studies &research Information technology department Database systems Report on: (Comparison between Relational database & object oriented database) By: Mohammed Hussein Mahmoud Mustafa khedr To: Dr. Saad Darwish Introduction A database is a means of storing information in such a way that information can be retrieved from it. Thus a database is typically a repository for heterogeneous but interrelated pieces of information. Often a database contains more than one table. Codebooks and dictionaries
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OVERVIEW OF BROAD BAND Definition of Broad Band Broadband is often called high-speed Internet‚ because it usually has a high rate of data transmission. In general‚ any connection to the customer of 256 kbit/s or more is considered broadband. HOW IS BROADBAND DIFFERENT FROM DIAL-UP SERVICE? Broadband service provides higher speed of data transmission—Allows more content to be carried through the transmission “pipeline.” Broadband provides access to the highest quality Internet services—streaming
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advantages of email over traditional mail and/or telephonic communication is the minimal cost‚ speed and ability to communicate with other people regardless of their location in the world. Most organisations in the Western world use email as a key communication tool. As email is electronic it means that it is very easy for organisations to monitor the use of email. It is even possible to monitor employees’ use of email without their knowledge. An organisation may choose to monitor staff use of email
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Exercise 1: Processing incoming mail effectively through formal mail management will inshore the smooth running of the workplace. Since formal mail management is not in affect there has recently accord various accounts of lost letters including checks‚ invoices and registration papers. This can be avoided if there is a will organised and effective mail management program. Exercise 2: If urgent requests for merchandise is not attended to within the required time limit it will pose a inconvenience
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RECEIVES AN E-MAIL – A Case Analysis From reading the case‚ ‘Johannes Van Den Bosch Receives an e-mail’‚ I understand the importance of cross cultural communication‚ its perception‚ attribution and challenges involved within. Johannes Van Den Bosch‚ a Dutch man working for the BigFour firm‚ when faced with the difficulty of encountering an upset customer for not having met the deadline of approved deliverables decides to write an e-mail to his Mexican counter-part‚ Pablo Menendez. While at first‚ he dumps
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Normalization of Database Tables Introduction to Normalization of Database Tables Normalization of Database Tables l Introduction to Normalization of Database Tables 4 4 4 ISM 602 Dr. Hamid Nemati 4 4 4 Functional Dependency l Introduction to Normalization of Database Tables l l A Functional Dependency Is A Relationship Between Or Among Attributes Such That The Values Of One Attribute Depend On‚ Or Are Determined By‚ The Values Of The Other Attribute(s)
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Chapter 1 — The First Civilizations The Earliest Humans Essential Question How did humans become food producers rather than food gatherers? * Domestication of animals * There was fertile soil to grow crops * Hunting animals was harder * Agriculture was a failure for a long time I can statements Explain why the development of agriculture was so crucial for the establishment of civilization. * Hunting wasn’t reliable * You may not get enough food for the day by hunting/gathering
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Databases Team B ACC/340 June 13‚ 2011 Richard Calabria Databases In today’s business society‚ technologies such as databases are a vital part of just about every major retail business including the Riordan’s organization. Many people overlook the importance of the role of databases in business because they are integrated so well. Databases definitely affect the output part of the accounting cycle because it includes company’s financial data and other external reports that
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Overview Just as adults‚ children can suffer from psychological problems. These may be considered to be behavioral‚ mental‚ emotional or learning disorders. Treatments exist for each type of disorder and a mental health professional can determine if a child indeed has a particular problem. Many psychological problems cycle with periods of worsening followed by periods of improvement. Some issues resolve while others persist through adulthood. Prompt diagnosis and appropriate treatment increases the
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hypermedia database is a computer retrieval system. The database allows the user to access texts‚ video and audio recordings and photographs. Files are stored according to subject. Hypermedia Database Hypermedia database comprises a set of interconnected multimedia web pages. In this type of database‚ information is stored online and the data can be accessed by several users at a time. Hypermedia‚ an extension of the term hypertext‚ is a nonlinear medium of information which includes graphics
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