HOME WORK-1 1.What is data redundancy, and which characteristics of the file system can lead to it. The storage of same data in multiple places unnecessarily is called data redundance. the use of poorly designed databases or the use of spread sheets and tables that allow the same data to be kept in different locations are the characteristics of the file system can cause the data redundancy. 2. Explain the difference between data and information. |DATA
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production for mass consumption. Examples could include any product manufacturing process involving an assembly line, for example, cars; electronic goods; food manufacture; brewery bottling plant. A database is an electronic filing system which carries information on a large number of items. Databases could be used in business as follows: Employee records – in this way it is easy to find
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movies. The company has a database that stores the information of the performers and the assignments that are performed. Due to the increase in size of the information, the database is getting full. The agency is in need of a reorganization of data or a new database system all together. Strengths * The company has been in business for a long time. * The database has been updated with all customers and gigs to this date. Weaknesses * The system of databases they are using is too small
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Unit 1 Assignment: Case Study Read the Unit 1 Assignment Case Study. The case study involves a serial murder case and describes how the offender used technology to avoid apprehension as well as how technology was used by the police to search and apprehend the offender. For this week’s Assignment complete the tables below listing the various technologies utilized and describing how they were used to avoid apprehension as well as to locate the offender. List the technology that the offender
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Introduction Many organizations and companies rely on databases to run their operations and achieve competitive advantage. Database design refers to the different parts of the design of an overall database system. It can be thought of as the logical data structures used to store data, and the forms and queries used as part of the overall database application within the database management system (Wikipedia.org). The paper focuses on database design methods and steps that can be taken to achieve a
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Microsoft Access or Microsoft SQL Server: What's Right in Your Organization? SQL Server Technical Article Writers: Luke Chung Technical Reviewer: Matt Nunn Published: December 2004, revised July 2006. Applies To: SQL Server 2005 Summary: This paper explains how Microsoft® Access is used within an organization. It also explains when to use Access and when to use Microsoft SQL Server™. Copyright The information contained in this document represents the current view of Microsoft
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important to both the business and the customers. But what makes the business efficient? The most important programs to run in a business are the database systems as well as the collaboration tools. If you are using a program from Microsoft, Access is the best one to use in the business because of its ability to process information using a relational database system. However, the collaboration tool that a business uses is equally important. This tool whether it is an inter- or intra-net type system is
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61 | Website | sqlite.org | Technical documentation | sqlite.org/docs.html | Developer | Dwayne Richard Hipp | Initial release | 2000 | License | Open Source | Implementation language | C | Server operating systems | server-less | Database model | Relational DBMS | Data scheme | Yes | Typing | Yes | Secondary indexes | Yes | SQL | Yes | APIs and other access methods | ADO.NET | | JDBC | | ODBC | Supported programming languages | Actionscript | | Ada | | Basic
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Comments/Suggestions: CPT 125 Pre-Requisite: Completion of 1st Year Courses Introduction: Systems Design is a central part of systems development. It comprises the process of turning a set of user requirements into an implementable system and encompasses various activities to achieve this end. Alternative models are challenging the traditional systems development life cycle. Alongside this, two approaches to systems development are emerging: the traditional structured approach; and the object oriented
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1.4 SQL . . . . . . . . . . . . . . . . . . . . . 1.4.1 Data Definition . . . . . . . . . . . 1.4.2 Simple Queries . . . . . . . . . . . 1.4.3 Database Modification . . . . . . . 1.4.4 Views and Joins . . . . . . . . . . 1.4.5 Embedded SQL . . . . . . . . . . . 1.4.6 Exercises . . . . . . . . . . . . . . 2 Information Systems On-Line 2.1 On-Line Databases . . . . . . . . . . . 2.1.1 Security Control . . . . . . . . 2.1.2 Transaction Management . . . 2.1.3 Static Archives . . . . . . . . . 2.1.4 Search
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