True/False
Indicate whether the sentence or statement is true
or false.
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1.
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One
of the most important considerations in choosing media is cost.
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2.
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Fiber
is always faster than copper.
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3.
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Multi
mode fiber is faster because it allows multiple data streams to travel at one time.
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4.
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Glass
fiber cables are faster than plastic.
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5.
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Copper is more secure than fiber because eavesdropping it quite easy in copper
cabling.
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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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This
part of the network defines the "rules" for communication.
a. | Protocols | b. | Transmission Media | c. | Connectivity
Devices | d. | Network operating system | | |
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7.
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This
access method asks each computer if it has data to send before allowing the data to be
sent.
a. | CSMA/CA | b. | CSMA/CD | c. | Polling | d. | Token Passing | e. | c and
d | | |
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8.
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This
access method sends around a special frame to each computer. If a computer has data to send, it
captures the special frame and sends the data.
a. | CSMA/CA | b. | CSMA/CD | c. | Polling | d. | Token Passing | | |
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9.
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What
type of cabling is used in FDDI?
a. | Cat 5 | b. | Cat
4 | c. | Coaxial | d. | Fiber optic | | |
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10.
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Media
that is physically attached from one device to another is known as: a. | boundless | c. | boundary | b. | bounded | d. | binded | | | | |
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11.
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a. | Fiber optic | c. | UTP cable | b. | Coaxial
cable | d. | STP
cable | | | | |
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12.
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a. | Fiber optic | c. | UTP cable | b. | Coaxial
cable | d. | STP
cable | | | | |
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13.
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This
can take the form of a broadcast message. a. | simplex | c. | full duplex | b. | half
duplex | d. | complex | | | | |
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14.
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In
this communication, both computers can talk, but not at the same time. a. | simplex | c. | full
duplex | b. | half duplex | d. | complex | | | | |
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15.
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This
is a wireless security protocol that was developed with 802.11b and encrypts data for end to end
protection.
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16.
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The
original wireless LAN technology a. | 802.11 | c. | 802.11b | b. | 802.11a | d. | 802.11g | | | | |
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17.
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Runs
at 11 Mbps a. | 802.11 | c. | 802.11b | b. | 802.11a | d. | 802.11g | | | | |
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18.
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Which
is more reliable?
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19.
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This
kind of LAN does NOT use token based access method.
a. | FDDI | c. | Token
Ring | b. | Arcnet | d. | Ethernet | | | | |
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20.
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In a
token ring network, what must a computer do before transmitting data? a. | Listen to the
media | c. | Wait for the
beaconing frame and capture it | b. | Capture a frame called a token | d. | It sends data out at random intervals and does not wait for
anything | | | | |
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21.
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Which
of these types of access methods will not cause a slow down in network traffic? a. | Token | c. | Polling | b. | CSMA/CD | d. | All of them can cause slow downs | | | | |
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22.
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This
kind of fiber uses one core to allow one beam of light to show through. a. | Single
mode | c. | Flashlight
mode | b. | Multi
mode | d. | Fiber
mode | | | | |
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23.
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a. | RJ45 | c. | IBM Data Connector | b. | RJ11 | d. | BNC | | | | |
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24.
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a. | RJ45 | c. | IBM Data Connector | b. | RJ11 | d. | BNC | | | | |
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25.
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a. | RJ45 | c. | IBM Data Connector | b. | RJ11 | d. | BNC | | | | |
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Completion
Complete each sentence or
statement.
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26.
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Which
of the following are used for Ethernet networks? Choose all that apply.
A. Fiber optic
B. Cat 2
UTP
C. Cat 5 UTP
D. Coaxial
Type the letters of the answers below in order, all small letters,
with no spaces.
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27.
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When
installing UTP above a drop ceiling, you must use ____ rated cable.
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28.
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This
is the measure of the capacity of a network.
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29.
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One
channel is used for all transmissions in a _________________ network.
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30.
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Multiple channels are used for transmissions in a _________________
network.
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31.
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Polling adds a lot of ____ traffic to a network.
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32.
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In a
____ based LAN any computer can transmit data at any time.
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33.
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In a
____ based LAN computers must wait for a special frame before they can transmit
data .
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34.
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In
UTP and STP cabling, these actually are used to reduce interference or “crosstalk” between
the cables.
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Matching
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Cable
Media Matching. Answers may be used more than once. a. | Coaxial | e. | UTP | b. | BNC | f. | STP | c. | RJ45 | g. | Plenum | d. | Fiber
Optic | h. | Cladding | | | | |
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35.
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Used
with SPT and UTP
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36.
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A
twisted pair cabling with extra shielding for areas with high EMI
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37.
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The
covering over fiber optic cabling
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38.
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Fastest and highest bandwidth
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39.
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Most
commonly used cabling
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Wireless Networking a. | Radio | e. | 802.11g | b. | Microwave | f. | Infrared | c. | Satellite | g. | WAP | d. | 802.11b | h. | WEP | | | | |
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40.
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Travels at 100Ghz to 1Ghz through the air
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41.
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Uses
either broadcast or point to point and runs at 10-16Mbps
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42.
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Requires line of site and licensing approval
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43.
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Transmits at 54Mbps or 108Mbps
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44.
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A
better Wi-Fi protocol that is supposed to be the equivalent of wired
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