 meters. a. RFID c. WiMax b. Bluetooth d. GSM

____ 19. If an organization’s data processing center becomes inoperable, it can move all data processing operations to a ____, often within an hour. a. recovery location c. cold site b. neutral site d. hot site

____ 20. An employee who purchases an access point and secretly brings it into the office in order to provide personal wireless access has installed what is known as a ____ access point. a. rogue c. cold b. hot d. war

____ 21. What aspect of RF may produce biological damage? a. cooling effects c. waves passing through the brain b. heating effects d. waves damaging the eyes

Completion Complete each sentence or statement.

22. Public ____________________ are locations where wireless data services are available.

23. A(n) ____________________ cable connects the AP to a wired LAN or to the Internet.

24. With ____________________ broadband, also known as WiMax, the signal is transmitted between the antennas of the buildings at speeds up to 75 Mbps and at distances up to 53 kilometers (35 miles).

25. Many hospitals use laptop computers on mobile carts with barcode scanners or ____________________ readers and a wireless network interface card.

26. Wireless devices operate using ____________________ signals, creating the potential for two types of signal interference.

Matching

Match each term with the correct statement below. a. link manager f. wireless application protocol b. fixed broadband wireless g. radio frequency identification c. WAP gateway h. war driving d. radio modules i. free space optics e. wireless adapter

____ 27. provides a standard way to transmit, format, and display Internet data for devices like cell phones and handheld devices

____ 28. alternative to high-speed fiber optic transmissions

____ 29. small radio transceivers built onto microprocessor chips

____ 30. unauthorized individuals actively searching for wireless signals to pick up

____ 31. wireless transmissions between devices that cannot be mobile

____ 32. special software that helps identify other Bluetooth devices

____ 33. wireless NIC

____ 34. tags used to identify items

____ 35. translates between WML and HTML

Short Answer

36. Amanda’s car is equipped with hands-free cellular calling based on the Bluetooth wireless standard. Explain how this device helps Amanda during her commute.

37. What are the components of a wireless network?

38. Describe free space optics (FSO) wireless technology.

39. What is the difference between radio frequency identification (RFID) and a barcode?

40. Explain how wireless LANs are beneficial to both teachers and students in an educational setting.

41. How do airlines use wireless technology to improve aircraft maintenance?

42. Describe the use of wireless technology in the construction industry.

43. What is the primary advantage of wireless technology?

44. How does wireless technology provide increased reliability for networks?

45. What are two of the unique challenges posed by wireless networks?