technique used to expedite the investigation of system requirements. ____ 16. A physical model shows what the system is required to do in great detail‚ without committing to any one technology. ____ 17. The modern structured analysis technique uses data flow diagrams (DFDs) and entity-relationship diagrams (ERDs). ____ 18. One of the
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|[pic] |United International University (UIU) | | |Dept. of Electrical and Electronic Engineering (EEE) | | |Course Outline | | |Course:
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Electronic Methods for communicating Business Information There are a range of different electronic methods for communicating business information that Tesco could use and one of them is by E-mail. E-mail also known as Electronic mail is a way of exchanging digital messages from one or more individuals to another. With E-mails you can accept‚ deliver‚ store and forward messages. E-mails are not expensive because to be able use to e-mails you only need internet connection which nearly enough every
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.......................................................................................... 3 2.1.2 Non-functional requirement ............................................................................................. 5 3. Logical design: Data Modeling (ERD) .................................................................................... 6 4. Logical design: Process Modeling (DFD) ............................................................................... 9 5. Decision
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DATA: A collection of known facts and figures. May contain text‚ numbers‚ images‚ sounds or videos etc. It doesn’t convey useful information METADATA: Data about data (describes prop and char of other data) INFORMATION: 1. Processed form of data is called Information 2. Processed data to increase knowledge of user e.g Name‚ Ages Older than 30 * Bit: Smallest unit of data; binary digit (0‚1) * Byte: Group of bits that represents a single character * Field: Group of words
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Smoking is still an unhealthy problem amongst teens‚ even though many add campaigns and other private corporations dealing with media such as MTV have taken wide steps to spread the awareness of what cigarettes do to the young population of America. Cigarettes are an evil in the heart of all youth‚ many are tempted and pure pressured into the partaking of smoking mainly because of the mass ignorance of the horrific side effects that are caused by them. The effects of tobacco vary from person to person
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Rare-earth metals are widely used in many areas‚ such as electronic‚ petroleum chemical industry‚ metallurgy‚ machinery‚ energy‚ light industry‚ environmental protection and agriculture. The application rare earth can produce fluorescent material‚ rare earth metal hydride battery materials‚ electric light source materials‚ permanent magnetic materials‚ hydrogen storage material‚ catalytic materials‚ precision ceramic material‚ laser materials‚ superconducting materials‚ magnetostrictive material
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Mission E commerce or e-business consists of the buying and selling of products or services over electronic systems such as the Internet and other computer networks. Overstock is an example of an e-business. Overstock is a retailer that sells a variety of items online including shopping for items such as clothing & shoes‚ furniture‚ jewelry‚ toys‚ home and garden‚ bedding and bath‚ and electronics‚ sports items‚ books and media‚ and much more. Overstock also offers shopping via auctions‚ a page
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ENCRYPTION Introduction Often there has been a need to protect information from ’prying eyes’. In the electronic age‚ information that could otherwise benefit or educate a group or individual can also be used against such groups or individuals. Industrial espionage among highly competitive businesses often requires that extensive security measures be put into place. And‚ those who wish to exercise their personal freedom‚ outside of the oppressive nature of governments‚ may also wish to encrypt
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Lecture Notes 1 Data Modeling ADBMS Lecture Notes 1: Prepared by Engr. Cherryl D. Cordova‚ MSIT 1 • Database: A collection of related data. • Data: Known facts that can be recorded and have an implicit meaning. – An integrated collection of more-or-less permanent data. • Mini-world: Some part of the real world about which data is stored in a database. For example‚ student grades and transcripts at a university. • Database Management System (DBMS): A software package/ system to facilitate
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