Media Theory & Practice BASIC ELECTRONICS BASIC ELECTRONICS David Williams & Michael Shiloh © 2003 MakingThings LLC Media Theory & Practice BASIC ELECTRONICS OVERVIEW Session 1 Electricity is kind of like water The Components Inside Session 2 The Binary Miracle Switches can do all that? Arrange them just right‚ and you have a computer The computer does what you say millions of times a second Reconnecting to the real world Media Theory & Practice BASIC ELECTRONICS ELECTRICITY IS LIKE WATER
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Issues of Security and Privacy in Electronic Commerce Part I ---- Introduction & Motivation Peixian LI pl9a@cs.virginia.edu Introduction Since the invention of the World Wide Web (WWW) in 1989‚ Internet-based electronic commerce has been transformed from a mere idea into reality. Consumers browse through catalogues‚ searching for best offers‚ order goods‚ and pay them electronically. Information services can be subscribed online‚ and many newspapers and scientific journals are even
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profiles to the national index system‚ including proficiency testing requirements for DNA analysts and privacy protection standards related to the information in the national index system. There are many reasons DNA evidence alone should not be enough to secure a conviction. The only thing one can tell conclusively from DNA evidence is that a person matching that DNA profile was at the scene at the time. That should not be enough to secure a conviction as the evidence is still subject to interpretation
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3D PASSWORD FOR MORE SECURE AUTHENTICATION INTRODUCTION Normally the authentication scheme the user undegoes is paticularly very lenient or very strict.Throughout the yeras authentication has been a very interesting approach.With all the means of technology developing ‚it can be very easy for ’others ’ to fabricate or to steal identity or to hack someones password.Therefore many algorithms have come up each with an interesting approach toward calculation of a secret key.The algorithms are
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Functional Requirement (Function) A Functional Requirement is a requirement that‚ when satisfied‚ will allow the user to perform some kind of function. For example: “The customer must place an order within two minutes of registering” For the most part‚ when people are talking about Business Requirements‚ they are referring to Functional Requirements which are generally referred to as “requirements”. Functional Requirements have the following characteristics: • uses simple language •
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Case Analysis: Norge Electronics (Portugal)‚ S.A. Organizational Design and Management Norge Electronics is a textile manufacturer‚ with headquarters in Lisbon. The purpose of the company was the sale‚ installation and maintenance of equipment for textile manufacturers. The distinctive competency of Norge Portugal was “total customer service” and its unique selling proposition to guarantee increase in productivity to customers. The competitive advantage of Norge was it unique Norge Productivity
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Identify and briefly explain three reasons why the New Christian Right might have failed to achieve its aims (9marks) The New Christian Right is a politically and morally conservative‚ protestant fundamentalist movement. The aims are extremely ambitious as they wish to make abortion‚ homosexuality and divorce illegal. They want to turn back to a time before liberalisation of American culture and society began. The New Christian Right may have failed to achieve its aims because the group lacked wide
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File Management Requirements The following paper will discuss the Unix Operating System and how to implement a protection scheme that permits multiple users access to one file‚ with the exception of denying access to a particular group of users to the same file. Including the importance of protecting file sharing permissions to users. Perhaps a business has a system that will support 5‚000 users‚ however only 4‚990 users are granted permissions to access one particular file. In order to grant access
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Assignment no. 2 Ujjwal Dahiya Electronic sensors Sensors are sophisticated devices that are frequently used to detect and respond to electrical or optical signals. A Sensor converts the physical parameter (for example: temperature‚ blood pressure‚ humidity‚ speed‚ etc.) into a signal which can be measured electrically. Classification based on property is as given below: Temperature - Thermistors‚ thermocouples‚ RTD’s‚ IC
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ELECTRONIC ELECTROSCOPE Abstract— An electroscope is the instrument used to detect charged bodies. Here‚ an electronic version of the scope that is more sensitive as compared to its conventional counterpart and which helps indicate the polarity of charge has been described. This circuit consumes very low quiescent power and reliably indicates
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