cisco ccna 1 final exam answers 2015

... pts) A B C D E (5 pts) A B C D E (15 pts) 10 (15 pts) (6,2) 11 (15 pts) x = and x = 12 (15 pts) x = and x = − 5/2 10 11 Algebra Final Exam Solutions B The Associative Property tells us that, when ... x = 12 − 3(2) x = 12 − x=6 The single solution is the point (6,2) 11 Find the factors of 24 that add to be −10 Both factors will be negative −24 + −1 = − 25 −12 + −2 = − 14 −8 + −3 = − 11 −6 ... terms 8a − 12 = − 4a + 24 Add 4a to both sides and add 12 8a + 4a − 12 + 12 = − 4a + 4a + 24 + 12 12a = 36 Divide both sides by 12 12a 36 = 12 12 a=3 B “Two less than” means that we’ll be subtracting

Ngày tải lên: 17/11/2019, 08:22

... Series 2 1 a) Expand (1 + ax)10 using the binomial expansion formula: (1 + ax)10 = 1 101 ( )ax 101 29 ax2 101 29 38 ax3 ## # ## # = 1 + 10ax + 45a2x2 + 120a3x3 [2 marks available — 1 mark for ... value-estimate × 100 = 20120 1 2000447- 274 2 # # > +a a k k+ - a k H [1 mark] =3 1: +a a31k 274 xk+ -a 91k a72916 x2kD =3 1a + 814 x- 656116 x2k [1 mark] =3+274 x-218716 x2 [1 mark] b) 27 ... — 1 mark for identifying the valid range of the expansion as being the narrower of the two valid ranges shown, 1 mark for correct answer] 1 155 1 153 15101518 10 18 1 8- (5 + 4x)–1 = 5- 1a1+

Ngày tải lên: 01/11/2022, 11:04

... Electricity 118 Voltage 119 Current 120 Wattage 120 Resistance and Impedance 120 Circuits 121 Copper Media 123 American Wire Gauge System 123 Twisted-Pair Cable 124 Shielded ... Summary 100 Key Terms 103 Check Your Understanding 106 Chapter 3 Networking Media 115 Electricity Basics 115 Atoms and Molecules 115 Electrical Properties of Matter 117 Measuring ... Trang 1Cisco Networking Academy Program CCNA 1 and 2 Companion Guide Third Edition Cisco Systems, Inc Cisco Networking Academy Program Cisco Press 201 West 103rd Street Indianapolis,

Ngày tải lên: 04/07/2014, 18:20

... TCP 815 The TCP/IP Protocol Suite 815 TCP/IP Protocol Stack and the Application Layer 816 TCP/IP Protocol Stack and the Transport Layer 818 TCP and UDP Segment Format 819 TCP Operation ... Below a Wall 931 Appendix B Glossary of Key Terms 979 Appendix C Check Your Understanding Answer Key .1009 1102.book Page xxii Tuesday, May 20, 2003 2:53 PM Trang 3 xxiiiCisco Systems Networking ... the Cisco Networking Academy Program Kevin Warner Senior Director, Marketing Worldwide Education Cisco Systems, Inc 1102.book Page xxvi Tuesday, May 20, 2003 2:53 PM Trang 7 xxviiIntroduction Cisco

Ngày tải lên: 04/07/2014, 18:20

... Trang 1 xxxi■ Chapter 14, “Managing Cisco IOS Software,” examines the stages of the router boot sequence It also covers how to use a variety of Cisco IOS Software source ... create ACLs Finally, this chapter provides examples of standard and extended ACLs and tells how to apply ACLs to router interfaces This chapter corresponds to the Module 11 content from the CCNA 2 ... Figure 1-1) ■ Floppy disk drive—Can read and write to floppy disks (see Figure 1-2) ■ Hard disk drive—Reads and writes data on a hard disk The primary storage device in the computer Trang 108 Chapter

