hi ya

EDITADO: no se admiten insultos

Aqui esta el primero vamos gente ayudemonos entre todos!!!!!!!

The IT manager of a medium-sized business wishes to house the company-owned web servers in a facility that offers round-the-clock controlled access, redundant power, and high-bandwidth Internet access. Which ISP service will fulfill this need?
 
web hosting
 
planning and provisioning
 
application hosting
 
equipment colocation
 
Tier 1 ISP services



2
Which of the following start the test of destination reachability?
 
echo request issued by source
 
echo reply issued by source
 
echo request issued by destination
 
echo reply issued by destination


   
3
What interconnects the Internet backbone?
 
gateway routers
 
IXPs
 
POPs
 
satellite dishes


   
4
What are three main types of high-bandwidth connection options used by medium- to large-sized businesses? (Choose three.)
 
DSL
 
cable modem
 
Ethernet
 
metro Ethernet
 
T1
 
T3


   
5
What three support service teams are commonly found within an ISP? (Choose three.)
 
help desk
 
computer support
 
application readiness
 
network operations center
 
planning and provisioning
 
implementation and documentation


   What is the purpose of an RFC?
 
to provide the connection point for multiple ISPs to the Internet
 
to document the development and approval of an Internet standard
 
to connect a business to an ISP
 
to provide data communication services to ISP customers
 
to monitor network performance and connection status of ISP clients


   
7
What feature allows network devices to be scalable?
 
a fixed number of interfaces
 
ease of repair
 
modularity
 
low maintenance requirements
 
low cost


   
8
What is the maximum T1 transmission speed?
 
56 kbps
 
128 kbps
 
1.544 Mbps
 
2.4 Mbps


   
9
Which ISP network support systems team will typically contact the customer once a new circuit is ready and guide the customer in setting up passwords and other account information?
 
help desk
 
customer service
 
network operations center
 
on-site installation team
 
planning and provisioning


   
10
When did the Internet become available for use by businesses and consumers?
 
1979
 
1984
 
1991
 
1999
 
2000






What was the original purpose of the Internet?
 
voice communication
 
marketing
 
research
 
commerce



12
What information is contained in the numbered RFCs maintained by the IETF?
 
the rules for acceptable use of websites and e-mail
 
the descriptions of various hardware components that connect to the Internet
 
the specifications and rules for how devices communicate over an IP network
 
the standards for cabling and wiring for local Ethernet networks


   
13
Which network support services team identifies whether the client site has existing network hardware and circuits installed?
 
customer service
 
help desk
 
network operations
 
planning and provisioning


   
14
What units are used to measure Internet bandwidth?
 
bits per second
 
bytes per second
 
hertz
 
megabytes per second
 
packets per second


   
15
At which point do individuals and small businesses connect directly to the ISP network to obtain Internet access?
 
at a POP
 
at an IXP
 
at a Metro Ethernet link
 
on the ISP extranet






Which network utility helps determine the location of network problems and identifies routers that packets travel across?
 
ping
 
ipconfig
 
traceroute
 
ixp



17
Which two things can be determined by using the ping command? (Choose two.)
 
the number of routers between the source and destination device
 
the IP address of the router nearest the destination device
 
the average time it takes a packet to reach the destination and for the response to return to the source
 
whether or not the destination device is reachable through the network
 
the average time it takes each router in the path between source and destination to respond


   
18
Which command generated this output?

1 12.0.0.2 4 msec 4 msec 4 msec
2 23.0.0.3 20 msec 16 msec 16 msec
3 34.0.0.4 16 msec 18 msec 16 msec
 
Router# traceroute 34.0.0.4
 
Router# nslookup 34.0.0.4
 
Router# ping 34.0.0.4
 
Router# telnet 34.0.0.4


   
19
Which network support services team is responsible for testing a new customer connection and for monitoring the ongoing operation of the link?"
 
customer service
 
help desk
 
network operations
 
on-site installation


   
20
Which statement describes a function of a Tier 1 ISP?
 
peers with other similarly sized ISPs to form the global Internet backbone
 
uses the services of Tier 3 ISPs to connect to the global Internet backbone
 
pays Tier 2 ISPs for transit services to connect across continents
 
limits the offered services to small geographic areas

Tengo los examenes del capitulo 2,3 y 4 del II modulo V 4.0 cambio por el examen del 5 capitulo

Aqui esta mi email bogul08@yahoo.com Necesito los finales de las cuatro clases...Muchas Gracias!