9/15/12

DHomesb Chapter 4 - CCNA Discovery: Networking for Home and Small Businesses (Version 4.0)



1
Which definition describes the term Internet?
#a network of networks that connects countries around the world

2
What type of connection point is a point of presence (POP)?
#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 backbone

4
What are three characteristics of business class ISP service? (Choose three.)
# fast connections
# extra web space
# additional e-mail accounts

5
What does the tracert command test?
#the network path to a destination

6
What is a major characteristic of asymmetric Internet service?
#Upload speeds and download speeds are different.

7
Which three elements are required to successfully connect to the Internet? (Choose three.)
#an IP address
#a network connection
#access to an Internet service provider

8
Which two places are most appropriate to use UTP cabling? (Choose two.)
# in a home office network
# inside a school building

9
Which device can act as a router, switch, and wireless access point in one package?
#ISR

10
What type of end-user connectivity requires that an ISP have a DSLAM device in their network?
#digital subscriber line technology

11
Why would an ISP require a CMTS device on their network?
#to connect end users using cable technology

12

Refer to the graphic. What type of cabling is shown?
#fiber

13

Refer to the graphic. What type of cabling is shown?
#UTP

14
Which two characteristics describe copper patch panels? (Choose two.)
#uses RJ-45 jacks
#allows quick rearrangements of network connections

15
What term describes each router through which a packet travels when moving between source and destination networks?
#hop

16
What does adherence to cabling standards ensure?
# reliable data communications

17
What connector is used to terminate Ethernet unshielded twisted pair (UTP) cabling?
# RJ-45

18
Refer to the graphic. What type of cable is shown?
#crossover

19
What are two advantages of cable management? (Choose two.)
#aids in isolation of cabling problems
#protects cables from physical damage

20
What are two common causes of signal degradation when using UTP cabling? (Choose two.)
#having improper termination
#using low quality cables or connectors

21
What are three commonly followed standards for constructing and installing cabling? (Choose three.)
#pinouts
#cable lengths
#connector types

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