Jawaban CCNA 1 discovery Chap.4

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