HUMAN-COMPUTER INTERACTION – The Psychological aspects Human-Computer Interaction‚ abbreviated HCI‚ has simply been explained as the study of how people interact with computing technology (Olson & Olson 2003). It is the intersection between psychology and the social sciences‚ on the one hand‚ and computer science and technology‚ on the other. Throughout the past two decades HCI researchers have been analysing and designing specific user interface technologies‚ studying and improving the processes
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users to access the network; confidentiality for preventing unauthorized users acces; functionality for preventing attackers from altering the operation capabilities and the access control policy driven controls b. Network security is challenging as the methods of attacking are getting better every year. Information is gathered easily from the packets if there is no SSL connection available with the search engine c. An example is allowing cell phones into the corporate network totally bypassing the
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CHAPTER ONE COMPUTER SYSTEM FUNDAMENTALS 1.1 Computer System as a Universal Tool A computer system is an electronic device that accepts inputs; transform the input through some processes to obtain output or information that can aid effective decision making. Information originated from raw data which by its own simple definition is any raw fact or figure that can be subjected to a form of manipulation before it can be trusted for decision making. Data can originate from various sources depending
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Network is the mediator between client computer and server. It connects client computers to the server and allows the sharing of information stored in server computers. A local business (EROS) hair me to design Network for the third and fifth floors‚ so that After carefully considering the requirements I and my team have prepared the following network design for third and fifth floors. The network design is given above. The goal of the designed is to the provide the best performance‚ avilability
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University Computer Crimes Technology in a Global Society CS300 Table of Contents…………………………………………………….2 Introduction…………………………………………………………..3 (Research Discoveries) Origins of Computer crimes………………………………………….4 Internet fraud…………………............................................................5 Internet Cyber Crime………………………..…………………….…6 Personal Crimes……………………..…………………..…..6.2 Financial Crimes…………………….…………………..…..6.3 Computer hackers…….....
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Super Computer The fastest type of computer. Supercomputers are very expensive and are employed for specialized applications that require immense amounts of mathematical calculations. For example‚ weather forecasting requires a supercomputer. Other uses of supercomputers include animated graphics‚ fluid dynamic calculations‚ nuclear energy research‚ and petroleum exploration. The chief difference between a supercomputer and a mainframe is that a supercomputer channels all its power into executing a
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Qarran Alamrei 201008179 Col240 Section 3 Social networking is all about the new generation. Nowadays‚ children and adults love to spend their time on Internet websites that connect them with each other‚ and these websites was called social networks. “Any Web locale that permits communal contact is believed a communal mass media locale‚ encompassing communal networking locations such as Facebook‚ MySpace‚ and Twitter”( Schurgin.G‚ Clarke.K). These websites take a long time from humans’ lives
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Network Security Applications and Countermeasures |Domains |CIA Functions | | |Ethical Hacker |User domain |Confidentiality | |Intrusion Detection system / intrusion |WAN Domain |Integrity | |prevention system | | | |Access controls
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disadvantages. Some of those disadvantages can be risk of fraud or identity theft‚ cyberbullying‚ and it can be such a waste of time. Besides the advantages and disadvantages of social media‚ many individuals have an account for at least one social network. To those individuals‚ social media can be a safe place to explore other connections or have ones identity be stolen. Social networking has an advantage of making connections. Without a doubt‚ the best reason to join any social networking site is
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COMPUTER APPLICATION IN MANAGEMENT (107) What is computer write its advantages with example Ans-A computer is a general purpose device that can be programmed to carry out a set of arithmetic or logical operations automatically. Since a sequence of operations can be readily changed‚ the computer can solve more than one kind of problem. Conventionally‚ a computer consists of at least one processing element‚ typically a central processing unit (CPU)‚ and some form of memory. The processing element
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