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 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
2. 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
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 source
• echo 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 backbone
• pays Tier 2 ISPs for transit services to connect across continents
• limits the offered services to small geographic areas
6. 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
7. 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
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 service
• help 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 desk
• customer service
• network operations center
• on-site installation team
• planning and provisioning
11. What feature allows network devices to be scalable?
• a fixed number of interfaces
• ease of repair
• modularity
• low maintenance requirements
• low cost
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
13. Which network utility helps determine the location of network problems and identifies routers that packets travel across?
• ping
• ipconfig
• traceroute
• ixp
14. What interconnects the Internet backbone?
• gateway routers
• IXPs
• POPs
• satellite dishes
15. What units are used to measure Internet bandwidth?
• bits per second
• bytes per second
• hertz
• megabytes per second
• packets per second
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 hosting
• planning and provisioning
• application hosting
• equipment colocation
• Tier 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 ISP
• to 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
• 1999
• 2000
19. What was the original purpose of the Internet?
• voice communication
• marketing
• research
• commerce
20. 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
• 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
2. 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
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 source
• echo 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 backbone
• pays Tier 2 ISPs for transit services to connect across continents
• limits the offered services to small geographic areas
6. 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
7. 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
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 service
• help 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 desk
• customer service
• network operations center
• on-site installation team
• planning and provisioning
11. What feature allows network devices to be scalable?
• a fixed number of interfaces
• ease of repair
• modularity
• low maintenance requirements
• low cost
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
13. Which network utility helps determine the location of network problems and identifies routers that packets travel across?
• ping
• ipconfig
• traceroute
• ixp
14. What interconnects the Internet backbone?
• gateway routers
• IXPs
• POPs
• satellite dishes
15. What units are used to measure Internet bandwidth?
• bits per second
• bytes per second
• hertz
• megabytes per second
• packets per second
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 hosting
• planning and provisioning
• application hosting
• equipment colocation
• Tier 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 ISP
• to 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
• 1999
• 2000
19. What was the original purpose of the Internet?
• voice communication
• marketing
• research
• commerce
20. 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
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