True/False
Indicate whether the sentence or statement is true
or false.
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1.
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A
large amount of equipment is required to create a wireless LAN.
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2.
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A WAP
cell phone runs a tiny browser program called a microbrowser that uses Wireless Markup Language (WML)
instead of HTML.
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3.
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Some
airlines use WLAN technology to communicate with the aircraft once it has parked or is taxiing on the
ground.
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4.
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A
cold site is a fully functional office space generally run by a commercial disaster recovery
service that allows a business to continue computer and network operations to maintain business
continuity.
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5.
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It is
well documented that high levels of RF can produce biological damage.
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Multiple Choice
Identify the
letter of the choice that best completes the statement or answers the question.
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6.
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At
what rate is the number of wireless hostpots increasing each year?
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7.
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What
type of device is used for communication in a fixed broadband wireless network? a. | antenna | c. | electrical
wiring | b. | cable | d. | handheld | | | | |
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8.
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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 | | |
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9.
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How
many millions of bits per second can be transmitted in a Wi-Fi network?
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10.
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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 | | | | |
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11.
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____
is a low-power wireless data and voice transmission technology. a. | Bluetooth | c. | WAP | b. | AP | d. | Wi-Fi | | | | |
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12.
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A
Bluetooth network that contains one master and at least one slave device forms a
____. a. | winet | c. | piconet | b. | subnet | d. | cycle | | | | |
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13.
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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) | | |
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14.
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What
is the maximum transmission distance for FSO? a. | 4 miles | c. | 10 miles | b. | 6.4
miles | d. | 100
miles | | | | |
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15.
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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 | | |
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16.
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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 | | | | |
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17.
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What
is the range of transmission for a WPAN? a. | 3 feet | c. | 14 feet | b. | 10
feet | d. | 22
feet | | | | |
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18.
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Which
sector of the economy has adopted wireless technology most completely? a. | education | c. | travel | b. | construction | d. | business | | | | |
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19.
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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 | | | | |
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20.
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An
increasingly ____ workforce is one characteristic of today’s business world. a. | less
experienced | c. | younger | b. | technically challenged | d. | mobile | | | | |
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21.
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____
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 | | | | |
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22.
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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 | | |
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23.
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The
____ technology has a transmission distance of up to 10 meters. a. | RFID | c. | WiMax | b. | Bluetooth | d. | GSM | | | | |
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24.
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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 | | | | |
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25.
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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.
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26.
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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 | | | | |
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Completion
Complete each sentence or
statement.
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27.
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Public ____________________ are locations where wireless data services are
available.
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28.
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A(n)
____________________ cable connects the AP to a wired LAN or to the Internet.
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29.
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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).
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30.
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Many
hospitals use laptop computers on mobile carts with barcode scanners or ____________________ readers
and a wireless network interface card.
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31.
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Wireless devices operate using ____________________ signals, creating the potential
for two types of signal interference.
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Matching
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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 | | | | |
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32.
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provides a standard way to transmit, format, and display Internet data for devices
like cell phones and handheld devices
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33.
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alternative to high-speed fiber optic transmissions
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34.
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small
radio transceivers built onto microprocessor chips
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35.
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unauthorized individuals actively searching for wireless signals to pick
up
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36.
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wireless transmissions between devices that cannot be mobile
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37.
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special software that helps identify other Bluetooth devices
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38.
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wireless NIC
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39.
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tags
used to identify items
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40.
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translates between WML and HTML
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Short Answer
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41.
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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.
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42.
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What
are the components of a wireless network?
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43.
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Describe free space optics (FSO) wireless technology.
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44.
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What
is the difference between radio frequency identification (RFID) and a barcode?
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45.
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Explain how wireless LANs are beneficial to both teachers and students in an
educational setting.
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46.
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How
do airlines use wireless technology to improve aircraft maintenance?
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47.
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Describe the use of wireless technology in the construction industry.
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48.
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What
is the primary advantage of wireless technology?
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49.
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How
does wireless technology provide increased reliability for networks?
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50.
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What
are two of the unique challenges posed by wireless networks?
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