Netw4009 Lecture 2 Exam
- 1.802.16 IEEE is a Wireless standard for ……………?
- A.
5th generation of WiFi
- B.
Ultra Wide Band
- C.
Wireless Interoperability Microwave Access
- D.
Wireless Broadband Networks
- 2.An event where a mobile node switches from one Bluetooth network to WLAN network is called:
- A.
Upward vertical handover
- B.
Downward vertical handover
- C.
Communication disconnection
- D.
None of the above
- 3.A Personal Area Network is another name for:
- A.
Bluetooth
- B.
WiMAX
- C.
UMTS
- D.
WLA
- 4.Among the following, the cheapest wireless communications technology is
- A.
3G
- B.
4G
- C.
WiMax
- D.
Mobile-Fi
- 5.Ubiquitous computing refers to the concept of:
- A.
Many users for one computer
- B.
Many computers for many users
- C.
Many computers for one user
- D.
All above are wrong.
- 6.Which one is the correct expression?
- A.
Access Point function in Wireless LAN is similar with the Hub/Router in Wired LAN
- B.
A Wireless LAN repeater extends the range of a wireless LAN
- C.
Answer a and b are correct
- D.
All are wrong answers.
- 7.IEEE 802.16e and 802.20 are a wireless standard for?
- A.
Fixed WiMax & Mobile WiMax
- B.
Mobile WiMAX & Wireless Broadband
- C.
Nomadic WiMAX & Ultra Wide Band
- D.
Broadband WiMAX & 5G WiFi.
- 8.WiMAX networks offer better ____________ over 3G mobile networks?
- A.
Speed & price
- B.
Range & security
- C.
Mobility & price
- D.
Security & speed.
- 9.Auto-healing algorithms are used by wireless networks to solve problems related to
- A.
Crappy links
- B.
Self-interference
- C.
Link failure
- D.
Contention.
- 10.Ubiquitous networking touches on a wide range of research topics and applications including distributed computing, mobile computing, sensor networks, human-computer interaction, and _____________________.
- A.
Artificial intelligence
- B.
Algorithms
- C.
Grid computing
- D.
Clustering.
- 11.The primary radio configuration settings in an Access Point that significantly impact signal coverage (range) are?
- A.
Power management and antenna type
- B.
SSID and transmit power
- C.
Transmit power and antenna type's
- D.
SSID and power management.
- 12.IEEE 802.20 is a Wireless standard for ……………?
- A.
5th generation of WiFi
- B.
Ultra Wide Band
- C.
Wireless Interoperability Microwave Access
- D.
Wireless Broadband Networks.
- 13.The Wi-Max IEEE 802.16 is the new radio systems technique that offers high speed data rates, medium distances range and with a lot of potential broadband applications, what is the typical bitrates of Wi-Max?
- A.
10 Mbps
- B.
10-100 Mbps
- C.
100 Mbps
- D.
11-54 Mbps.
- 14.For Mobile WiMAX, frequency bands falls between (in Ghz):
- A.
2 and 6
- B.
3 and 5
- C.
3 and 6
- D.
2 and 11.
- 15.Ubiquitous computing refers to the concept of:
- A.
Many users for one computer
- B.
Many computers for many users
- C.
Many computers for one user
- D.
Many devices for one user.
- 16.Which one is the correct expression?
- A.
Access Point function in Wireless LAN is not similar with the Hub/Router in Wired LAN
- B.
A Wireless LAN repeater extends the range of a wireless LAN
- C.
Answer a and b are correct
- D.
All are wrong answers.
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