Final Exam Review Using Table 10-1‚ review default port numbers used commonly with TCP and UDP purposes HTTP TCP Port 80 – used by web browsers and web servers Telnet TCP Port 23 – used for terminal emulation SSH TCP Port 22 – used for secure terminal emulation FTP TCP Port 20‚ 21 – used for file transfer DNS UDP Port 53 – used for name resolution SMTP TCP Port 25 – used to send and receive email POP3 TCP Port 110 – another email protocol IMAP TCP Port 143 – another email protocol SSL TCP
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Microsoft Windows [Version 6.1.7601] Copyright (c) 2009 Microsoft Corporation. All rights reserved. C:\Users\student>ipconfig/all Windows IP Configuration Host Name . . . . . . . . . . . . : MININT-LCOQIU3 Primary Dns Suffix . . . . . . . : Node Type . . . . . . . . . . . . : Hybrid IP Routing Enabled. . . . . . . . : No WINS Proxy Enabled. . . . . . . . : No DNS Suffix Search List. . . . . . : campus.ittesi.com Ethernet adapter Bluetooth Network Connection: Media State
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1. It’s impractical for an organization to own the entirety of a WAN because it would be to maintain the entirety‚ it’s to maintain the entirety of a LAN because it’s easier to maintain and 2. Attenuation 1. The quality of UTP cables can vary from telephone-grade wire to extremely high-speed cable. They more prevalent in school networks. Coaxial can support great cable lengths between network devices. Coaxial cable has been popular in school networks‚ especially linear bus networks
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Answer These Questions 1. Which of the following types of LANs was a competitor of Ethernet LANs from the earliest days of wired LANs in the 1980s and into the 1990s? a. ATM b. FDDI c. Token Ring d. Metro Ethernet 3. Which of the following speeds are not defined as a speed by some Ethernet LAN standard? a. 1 Gbps b. 4 Gbps c. 10 Gbps d. 40 Gbps 5. A campus LAN drawing shows hundreds of user devices cabled to LAN switches on various floors of a building. The per-floor edge switches
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1 The resources that should be maintained carefully are a. Mainframes: memory and CPU resources‚ storage‚ network bandwidth. b. Workstations: memory and CPU resources c. Handheld computers: power consumption‚ memory resources. 2 A network computer totally depends on a centralized computer for most of its services which it performs. A network computer can therefore have a minimum use of operating system to manage its resources. But a personal computer has to be capable of providing all of the required
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Define Key Terms 1. The Internet- The global network formed by interconnecting most of the networks on the planet‚ with each home and company network connecting to an internet service provider‚ which in turn connects to other ISP 2. Internet Edge- The part of the internet between an ISP and the ISP customer‚ whether the customer is a company or organization with a large private TCP/IP network or whether the customers a single individual. 3. Point of Presence- A term used by service providers
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Labs 3.1-3.5 Lab 3.1.1 On the off chance that every merchant had their own gauges and conventions‚ we would have a harder time making gadgets that we utilize consistently to between works. We would to have numerous switches relying upon the gadgets we claim and most likely would not have the capacity to utilize web when we’re as a part of a bistro‚ library‚ or airplane terminal due to contradictorily. Our entire society including the monetary perspective would back off a smidgen. Lab 3.1.2 Laptops
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Multiple Choice 1) C 2) B 3) B‚ E 4) A‚ D 5) A 6) D 7) C 8) A 9) C‚ D‚ A 10) C‚ D 11) A 12) B‚ D 13) B 14) C 15) A‚ D 16) D 17) D 18) D 19) A 20) B Define the Key Terms Application: Generally‚ a function on any kind of computer or electronic device that is useful to the user‚ which can give the user a reason to want to own and use the device. More specifically‚ software that performs some useful function for a user. Computer network: A combination of many components
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Multiple Choice Questions 1. Which of the following is true about a TCP/IP network? The network uses standards defined in TCP/IP RFC’s plus other standards. 2. Which of the following terms is not a common synonym for TCP/IP model? Ethernet / TCP/IP Mapping 3. Think generically about the idea of a networking standard‚ ignoring any particular standard or standards group. Which of the following is typically true of a standard? It exists as a written document / it has been passed through
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Terea Scruggs NT1210 (6 – 11 pm) Due 1/5/14 Labs 1.1 – 1.6‚ 2.4‚ 3.5 Lab 1.1 Reading Binary Exercise 1.1.1 Create a mapping similar to Figure 1- 1 for the decimal number 2931 using either paper and pencil or a Word document. Exercise 1.1.2 Create a mapping similar to Figure 1- 2 for the binary number 110 2 using either paper and pencil or a Word document. Exercise 1.1.3 Create a mapping similar to Figure 1- 2 for the binary number 11 2 using either paper and pencil or a Word document. Exercise
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