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ExamQuestion 1For a network tech, one benefit of understanding.docx
- 1. Exam Question 1 For a network tech, one benefit of understanding the OSI seven- layer model and how traffic in an actual network works through the model is applying this knowledge to _______________ networks. 1 points Question 2 What device do you need to split a large network into smaller ones? 1 points Question 3 What is the Network layer unique identifier assigned to each device on a TCP/IP network? 1 points Question 4 Which TCP/IP model layer uses connection-oriented protocols? 1 points Question 5 Which layer of the TCP/IP model performs IP addressing functions? 1 points Question 6 Of the following, which is the fastest category of UTP cabling? 1 points Question 7 Which kind of cable does not provide any protection against EMI?
- 2. 1 points Question 8 Which kind of cable works best for long-distance transmissions? 1 points Question 9 Most network technologies that use fiber-optics use which type of fiber-optic cables? 1 points Question 10 What organization provides a variety of industry-wide cabling standards, such as those for serial, parallel, and FireWire? 1 points Question 11 Which IEEE subcommittee sets the standards for Wireless LAN networks? 1 points Question 12 At which layer of the OSI model does network cabling belong? 1 points Question 13 Which connector is used for UTP cabling on a network? 1 points Question 14 What is the maximum distance between a hub and a node on a 10BaseT network? 1 points Question 15
- 3. What kind of cabling does the 10BaseFL standard specify? 1 points Question 16 Which of the following is NOT an advantage of fiber-optic cabling over UTP? 1 points Question 17 How many pairs of pins in an RJ-45 connector does a 10BaseT device actually use? 1 points Question 18 Which of the following is true of an Ethernet hub? 1 points Question 19 What basis do bridges use to determine whether to forward traffic? 1 points Question 20 Of all the Gigabit Ethernet standards detailed in the chapter, which maintains a signal over the greatest distance? 1 points Question 21 What type of fiber-optic cable is used in a 1000BaseLX network? 1 points Question 22 What is the most common connector used in a 1000BaseSX network? 1 points
- 4. Question 23 The "W" in the standard 10GBaseSW stands for which type of signaling? 1 points Question 24 The "R" in the standard 10GBaseSR stands for which type of signaling? 1 points Question 25 What is the solution manufacturers devised to accommodate the need for switches to connect to a variety of 10 GbE connector types? 1 points Question 26 The problem of modal distortion, involving light bouncing back and forth at a sharp angle as it travels down a cable, is unique to which type of fiber-optic cable? 1 points Question 27 What network component is built into most PCs today? 1 points Question 28 What type of connector is used by all UTP Ethernet NICs? 1 points Question 29 With Windows, what can you use to verify that Windows recognizes a NIC and is ready to use it? 1 points Question 30
- 5. What is the name for the practice of using multiple NICs for a single machine in order to double (or more) the speed between that machine and a switch? Hint: Another term for this is link aggregation. 1 points Question 31 If this light is on a NIC, it turns on and flickers when the NIC detects network traffic. 1 points Question 32 Tripplet Corporation manufactures a very popular tool called a "Fox and Hound." What type of tool is this? 1 points Question 33 You support a large, complicated network. After experiencing problems and testing the cabling, you have discovered a bad horizontal cable. What should you do next? 1 points Question 34 Which protocol uses datagrams as its Protocol Data Unit? 1 points Question 35 Which of the following protocols are connection-oriented? 1 points Question 36 Which of the following protocols uses TCP as its transport layer protocol? 1 points Question 37
- 6. At which layer of the TCP/IP protocol stack do HTTP, FTP, and DNS reside? 1 points Question 38 How many binary digits are in an IPv4 address? 1 points Question 39 What is the MAC broadcast address? 1 points Question 40 Which of the following automatically gives out IP information to computers that request it? 1 points Question 41 What is the default subnet mask for a class C network? 1 points Question 42 What is the name of the proprietary cable designed by Cisco for connecting to their routers? 1 points Question 43 An administrator managing many routers should be using this type of tool in order to have an overall view of all the routers. 1 points Question 44 Which one of the following routing metrics determines the largest frame a particular technology can handle? 1 points
- 7. Question 45 Which one of the following NAT technologies uses port numbers to map traffic from specific machines on the network? 1 points Question 46 Which of the following routing metrics, administratively assigned to links, affect which routes are chosen? 1 points Question 47 Which of the following routing metrics is the ability of a connection to handle more traffic than others? 1 points Question 48 On a TCP/IP network, what information within a packet does a router use to determine where an incoming packet should go? 1 points Question 49 Which of the following protocols would you expect to find used as an interior gateway protocol within an Autonomous System? 1 points Question 50 Which of these routing protocols is the oldest?