It320 Chapter 1 Questions

Chapter 1 1. Which of the side by side(p) statements accurately describe differences between a topical anesthetic argona network and a WAN? b. companies can use a Wan to consociate remote locations, and a LAN can make a local connection in a building. d. Only WANs require a CSU/DSU to be used on the ends of the telegraph 2. Network professionals belong to organizations that plan and stipulate standards used in networking. Which of the pursual are recognized industry organizations? a. IETF c. ISO d. EIA f. ITU 3. Which of the by-line are square closely router? a. outers enable different IP networks or IP subnets to communicate with each other. c. path selection is one of the principal(prenominal) locomotes of a router. e. routers have a central processing unit and memory. 4. Which of the following are main components of a router? a. ROM b. Flash memory e. random access memory 5. Which of the following statements describe the function of squeeze in a router? c. RAM stores the current configuration information. e. RAM stores routing tables for the router. 6. Which of the following statements are certain round DTE? c.DTE usually resides on the customers premises. d. DTE is an acronym for data terminal equipment. 7. Which of the following statements are true to the highest degree DCE? b. DCE provides clocking to the DTE. c. DCE is an acronym for data circuit-terminating equipment. 8. The term WAN refers to which layers of the OSI model? b. entropy merge d. Physical 9. Which of the following physical ports and/or cables on a router require clocking to be configured in a consecutive connection? e. Serial port with DCE cable. 10. Which of the following statements are true about interfaces? . Ethernet interfaces usually use RJ-45 connectors. d. Interfaces can accept smart resultant connectors. 11. What are possible functions of a console port? b. Accessing the router to change configurations. d. Password convalescence 12. In the following figure, wh ich setting is different from the default for connecting to a cisco router? a. Bits per second. The Cisco default is 9600bps 13. Which of the following are data-link encapsulations for WAN? a. Frame pass c. IETF 14. Which of the following are used in WANs? b. Router c. Modem 15.Which of the following describe the function of flash memory in a router? a. Holds the Cisco IOS software understand c. Keeps its contents when a router is rebooted. d. Can store multiple versions of Cisco IOS software. 16. Which of the following are true about out-of-band router management? a. Can be performed employ the console port with a rollover cable. d. Can allow troubleshooting when a link is down. e. Can be performed victimization a dialup connection. 17. Which of the following are true about the items shown in the following figure? a. Item B contains serial interfaces. . Items C and D can be used for router management. d. Item B can accept either DTE or DCE cables. 18. Which statement is true abo ut a router? b. NVRAM stores the startup configuration file, and RAM stores the running configuration. CHALLENGE Q&A 1. Which type of cable is used in the connections marked in the following figure? a. PC1 to R1 crossover b. R1 to R2 back-to-back serial connection or DTE/DCE c. R2 to SW2 straight-through cable d. R2 to PC2 console or rollover cable 2. Router R1 has been used in a research lab for the last several years.R1 connects to router R2 using a back-to-back serial connection, using its serial interface that does not have a built-in CSU/DSU. R1 besides has a single Ethernet interface connected to a single PC without using a hub or switch. To save money, the IT manager has decided to use R1 for a new site being installed into the network, as shown in the croup half of the following figure. Which of the following answers is true regarding other opportunities to save money with this new installation? a. R1 can use the serial cable that was at once prone to R2, but not the ser ial cable that was formerly attached to R1.