Chapter
4 - Connecting to the Internet Through an ISP
1. Which definition
describes the term Internet?
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a group of PCs
connected together on a LAN
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a group of PCs
connected together by an ISP
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a network of
networks that connects countries around the world
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a worldwide
collection of networks controlled by a single organization
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2. What type of
connection point is a point of presence (POP)?
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between a client and
a host
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between two local
networks
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between a computer
and a switch
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between an ISP and a
home-based LAN
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3. What is the term
for the group of high-speed data links that interconnect ISPs?
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Internet LAN
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ISP backbone
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Internet gateways
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Internet providers
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Internet backbone
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4. Which device can
act as a router, switch, and wireless access point in one package?
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hub
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bridge
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modem
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repeater
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ISR
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5. What are three
characteristics of business class ISP service? (Choose three.)
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fast connections
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extra web space
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free Windows upgrade
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fast connections
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cheapest cost available to all users
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free Windows upgrade
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fast connections
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extra web space
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cheapest cost available to all users
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fast connections
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cheapest cost available to all users
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additional e-mail accounts
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replacement hardware at no cost
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additional e-mail accounts
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cheapest cost available to all users
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fast connections
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extra web space
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additional e-mail accounts
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6. What is a major
characteristic of asymmetric Internet service?
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Download speeds and
upload speeds are equal.
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Download speeds are
slower than upload speeds.
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Upload speeds and
download speeds are different.
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Upload speeds and
download speeds are irrelevant.
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7. Which three
elements are required to successfully connect to the Internet? (Choose three.)
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an IP address
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file sharing enabled
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a network connection
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a network connection
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server services enabled
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access to an Internet service provider
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access to an Internet service provider
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an address obtained directly from the RIR
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server services enabled
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an IP address
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a network connection
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access to an Internet service provider
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file sharing enabled
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server services enabled
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an address obtained directly from the RIR
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8. What term describes
each router through which a packet travels when moving between source and
destination networks?
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NOC
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ISP
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hop
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segment
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9. What does the tracert command
test?
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NIC functionality
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the ISP bandwidth
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the network path to
a destination
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the destination
application functionality
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10. What type of
end-user connectivity requires that an ISP have a DSLAM device in their
network?
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analog technology
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cable modem
technology
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digital subscriber
line technology
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wireless technology
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11. Why would an ISP
require a CMTS device on their network?
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to connect end users
using cable technology
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to connect end users
using analog technology
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to connect end users
using wireless technology
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to connect end users
using digital subscriber line technology
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12.
Refer to the graphic.
What type of cabling is shown?
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STP
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UTP
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coax
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fiber
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13. Refer to the graphic. What type of cabling is shown?
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STP
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UTP
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coax
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fiber
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14. Which two places
are most appropriate to use UTP cabling? (Choose two.)
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between buildings
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in a home office network
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in a home office network
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where EMI is an issue
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where EMI is an issue
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in a cable TV network
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in a cable TV network
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inside a school building
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inside a school building
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in a manufacturing environment with hundreds of electrical
devices
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in a home office network
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inside a school building
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15. What does
adherence to cabling standards ensure?
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data security
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no loss of signal
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no electromagnetic
interference
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reliable data
communications
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16.Refer to the
graphic. What type of cable is shown?
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crossover
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eight coax channels
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multimode fiber
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single-mode fiber
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straight-through
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17. What connector is
used to terminate Ethernet unshielded twisted pair (UTP) cabling?
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ST
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BNC
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RJ-11
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RJ-45
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18. Which two
characteristics describe copper patch panels? (Choose two.)
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uses RJ-11 jacks
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uses RJ-45 jacks
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uses RJ-45 jacks
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supports only data transmissions
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supports only data transmissions
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allows quick rearrangements of network connections
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allows quick rearrangements of network connections
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uses RJ-45 jacks
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supports only data transmissions
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forwards transmissions based on MAC addresses
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19. What are two
advantages of cable management? (Choose two.)
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requires no preplanning
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aids in isolation of cabling problems
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aids in isolation of cabling problems
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protects cables from physical damage
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protects cables from physical damage
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provides compliance with future standards
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provides compliance with future standards
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provides a short-term solution for cable installation
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20. What are two
common causes of signal degradation when using UTP cabling? (Choose two.)
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installing cables in conduit
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having improper termination
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having improper termination
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losing light over long distances
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losing light over long distances
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installing low quality cable shielding
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installing low quality cable shielding
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using low quality cables or connectors
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having improper termination
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using low quality cables or connectors
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21. What are three
commonly followed standards for constructing and installing cabling? (Choose
three.)
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pinouts
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cable lengths
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connector color
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connector color
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connector types
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cost per meter (foot)
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pinouts
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cable lengths
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connector types
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cable lengths
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connector types
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tensile strength of plastic insulator
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tensile strength of plastic insulator
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pinouts
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connector color
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