Ngày tải lên: 04/07/2014, 18:20

... ping command: ■ ping 127.0.0.1 (internal loopback test)—This verifies the operation of the TCP/IP stack and NIC transmit/receive function Figure 1-9 shows the ping 127.0.0.1 test. ■ ping IP address ... Replacing a bad or damaged NIC ■ Upgrading from a 10-megabits per second (Mbps) NIC to a 10/100-Mbps NIC To install a NIC, as shown in Figure 1-8, you need the following resources: ■ Knowledge ... accessed ■ ping remote destination IP address—Verifies connectivity to a remote host. Figure 1-9 ping 127.0.0.1 Web Browsers and Plug-Ins A web browser acts on a user’s behalf by ■ Contacting a web

Ngày tải lên: 04/07/2014, 18:20

... expressed as 12 hex numbers instead Every 4 bits is a hex digit (24 = 16), as you will see in Table 1-6 in a moment Instead of writing 10101010.11110000.11000001.11100010.01110111.01010001 you can ... decimal value 168 is 10101000 For more practice, try converting decimal 255 to binary The answer should be 11111111 Table 1-5 Base 16 Number System Number of Symbols 16 Symbols 0, 1, 2, 3, 4, 5, ... (right-most) position represents 100(1), and the second position represents 101(10∗1 = 10) many columns the number has For example: 2134 = (2 ∗ 103) + (1 ∗ 102) + (3 ∗ 101) + (4 ∗ 100) There is a 4 in the

Ngày tải lên: 04/07/2014, 18:20

... Using the second mask (255.255.0.0): 00001010.00100010.00010111.10000110: IP address 11111111.11111111.00000000.00000000: network mask 00001010.00100010.00000000.00000000 is the network part ... (host) on that network Some examples of subnet masks follow Example 1: 11111111.00000000.00000000.00000000 written in dotted decimal is 255.0.0.0 Example 2: 11111111.11111111.00000000.00000000 written ... of a 1 and a 1 is a 1 To better demonstrate, consider the following examples: Example 1: Using the first mask (255.0.0.0): 00001010.00100010.00010111.10000110: IP address 11111111.00000000.00000000.00000000:

Ngày tải lên: 04/07/2014, 18:20

... Subscriber Line (DSL) 1102.book Page 51 Tuesday, May 20, 2003 2:53 PM 52 Chapter 2: Networking Fundamentals ■ Frame Relay ■ T (U.S.) and E (Europe) carrier series—T1, E1, T3, E3, and so on ■ ... Remote Office with Cisco Router Regional Office with Cisco PIX Firewall POP Corporate Business Partner with Cisco Router SOHO with Cisco ISDN/DSL Router Mobile Worker with Cisco Secure VPN Client ... intranet over a shared infrastructure using dedicated connections. Figure 2-11 illustrates an intranet and an extranet. Figure 2-11 Intranet and Extranet Virtual Private Networks A virtual private network

Ngày tải lên: 04/07/2014, 18:20

... bps 1 bps = fundamental unit of bandwidth Kilobits per second kbps 1 kbps = 1000 bps = 103 bps Megabits per second Mbps 1 Mbps = 1,000,000 bps = 106 bps Gigabits per second Gbps 1 Gbps = 1,000,000,000 ... (50/125 µm) (1000BASE-SX Ethernet) Single-mode optical fiber (9/125 µm) (1000BASE-LX Ethernet) Table 2-4 WAN Services and Bandwidths and small businesses 12 kbps to 6.1 Mbps = 0.128 Mbps to 6.1 ... coaxial cable (10BASE2 Ethernet, Thinnet) 50-ohm coaxial cable (10BASE5 Ethernet, Thicknet) Category 5 UTP (10BASE-T Ethernet) Category 5 UTP (100BASE-TX Ethernet) Category 5 UTP (1000BASE-TX Ethernet)

Ngày tải lên: 04/07/2014, 18:20

... pattern of 1s and 0s (bits) for transmission on the medium (usually a wire) at Layer 1 Network devices such as hubs, switches, and routers work at the lowest three layers Hubs operate at Layer 1, switches ... with a connection to the network are also called hosts Figure 2-21 shows an example of an end-user device—a workstation. Figure 2-21 End-User Device: Workstation Header information is placed at ... TCP/IP model, as shown in Figure 2-18, has four layers: ■ The application layer ■ The transport layer ■ The Internet layer ■ The network access layer Figure 2-18 The TCP/IP Model Application (Layer

