Cisco Discovery - DsmbISP Module 1 - V.4 in english.

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13 Ιουλ 2012 (πριν από 5 χρόνια και 1 μήνα)

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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

Q.8 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

Q.9 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

Q.10 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

Q.11 What feature allows network devices to be scalable?

a fixed number of interfaces
ease of repair
modularity
low maintenance requirements
low cost

Q.12 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

Q.13 Which network utility helps determine the location of network problems and identifies routers that packets travel across?

ping
ipconfig
traceroute
ixp

Q.14 What interconnects the Internet backbone?
gateway routers
IXPs
POPs
satellite dishes

Q.15 What units are used to measure Internet bandwidth?

bits per second
bytes per second
hertz
megabytes per second
packets per second

Q.16 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
access. Which ISP service will fulfill this need?
web hosting
planning and provisioning
application hosting
equipment colocation
Tier 1 ISP services

Q.17 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
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CCNA Cicsco Netacad V4.0 (Discovery
-
DsmbISP Chapter 1 en)
6/20/2010
http://www.gradarom.com/cisco/index.php?lang=en&module=DsmbISP_Chapter_1