1. Open System Interconnection (OSI) Reference Model. (a) The OSI model was developed before the Internet and was developed by agreement by the US and European nations (CCITT), yet the Internet and its protocols is by far the dominant network technology on our planet. Why? The reason behind TCP/IP’s dominance over OSI can be summarized as a result of technical, political and economic reasons: The reasons for the popularity of TCP/ IP over the OSI are : * TCP/IP answers an immediate, almost
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CompTIA Network+ Practice Question Answers Question 1. Objective: Given a scenario, install and configure routers and switches. The IEEE standard 802.3af states the specifications for which of the following? a) Quality of Service b) VLANs c) Routing tables d) Power over Ethernet Question 2. Objective: Given a scenario, troubleshoot common router and switch problems. A user's remote marketing server has changed IP address schemes and now the user can no longer access it. The user
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Technology CMGT/554 Version 2 IT Infrastructure Copyright © 2010, 2009 by University of Phoenix. All rights reserved. Course Description This course focuses on the managerial level of knowledge and terminology for telecommunications and computer networks. This course covers the concepts and application of the Internet; server and storage architectures; and regulatory considerations. Policies Faculty and students/learners will be held responsible for understanding and adhering to all policies
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explores network design and implementation by applying the TCP/IP protocols to provide connectivity and associated services. Planning and deployment of network addressing structures, as well as router and switch configurations, are also examined. IP Networking Syllabus Where Does This Course Belong? This course is required in the associate degree program in Network Systems Administration and associate degree in Mobile Communications Technology. The following diagrams indicate how this course
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internet, Firewalls, Proxy Server, Virtual Private Network Cryptography and Public key infrastructure (PKI), Certification Authorities and Digital Certificates, Digital signatures Technology Electronic Payment Systems – Virtual Pin payment system, Centralized account system, Electronic Check, E-Cash, SSL and SET based payment systems E-business– advantages/disadvantages, Paper and electronic catalogues Electronic Data Interchange (EDI) E-business models Internet marketing Data mining and knowledge discovery
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Identify 3 methods used to prevent routing loops? A.) Split horizon B.) Holddown timers C.) Poison reverse D.) SPF algorithm E.) LSP's Routing loops can be prevented by split horizon, poison reverse and holddown times. The other two choices relate to Link State. The correct answer(s): A Which statement is true regarding full duplex? A.) Allows for transmission and receiving of data simultaneously B.) Only works in a multipoint configuration C.) Does not affect the bandwidth D
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individual networks, connected by intermediate networking devices, that functions as a single large network. Internetworking refers to the industry, products, and procedures that meet the challenge of creating and administering internetworks. The following articles provide information about internetworking basics: * Internetworking Basics * Introduction to LAN Protocols * Introduction to WAN Technologies * Bridging and Switching Basics * Routing Basics * Network Management
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multiplexing, circuit switching and packet switching, OSI and TCP/IP models, LAN/WAN protocols, network devices and their functions, topologies and capabilities are discussed. Industry standards and the development of networking technologies are surveyed in conjunction with a basic awareness of software and hardware components used in typical networking and internetworking environments. MAJOR INSTRUCTIONAL AREAS 1. Networking fundamentals 2. The OSI model and its use in networking 3. LANs, WANs, MANs
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802® IEEE Standard for Local and Metropolitan Area Networks: Overview and Architecture IEEE Computer Society Sponsored by the LAN/MAN Standards Committee Published by The Institute of Electrical and Electronics Engineers, Inc. 3 Park Avenue, New York, NY 10016-5997, USA 7 February 2002 Print: SH94947 PDF: SS94947 IEEE Std 802®-2001 (R2007) (Revision of IEEE Std 802-1990) IEEE Standard for Local and Metropolitan Area Networks: Overview and Architecture Sponsor LAN/MAN Standards
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removable media, display card and display and data entry devices (aka peripherals) such as keyboard and mouse and others. There are several standard interfaces, such as serial and parallel ports, FireWire and several choices of disk and network interfaces. – Know how to distinguish between these components and interfaces and the function and characteristics of each of them. 1.2 CPU and Memory: The CPU and memory determine to a high degree the performance of the computer. – Know impact of the number
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