CCNA 1 Discovery V 4.0 Chapter 4 Answer
1. Which three elements are required to successfully connect to
the Internet? (Choose three.)
an IP
address
file
sharing enabled
a
network connection
server
services enabled
access
to an Internet service provider
an
address obtained directly from the RIR
2. What type of connection point is a point of presence (POP)?
between
a client and a host
between
two local networks
between
a computer and a switch
between
an ISP and a home-based LAN
3. What is the term for the group of high-speed data links that
interconnect ISPs?
Internet
LAN
ISP
backbone
Internet
gateways
Internet
providers
Internet
backbone
4. Which device can act as a router, switch, and wireless
access point in one package?
hub
bridge
modem
repeater
ISR
5. What is a major characteristic of asymmetric Internet
service?
Download
speeds and upload speeds are equal.
Download
speeds are slower than upload speeds.
Upload
speeds and download speeds are different.
Upload
speeds and download speeds are irrelevant.
6
Refer to the graphic. What type of cabling is shown?
STP
UTP
coax
fiber
7. What are two common causes of signal degradation when using
UTP cabling? (Choose two.)
installing
cables in conduit
having
improper termination
losing
light over long distances
installing
low quality cable shielding
using
low quality cables or connectors
8
Refer to the graphic. What type of cabling is shown?
STP
UTP
coax
fiber
9. What are three commonly followed standards for constructing
and installing cabling? (Choose three.)
pinouts
cable
lengths
connector
color
connector
types
cost
per meter (foot)
tensile
strength of plastic insulator
10. Which two places are most appropriate to use UTP cabling?
(Choose two.)
between
buildings
in a
home office network
where
EMI is an issue
in a
cable TV network
inside
a school building
in a
manufacturing environment with hundreds of electrical devices
11. Which definition describes the term Internet?
a group
of PCs connected together on a LAN
a group
of PCs connected together by an ISP
a
network of networks that connects countries around the world
a
worldwide collection of networks controlled by a single organization
12. What does the tracert command test?
NIC
functionality
the ISP
bandwidth
the
network path to a destination
the
destination application functionality
13. What term describes each router through which a packet
travels when moving between source and destination networks?
NOC
ISP
hop
segment
14. What type of end-user connectivity requires that an ISP have
a DSLAM device in their network?
analog
technology
cable
modem technology
digital
subscriber line technology
wireless
technology
15. What does adherence to cabling standards ensure?
data
security
no loss
of signal
no
electromagnetic interference
reliable
data communications
16
Refer to the graphic. What type of cable is shown?
crossover
eight
coax channels
multimode
fiber
single-mode
fiber
straight-through
17. What connector is used to terminate Ethernet unshielded
twisted pair (UTP) cabling?
ST
BNC
RJ-11
RJ-45
18. What are two advantages of cable management? (Choose two.)
requires
no preplanning
aids
in isolation of cabling problems
protects
cables from physical damage
provides
compliance with future standards
provides
a short-term solution for cable installation
19. Which two characteristics describe copper patch panels?
(Choose two.)
uses
RJ-11 jacks
uses
RJ-45 jacks
supports
only data transmissions
allows
quick rearrangements of network connections
forwards
transmissions based on MAC addresses
20. What are three characteristics of business class ISP
service? (Choose three.)
fast
connections
extra
web space
free
Windows upgrade
cheapest
cost available to all users
additional
e-mail accounts
replacement
hardware at no cost
21. Why would an ISP require a CMTS device on their network?
to
connect end users using cable technology
to
connect end users using analog technology
to
connect end users using wireless technology
to
connect end users using digital subscriber line technology
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