CCNA2 Chapter 1 v1

8/14/2019 CCNA2 Chapter 1 v1

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1. 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 returnto 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 torespond

2. What are three main types of high-bandwidth connection options used by

medium- to large-sized businesses? (Choose three.)

DSL

cable modemEthernet

**metro Ethernet**T1

**T3

3. What is the maximum T1 transmission speed?

56 kbps

128 kbps**1.544 Mbps

2.4 Mbps

4. Which of the following start the test of destination reachability?

**echo request issued by source

echo reply issued by sourceecho request issued by destination

echo reply issued by destination

5. 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 backbonepays Tier 2 ISPs for transit services to connect across continents

limits the offered services to small geographic areas


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6. At which point do individuals and small businesses connect directly to the ISP

network to obtain Internet access?

**at a POP

at an IXPat a Metro Ethernet linkon the ISP extranet

7.What information is contained in the numbered RFCs maintained by the IETF?

the rules for acceptable use of websites and e-mailthe descriptions of various hardware components that connect to the Internet

**the specifications and rules for how devices communicate over an IP networkthe standards for cabling and wiring for local Ethernet networks

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

9. Which network support services team identifies whether the client site has

existing network hardware and circuits installed?

customer servicehelp desk

network operations**planning and provisioning

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 deskcustomer service

network operations centeron-site installation team

planning and provisioning


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11. What feature allows network devices to be scalable?

a fixed number of interfaces

ease of repair

**modularitylow maintenance requirementslow cost

12. Which command generated this output?

1 12.0.0.2 4 msec 4 msec 4 msec2 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 34.0.0.4Router# ping 34.0.0.4

Router# telnet 34.0.0.4

13. Which network utility helps determine the location of network problems and

identifies routers that packets travel across?

pingipconfig

**tracerouteixp

14. What interconnects the Internet backbone?

gateway routers**IXPs

POPssatellite dishes

15. What units are used to measure Internet bandwidth?

**bits per secondbytes per second

hertzmegabytes per second

packets per second


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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-bandwidth Internet access. Which ISP service will fulfill this need?

web hostingplanning and provisioningapplication hosting

**equipment colocationTier 1 ISP services

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 ISPto provide data communication services to ISP customers

to monitor network performance and connection status of ISP clients

18. When did the Internet become available for use by businesses and consumers?

1979

1984**1991

19992000

19. What was the original purpose of the Internet?

voice communicationmarketing

**researchcommerce

20. What three support service teams are commonly found within an ISP? (Choose

three.)

**help desk

computer supportapplication readiness

**network operations center**planning and provisioning

implementation and documentation


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CCNA2 Chapter 1 v1

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