tailieunhanh - CompTIA Network+ Certification Study Guide part 12

CompTIA’s Network+ certification Study Guide part 12 is a globally-recognized, vendor neutral exam that has helped over 235,000 IT professionals reach further and higher in their careers. The 2009 Network+ exam (N10-004) is a major update with more focus on security and wireless aspects of networking. Our new study guide has been updated accordingly with focus on network, systems, and WAN security and complete coverage of today’s wireless networking standards. | 96 CHAPTER 2 Network Media C. Use 10BaseT cabling in each of the buildings and connect the two buildings together using 10Base5 cabling. D. Use 100BaseFX cabling in each of the buildings and connect the two buildings together using 10BaseT cabling. 9. Your network uses 100BaseFX so that data can be transferred at higher speeds and up to distances of 400 m. During transmission data can travel in both directions but only in one direction at a given time. Which of the following transmission methods is used A. Simplex B. FireWire C. Half-Duplex D. Full Duplex 10. Examine the illustration shown in Figure . Your network uses UTP cabling in a star topology. Which of the following types of connectors is being used A. RJ-45 B. BNC C. ST D. SC FIGURE 11. You are the Network technician assigned to an enterprise network looking to install a high-speed backbone. You want to implement Gigabit Ethernet. Which connectors could you use in such a network Choose one. Self Test 97 A. RJ-11 B. RG 58 C. SC D. BNC 12. As a Network technician for 123 LLC you are asked by your CIO about the access method of Gigabit Ethernet. Which of the following access methods does Gigabit Ethernet use A. FDDI B. CSMA CD C. CSMA CA D. Token passing 13. A new technician for 123 Corp plans out the maximum length of a Gigabit Ethernet segment using MMF optic cable is. What is the correct distance Choose only one A. 100 m B. 125 m C. 550 m D. 10 km 14. You are the network engineer assigned to implement a new 100 Mbps network connection. You need to select the correct cabling as well as the correct standard. From the selections below choose which 100 Mbps networking standard makes use of only two pairs of a Category 5 UTP cable. A. 10BaseT B. 100BaseFL C. 100BaseTX D. 100BroadT4 15. You work as a network technician for 123 LLC. You need to check the electrical signals being sent from the NIC port out on the cable. Which device would you use to complete this test Choose one. A. A wire map B. A fox and