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WorksheetsNetworking Essentials - Ch 4 Media
Total questions: 44
Worksheet time: 22mins
Name
Class
Date
1.
The two basic categories of physical cabling used in an Ethernet network.
a)
Fiberoptics and Ethernet
b)
Ethernet and Wireless
c)
Fiberoptics and Wireless
d)
Infrared and Bluetooth
2.
The length of cable between the wall jack and a patch panel is called ?
a)
Vertical Cabling
b)
Patch Panel
c)
Horizontal Cabling
d)
Backbone Cabling
3.
Because it uses light pulses instead of electrical signals, it is immune to interference and highly resistant to eavesdropping
a)
Ethernet
b)
Bluetooth
c)
IrDA
d)
Fiberoptics
4.
Which of the following is not one of the main differences between the types of network cabling?
a)
The distance a signal can travel
b)
The ability to send and receive signals
c)
the type of signal the media can transmit
d)
the speed at which the signal can be sent
5.
This type of network is often used to extend the reach of a wired LAN.
a)
Repeater
b)
Wireless
c)
MESH network
d)
Star topology
6.
The type of network(s) susceptible to RFI?
a)
Wired only
b)
Wireless only
c)
Both wired and wireless
d)
No network is susceptible to RFI
7.
Which of the following is not a form of electromagnetic interference, or EMI?
a)
rain/fog
b)
transformer
c)
fluorescent lights
d)
crosstalk
8.
When a signal travels across network medium, it loses strength the further it goes. This is called:
a)
electromagnetic interference
b)
crosstalk
c)
radio frequency interference
d)
attentuation
9.
What are all of the connections in a network considered, including the cables and their connectors?
a)
telecommunications closet
b)
horizontal wiing
c)
work area
d)
cable plant
10.
What is the maximum bandwidth for a network cabled using CAT5E UTP cable?
a)
10 Mbps
b)
16 Mbps
c)
100 Mbps
d)
1000 Mbps
11.
What is the maximum cable length for both Cat 5E and Cat 6 UTP cable?
a)
10 M
b)
20 M
c)
100 M
d)
1000 M
12.
The frequency at which a wireless network operates is measured in cycles per second and is expressed as what unit of measurement?
a)
hertz
b)
volts
c)
watts
d)
joules
13.
Terrestrial and satellite systems are two types of which wireless networking technology?
a)
Infrared
b)
Laser
c)
Narrowband
d)
Microwave
14.
What is the way in which bit signals are represented on the network medium?
a)
encapsulating
b)
encoding
c)
decoding
d)
terminating
15.
Which of the following is a length of cable that connects a computer to either a networking device or to an RJ-45 jack?
a)
patch panel
b)
cable segment
c)
backbone cable
d)
patch cable
16.
What is the term used that defines network cabling in the work area and between telecommunications closets and equipment rooms.
a)
backbone cabling
b)
structured cabling
c)
horizontal wiring
d)
vertical wiring
17.
The entrance facility is the place where the connection to a WAN is located. It is basically the point where the LAN begins and ends.
a)
Departure point
b)
Entrance Point
c)
Demarcation Point
d)
Customer Premises Point
18.
Which of the following connections might require a crossover cable?
a)
router to switch
b)
switch to computer
c)
switch to switch
d)
hub to computer
19.
What type of wiring should be used for a high-speed connection between two buildings?
a)
coaxial cabling
b)
UTP cabling
c)
STP cabling
d)
Fiber-optic Cabling
20.
What is a disadvantage of using fiber-optic cabling?
a)
Limited to shorter distances due to high attenuation
b)
Low bandwidth potential
c)
High susceptibility to Eavesdropping
d)
Difficult to install
21.
A network that uses the air to transmit signals across the network is considered a(an) ____ network.
a)
Wired
b)
Wireless
c)
Ethernet
d)
Fiberoptic
22.
What type of wireless technology is used for 802.11 b/g/n networks?
a)
Spread-spectrum radio
b)
Laser
c)
Infrared
d)
Narrowband Radio
23.
When copper wires are bundled together, they are susceptible to _____, a form of interference where the signals leak out onto other wires.
a)
EMI
b)
RFI
c)
Crosstalk
d)
Signal crossing
24.
A type of wireless network that uses light beams to send signals between two devices and is high susceptible to visible light sources.
a)
Bluetooth
b)
Infrared
c)
Laser
d)
Spread-spectrum radio
25.
Most office building usually have a false ceiling with an area above that which is used to run conduit for heating and air condition units, called the _____.
a)
Crawl space
b)
Backbone
c)
Cable Plant
d)
Plenum
26.
Used to connect two devices of the same type?
a)
horizontal wiring
b)
patch cable
c)
straight through cable
d)
crossover cable
27.
Caused by motors, transformers, and fluorescent lights.
a)
Attenuation
b)
Radio Frequency Interference
c)
Electromagnetic Interference
d)
Crosstalk
28.
Connects a corporate network to a third-party telecommunications provider
a)
Cable Plant
b)
Entrance Facility
c)
Backbone Cabling
d)
Crossover Cable
29.
Interconnects telecommunications closets and equipment rooms.
a)
Horizontal Wiring
b)
Patch cable
c)
Backbone Cabling
d)
Straight through cabling
30.
Both ends use the same wiring standard
a)
horizontal wire
b)
patch cable
c)
crossover cable
d)
straight-through cable
31.
Caused by strong broadcast sources
a)
Attenuation
b)
Radio Frequency Interference
c)
Electromagnetic Interference
d)
Crosstalk
32.
Connects a patch panel port to a switch or hub?
a)
Patch cable
b)
Straight through cable
c)
Crossover cable
d)
Backbone Cable
33.
Runs from the work area's jack to the telecommunications closet
a)
horizontal wiring
b)
patch cable
c)
backbone cabling
d)
straight-through cabling
34.
All the cables and connectors that tie a network together?
a)
Cable Plant
b)
Entrance Facility
c)
Backbone Cabling
d)
Structured Cabling
35.
Weakening of the signal as it travels?
a)
Attenuation
b)
Crosstalk
c)
Bandwidth
d)
Interference
36.
Advantages to using UTP in a network installation?
a)
Relatively inexpensive and easy to install
b)
Faster bandwidth
c)
Covers longer distances
d)
Less susceptible to interference
37.
What is NOT a benefit of fiber optic cabling
a)
Greater Bandwidth
b)
Longer distances
c)
Less susceptible to interference
d)
Easy to install
38.
When you would use a straight-through cable?
a)
When connecting like devices
b)
When connecting unlike devices
c)
When connecting a switch to a switch
d)
Whenever you want
39.
When you would use a crossover cable?
a)
When connecting like devices
b)
When connecting unlike devices
c)
when connecting a computer to a wall jack
d)
Anytime you want
40.
Definition of bandwidth
a)
How much data can be transmitted
b)
How much data can be transmitted in a specific amount of time
c)
The width of a cable
d)
The number of wires in an Ethernet cable
41.
Wireless technologies are identifies by what IEEE designation?
a)
802.5
b)
802.3
c)
802.11
d)
802.1
42.
Ethernet technologies are identified by what IEEE designation?
a)
802.3
b)
802.11
c)
802.5
d)
802.1
43.
An enclosed space that provides connectivity to computer equipment in the nearby work area.
a)
Telecommunications closet
b)
Demarcation Point
c)
Entrance Facility
d)
Cable Plant
44.
A connector used to terminate twisted-pair cable for making patch cables. It has eight wire traces to accommodate four wire pairs.
a)
RJ-45 jack
b)
RJ-45 plug
c)
RJ-11 Jack
d)
RJ-11 plug
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