True/False
Indicate whether the sentence or statement is true
or false.
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1.
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Wireless access to network resources can improve the quality and productivity of
meetings.
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2.
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Early
adopters of wireless LANs were sometimes called “racehorses”.
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3.
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Several vendors are working on comprehensive network management solutions that
integrate wireless networks into the same deployment, operations, and management as a wired
network.
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4.
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When
considering the number of users who will be associated with an access point, it is only necessary to
count the number of users, not the type of work they do.
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5.
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Establishing and staffing an internal help desk is one of the most effective means of
support.
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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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What
do many industry experts believe is the greatest opportunity for business-process improvement at the
beginning of the 21st century? a. | access to the Internet from employee’s
desks | b. | extending network access to employees who are away from their
desks | c. | providing wireless hotspots in rural
communities | d. | All of the above | | |
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7.
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What
is the single most important tool in any business? a. | mainframe | c. | information | b. | database | d. | personal networked computer | | | | |
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8.
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According to a study conducted by NOP World–Technology, wireless LANs enable
users to be connected to network resources ____ additional hours per day.
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9.
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Which
organization would most likely not benefit from the introduction of a wireless LAN? a. | business that is
rapidly losing market share and has changed CEOs three times in the last 18
months | b. | business that has captured a niche in the marketplace and
currently has no serious competitors | c. | organization that is fighting a fierce battle with its
competitors | d. | they would all benefit | | |
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10.
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Which
of the following should be included when documenting current network setup? a. | benefits of
wireless technology | b. | hours spent using the network by each
employee | c. | types of clients | d. | competitors to
the organization | | |
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11.
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____
is considered a hard benefit. a. | Cost reduction | c. | Faster responsiveness | b. | Productivity | d. | Improved
employee satisfaction | | | | |
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12.
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According to NOP-World Technology, ____ percent of end users said that a WLAN improves
their quality of life by increasing flexibility and productivity, and saving time.
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13.
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____
should be considered when calculating ROI. a. | Customer satisfaction | c. | Training | b. | Implementation
costs | d. | All of the
above | | | | |
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14.
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What
is the second step in the wireless LAN model developed by Intel? a. | implement a
pilot | c. | assemble
data | b. | develop a
report | d. | calculate
ROI | | | | |
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15.
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Intel
recommends that once the ROI model is complete, larger organizations should return to step
____.
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16.
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A(n)
____ provides wireless LAN service, for free or for a fee, from a variety of public areas, including
coffee shops, public libraries, and airport lounges. a. | wireless
gateway | c. | hotspot | b. | infrastructure network | d. | ad hoc network | | | | |
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17.
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When
determining which standard to use, if there are other devices in the immediate area that use the
2.4GHz wireless spectrum, such as portable telephones and microwave ovens then the ____ standard,
which uses the 5 GHz wireless spectrum, might be the best solution. a. | 802.11a | c. | 802.11g | b. | 802.11b | d. | 802.11 pre-N | | | | |
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18.
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Only
in areas where low bandwidth is acceptable or an ad hoc wireless network will be used should ____
networks be considered. a. | 802.11a | c. | 802.11g | b. | 802.11b | d. | 802.11
pre-N | | | | |
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19.
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What
is a disadvantage of thin access points? a. | complicated network management | b. | handoff time is
increased | c. | very expensive | d. | all thin access
points and switches are proprietary | | |
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20.
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____
generates low interference. a. | Wood | c. | The human body | b. | Wire mesh in
glass | d. | Concrete | | | | |
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21.
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____
generates the highest level of interference. a. | Marble | c. | Paper | b. | Bulletproof
glass | d. | Metal | | | | |
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22.
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Two
adjacent access points that use the same ____ can cause interference and lost
frames. a. | station | c. | hotspot | b. | channel | d. | ESS | | | | |
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23.
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Which
channels in IEEE 802.11b and 802.11g networks do not overlap? a. | 1, 2, and
3 | c. | 1, 6, and
11 | b. | 1, 5, and
8 | d. | 1, 10, and
20 | | | | |
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24.
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In a
802.11b network, how many power users should be associated with one access point?
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25.
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What
should you do when electrical alternating current power is not available near the AP
location? a. | move it to
another location | c. | use a
battery | b. | use wireless power | d. | user Power over Ethernet | | | | |
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26.
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____
is one of the most effective strategies for providing support for a new wireless
network. a. | Creating formal
user support groups | b. | Assigning support to the information technology
department | c. | Maintaining a help desk | d. | Outsourcing
support to a third party | | |
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Completion
Complete each sentence or
statement.
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27.
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The
basic steps in planning include assessing needs, weighing the benefits, and calculating the
____________________.
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28.
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____________________ benefits are benefits that can be easily measured or
quantified.
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29.
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____________________ is a standard measure of the profitability of a
project.
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30.
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Wireless ____________________ provide a single mechanism for managing and monitoring
the wireless network.
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31.
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Channel ____________________ calls for adjacent access points to use nonoverlapping
channels so that the access point using one channel will not interfere with its
neighbor.
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Matching
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Match each term with the correct statement below. a. | ad
hoc | f. | Point-to-multipoint remote wireless bridge | b. | plenum | g. | soft
benefits | c. | current network table | h. | thin access point | d. | fat access
point | i. | hard
benefits | e. | ROI | | | | |
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32.
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standard measure of the profitability of a project
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33.
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benefits that are difficult to quantify
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34.
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management functions of a WLAN such as user authentication, encryption, and access
point configuration are included within the AP itself
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35.
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independent local area network not connected to a wired infrastructure
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36.
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summary of information about current network topology
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37.
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air
handling space above drop ceilings
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38.
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access points that lack management functions
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39.
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benefits that can be easily measured or quantified
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40.
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used
to connect multiple LAN segments
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Short Answer
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41.
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Two
significant changes in the business world have occurred in the last 15 years. What are
they?
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42.
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What
information should be included in the current network document?
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43.
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List
and describe two soft benefits of WLANs.
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44.
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What
is the final step in the wireless LAN model developed by Intel Corporation?
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45.
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List
the seven different deployment scenarios for WLANs.
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46.
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What
are thin access points? Describe some of the benefits of using them.
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47.
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What
are the considerations for arranging access points in an ad hoc configuration?
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48.
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In
buildings that have a false ceiling (sometimes called a drop or suspended ceiling), there is a
temptation to simply remove a ceiling tile, place the access point in the space above the ceiling,
and then replace the tile. Why is this a bad idea?
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49.
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Describe the importance and benefits of training users while deploying a wireless
network.
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50.
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What
are some suggestions for preparing the help desk to deal with a wireless LAN
deployment?
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