Rabu, 03 November 2010

CCNA Discovery 2 Module 1 Exam Answers Version 4.0

CCNA Discovery 2 Module 1 Exam Answers Version 4.0

1. Which two things can be determined by using the ping command? (Choose two.)
• 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
2. What are three main types of high-bandwidth connection options used by medium- to large-sized businesses? (Choose three.)
• metro Ethernet
• T1
• T3

3. What is the maximum T1 transmission speed?
• 1.544 Mbps

4. Which of the following start the test of destination reachability?
• echo request issued by source

5. Which statement describes a function of a Tier 1 ISP?
• peers with other similarly sized ISPs to form the global Internet backbone
6. At which point do individuals and small businesses connect directly to the ISP network to obtain Internet access?
• at a POP
7. What information is contained in the numbered RFCs maintained by the IETF?
• the specifications and rules for how devices communicate over an IP network

8. Which network support services team is responsible for testing a new customer connection and for monitoring the ongoing operation of the link?"
• network operations

9. Which network support services team identifies whether the client site has existing network hardware and circuits installed?
• 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
11. What feature allows network devices to be scalable?
• modularity
12. Which command generated this output?
• Router# traceroute 34.0.0.4
13. Which network utility helps determine the location of network problems and identifies routers that packets travel across?
• traceroute
14. What interconnects the Internet backbone?
• IXPs
15. What units are used to measure Internet bandwidth?
• bits 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?
• equipment colocation

17. What is the purpose of an RFC?
• to document the development and approval of an Internet standard

18. When did the Internet become available for use by businesses and consumers?
• 1991

19. What was the original purpose of the Internet?
• research

20. What three support service teams are commonly found within an ISP? (Choose three.)
• help desk
• network operations center
• planning and provisioning

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