Ngày tải lên: 04/07/2014, 18:20

... High-capacity models such as the uBR10012 series, shown in Figure 2-31, can handle thousands of subscribers Trang 10Figure 2-31 Cisco CMTS uBR10012Optical Platforms Several optical platforms are available ... subscribers The Cisco uBR7100 (Universal Broadband Router) CMTS series is designed for MTUs (multitenant units) such as apartment buildings and hotels High-capacity models such as the uBR10012 series, ... sub-scriber premises and the carrier network Figure 2-30 shows a Cisco 6100 Series Advanced DSL Access Multiplexer Trang 9Figure 2-30 Cisco DSLAM 6100CMTS Cable operators use a Cable Modem Termination System

Ngày tải lên: 04/07/2014, 18:20

... Hierarchical Topology Mesh Topology G 1 Internet Main Server Main Switch Workgroup Switch Repeater Bridge Hub E0 F0 E1 T0 D E F 2 A B C L K N M P O H J I FDDI Token Ring 1 1102.book Page 94 Tuesday, May ... Wireless Access Point 1102.book Page 92 Tuesday, May 20, 2003 2:53 PM Network Topologies 93 Wireless Bridges A wireless bridge, shown in Figure 2-38, provides high-speed (11 Mbps), long-range ... 2-33 shows a Cisco PIX Firewall 535 series, which is a dedicated network device. 1102.book Page 89 Tuesday, May 20, 2003 2:53 PM 90 Chapter 2: Networking Fundamentals Figure 2-33 Cisco PIX Firewall

Ngày tải lên: 04/07/2014, 18:20

... 107 Bh 108 Hs 109 Mt 110 111 112 1 H 3 Li 4 Be 11 Na 12 Mg 58 Ce 59 Pr 60 Nd 61 Pm 62 Sm 63 Eu 64 Gd 65 Td 66 Dy 67 Ho 68 Er 69 Tm 90 Th 91 Pa 92 U 93 Np 94 Pu 95 Am 96 Cm 97 Bk 98 Cf 99 Es 100 ... U 93 Np 94 Pu 95 Am 96 Cm 97 Bk 98 Cf 99 Es 100 Fm 101 Md 70 Yb 71 Lu 102 No 103 Lr 1A 2A 3B 4B 5B 6B 7B 8B 1B 2B 3A 4A 5A 6A 7A 8A 114 116 118 Trang 9Figure 3-2 Bohr Model of a Helium AtomAtoms ... 6 C 7 N 8 O 9 F 10 Ne 13 Al 14 Si 15 P 16 S 17 Cl 18 Ar 31 Ga 32 Ge 33 As 34 Se 35 Br 36 Kr 49 In 50 Sn 51 Sb 52 Te 53 I 54 Xe 81 Tl 82 Pb 83 Bi 84 Po 85 At 86 Rn 19 K 20 Ca 21 Sc 22 Ti 23 V

Ngày tải lên: 04/07/2014, 18:20

... a larger center conductor of 18 AWG. RG-11 cable is heavier still with a center conductor of 14 AWG and is used to bring cable into neighborhoods. 1102.book Page 128 Tuesday, May 20, 2003 2:53 ... have low resistance, and insulators have high resistance. 1102.book Page 120 Tuesday, May 20, 2003 2:53 PM Measuring Electricity 121 Resistance is represented by the letter R. The unit of measurement ... resistance and continuity with the multimeter. 6V Lantern + 6V Lantern + 1102.book Page 121 Tuesday, May 20, 2003 2:53 PM 122 Chapter 3: Networking Media The top of Figure 3-4 illustrates the flashlight

Ngày tải lên: 04/07/2014, 18:20

... terminators: ■ 150 ohm STP 2-pair cable (Token Ring LANs) ■ 100 ohm UTP 4-pair cable (Ethernet LANs) ■ 62.5/125 µ fiber-optic cable (Ethernet LANs) 1102.book Page 131 Tuesday, May 20, 2003 2:53 PM 132 Chapter ... Refraction Air 1.000 Glass 1.523 Diamond 2.419 Water 1.333 IR Speed of light in a vacuum Speed of light in a material = 1102.book Page 136 Tuesday, May 20, 2003 2:53 PM Optical Media 137 The Law ... Thus, it was sometimes referred to as Cheapernet. Figure 3-12 Coaxial Cable—Thinnet 1102.book Page 129 Tuesday, May 20, 2003 2:53 PM 130 Chapter 3: Networking Media However, in both types of coaxial

