QUESTION1 Power Problems Alternating current (AC)‚ which is “food” to PCs and other network devices‚ is normally 110 volts and changes polarity 60 times a second (or 60 Hertz). These values are referred to as line voltage. Any deviation from these values can create problems for a PC or other network device. Power problems fall into three categories: * Overage * Underage * Quality Power Overage Problems During a power overage‚ too much power is coming into the computer. Power overage
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preparing to add another remote site in Sierra Vista to support their military contracts scheduled to be awarded in 2014. The Sierra Vista location will add another 12 employees to the network. Bluesky needs to bring their current infrastructure into strict compliance with government security as a trusted network with access to government data. Bluesky Systems needs to upgrade their current infrastructure of Windows Server 2003 to Windows Server 2008. The move is designed to improve over all server
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Networks During the Program Student Worksheet 1 What are networks? 1. Describe the purpose of networking computers. 2. Describe the two types of network: a. LAN b. WAN 3. List the core business functions of Destra. 4. As a retailer‚ describe how Destra is different to more traditional retailers. 5. What does Destra’s network consist of? 6. What is VPN and what is its purpose? 7. Describe
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communicate successfully. IEEE 802.11 is a set of standards for implementing wireless local area network (WLAN) computer communication in the 2.4‚ 3.6‚ 5 and 60 GHz frequency bands. They are created and maintained by the IEEE LAN/MAN Standards Committee (IEEE 802). The base version of the standard was released in 1997 and has had subsequent amendments. These standards provide the basis for wireless network products using the Wi-Fi brand. The most prevalent is 802.11b. Equipment using
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Network security Security has moved to the forefront of network management and implementation. The overall security challenge is to find a balance between two important requirements: the need to open networks to support evolving business opportunities‚ and the need to protect private‚ personal‚ and strategic business information. The application of an effective security policy is the most important step that an organization can take to protect its network. It provides guidelines about the activities
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and pirating in the networks is very easy and it can lead to information damage or robbery and also if one compute is affected by a virus it can spread to the other easily. 3. What technology allows computer networks without wires? Wireless networking allows computer networks without wires. 4. Describe the difference between a LAN and a WAN. LAN is local area network‚ it consists of a group of networked computers that all located in one building. But WLAN is wide area network‚ it is a group of
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Network and standards protocol Professor 1.Which of the following terms is the cloaet synonym to the term computer networking? Protocol 2.Ann uses her email address‚ me@here.com‚ to send an email to bob‚ whose email address is you@there.com. the message contains a few paragraphs of text. Which of the following will be important to the process of making sure that bob receives this email? 3. According to this chapter‚ which of the following concepts happens in a modern-day ‚ end to
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Bonus Assignment #2 COEN 233 Computer Networks Department of Computer Engineering Santa Clara University Dr. Ming-Hwa Wang Phone: (408) 525-2564 Course website: Office Hours: Fall Quarter 2012 Email address: mwang2@engr.scu.edu http://www.cse.scu.edu/~mwang2/network/ Monday & Wednesday 9:00-9:30pm Name: ID: Score: Due date: 7:10pm‚ January 14‚ 2013 Problem 1 What is the ISO OSI protocol stack? Please describe the functionality for each layer. ---------The answer is in your text book. Problem
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PROPOSAL WRITING WORKSHOP 1. Description Proposal is an essential marketing tool for development organizations that build initial professional relationship between an organization and donor. A good idea with improper write up/presentation fails to achieve donors therefore fund raising development organization depends on skilled proposal development staff to survive‚ the proposal writing officers work tirelessly to keep their organizations afloat. Proposal writing in the development sector
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computer network Connects three office computers and one computer used for Point-of-Sale (POS) services at each of your stores. You also want six (6) computers in the lobby/store where patrons can download music and you can run “training classes” for people to learn about using MP3 players and get other basic information. The two offices have to be connected into one cohesive network‚ sharing POS services and other critical company information. You also need to provide a “hand out” casual
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