FROM SCRIB 1 Chapter 1 THE PROBLEM AND ITS BACKGROUND Introduction Now‚ in our society all over the world technology is the most importantadvancement‚ a necessity in bringing about progress as we move along in thiscomputerized world. These changes in effect make man’s life easier and more convenient. The relationship between the library and computer is constantly changingthat the use of computer contributes to the way man learns and communicates. It easy inthis world to strive for changes
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Question 1 Characteristics of bad systems To be useful‚ the information system must possess the characteristic of reliability‚ relevance‚ understandability‚ complete‚ accurate and comparability. However‚ in order for Encik Khalid to detect problems occur with the current or new system are based on the characteristics of bad system which are unreliable‚ irrelevance‚ not understandable‚ incomplete‚ inaccurate‚ and incomparable. The first characteristic is unreliable. Encik Khalid may detect the
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LAN/WAN Topology and Configuration Plan Introduction This document presents an overview of the different configuration challenges‚ methods‚ and techniques required to implement a Local Area Network (LAN) and Wide Area Network (WAN). These are useful technologies that securely connect multiple LANs in separate geographical locations. When properly configured these networking technologies provide robust features‚ increased data transfer speeds‚ and secure data connectivity required by today’s companies
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2.3 Ishikawa diagram In 1960s‚ Professor Kaoru Ishikawa has introduced Ishikawa diagram. This diagram also called fishbone diagram or cause and effect diagram (Ishikawa 1976). Since this diagram is inception‚ it has gained tremendous of popularity to identify the root cause of the variety of problems (Hossen et al. 2017). Besides that‚ Ishikawa diagram often called as fishbone diagram is because it can help in the brainstorming to determine the possible cause of a problem and also sort the ideas
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in LAN environment IT6218 XD 1. EXECUTIVE SUMMARY Wireless networks have been an essential part of communication in the last century. In this report‚ it outlines the chosen topic which is “Wireless technologies in LAN environment” and also its underlying principles which it define as a popular option for network connectivity on organization intranets‚ home networks and for accessing the internet. It provides users connectivity to the network without having a physical network cable
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INTRODUCTION A computer network is a group of computers connected to each other electronically. This means that the computers can "talk" to each other and that every computer in the network can send information to the others. Usually‚ this means that the speed of the connection is fast - faster than a normal connection to the Internet. One of the basic type of computer networks include the Local Area Network. Local Area Network (LAN) is a computer network that interconnects computers in
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National banking & delivery systems along with cultural & training challenges were evaluated too. Based on Iran governmental services constraints‚ we presented an appropriate architecture for large scale online shopping systems. Some of design phase diagrams are presented that could be useful for software developing companies. Index Terms—B2C‚ Electronic Commerce‚ Online Shopping System‚ SDLC Phases. I. INTRODUCTION As electronic services are dependent on many governmental and private organizations
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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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Both Class Diagrams and Use Case Diagrams are used in the requirements determination of object oriented development. Object oriented development is an approach to system development that uses the object as the basic unit of systems analysis and design. Use case shows the relationships among actors and use cases within a system. Class diagrams are widely used to describe the types of objects in a system and their relationships The purpose of Use case diagram is that it shows the interaction
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ingress-egress filtering policies for network traffic. Certain traffic is expressly forbidden: No peer-to-peer file sharing or externally reachable file transfer protocol (FTP) servers No downloading executables from known software sites No unauthorized redistribution of licensed or copyrighted material No exporting internal software or technical material in violation of export control laws No introduction of malicious programs into networks or onto systems No accessing
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