Ngày tải lên: 04/07/2014, 18:20

... ports of switches and routers Be very careful! Multimode 100/140 Microns Multimode 62.5/125 Microns Multimode 50/125 Microns Single-Mode 10/125 Microns Trang 8The following summarizes the features ... 3-21 Figure 3-21 Light Wave Path Numerical Aperture Axis n1 n1 NA = Sin 0 = n 2 Ðn1 Where: n 1 is cladding index n 2 is core index n2 0 n0 n1 Light must fall inside this angle to be guided in the ... Trang 1Figure 3-18 Refraction ExampleTotal Internal Reflection A light ray that is being turned on and off to send data 1s and 0s into an optical fiber must stay

Ngày tải lên: 04/07/2014, 18:20

... The Cisco Aironet 5 GHz 54 Mbps Wireless LAN client adapter is an IEEE 802.11a-compliant CardBus adapter that operates in the UNII-1 and UNII-2 bands. The client adapter 1102.book Page 158 ... causes the fiber to be squeezed or stretched, which causes microbending. 1102.book Page 151 Tuesday, May 20, 2003 2:53 PM 152 Chapter 3: Networking Media To prevent fiber bends that are too sharp, ... End Face Polishing Techniques 1102.book Page 152 Tuesday, May 20, 2003 2:53 PM Optical Media 153 A microscope or test instrument with a built-in magnifier is used to examine the end of the fiber

Ngày tải lên: 04/07/2014, 18:20

... 2 1 Hopping Pattern: C A D B E Freq. (GHz) B A E D C Time Frequency(GHz) 1 5 4 3 2.41 2.42 2.43 2.44 11 0 0 11 0 0 1 0 0 Chipping Sequence 1 Number Sent Interference 1 1 0 1 1 0 0 1 0 11 0 0 1 ... 802.11b, called Wi-Fi or high-speed wireless, refers to DSSS systems that operate at 1, 2, 5.5, and 11 Mbps All 802.11b systems are backward-compliant in that they also support 802.11 for 1- and ... Mbps 802.11g provides the same throughout as 802.11a but with backwards compatibility for 802.11g devices using Othogonal Frequency Division Multiplexing (OFDM) mod-ulation technology Cisco has

Ngày tải lên: 04/07/2014, 18:20

... R 19 2 .16 8 .1. 0/24 [12 0/3] via 19 2 .16 8 .11 0 .1, 00:00 :17 , Serial 0 /1/ 0 ã R 19 2 .16 8 .1. 0/24 [12 0/2] via 19 2 .16 8.200 .1, 00:00 :17 , Serial 0/0/0 ã R 19 2 .16 8 .1. 0/24 [12 0 /1] via 19 2 .16 8 .10 0 .1, 00:00 :17 , ... 19 2 .16 8.200 .1, 00:00:09, Ethernet0 O 19 2 .16 8 .16 8.0/24 [11 0 /10 12] via 19 2 .16 8.200 .1, 00:00:22, Ethernet0 R 19 2 .16 8 .16 8.0/24 [12 0 /1] via 19 2 .16 8.200 .1, 00:00 :17 , Ethernet0 ***S 19 2 .16 8 .16 8.0/24 [1/ 0] via 19 2 .16 8.200 .1 12. ... R1? (Choose two.) R 19 2 .16 8 .1. 0/24 [12 0 /1] via 17 2 .16 .2 .1, 00:00:24, Serial0/0 /1 R 19 2 .16 8 .10 0.0/24 [12 0 /1] via 17 2 .16 .1. 1, 00:00:24, Serial0/0/0 S 19 2 .16 8 .1. 0/24 [1/ 0] via FastEthernet0/0 R 19 2 .16 8.9.0/24...

Ngày tải lên: 22/06/2014, 16:20