drill-down feature Scenarios and models | 3. (TCO C) The type of logical database model that treats data as if they were stored in two-dimensional tables is the (Points : 8) | OODBMS. pre-digital DBMS. relational DBMS. hierarchical DBMS. | 4. (TCO D) IT staffing is reduced in a cloud computing environment because (Points : 8) | There is less infrastructure to manage and maintain. There is a reduction in local software installation on
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Quiz #1 Instructions: Ensure that the following information is included in your answer: Question # and your answer‚ listed vertically Example: #1-b #2-a #3-c Select the one most appropriate answer. An answer that includes two correct components is more correct that an answer that includes only one correct component. If you select more than one answer‚ your question will not be graded. Each multiple choice question is worth one mark. This quiz is a review of material in the text and course materials
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important concepts in relational database design. A basic understanding of these will be required to understand the rest of the article. * Primary Key (PK) A column with a unique value for each row. Although not all database management systems (DBMS) require you to put a PK into each table‚ from a design perspective a PK is a requirement. No table should be without one. * Foreign Key (FK) These define relationships between tables. When you want a row in one table to be linked to a row in
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centrally coordinated files. 4. A database management system (DBMS) serves as the interface between the database and the various application programs. 5. Database technology provides the following benefits to organizations: a. Data integration b. Data sharing c. Reporting flexibility d. Minimal data redundancy and inconsistencies e. Data independence f. Central management of data g. Cross-functional analysis 6. The DBMS handles the link between the physical and logical views of the data
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Top 10 Strategic Technology Trends for 2013 Carl Claunch This presentation‚ including any supporting materials‚ is owned by Gartner‚ Inc. and/or its affiliates and is for the sole use of the intended Gartner audience or other authorized recipients. This presentation may contain information that is confidential‚ proprietary or otherwise legally protected‚ and it may not be further copied‚ distributed or publicly displayed without the express written permission of Gartner‚ Inc. or its affiliates
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SYLLABUS FOR BACHELOR OF COMPUTER APPLICATIONS - SIMULTANEOUS ENTRY (BCA- SE) FIRST YEAR BCA 06 Introduction to Database Management System Block 1 : DBMS concepts : Introduction – Basics of Database – Three views of Data – Three level architecture of DBMS – Facilities – Elements of DBMS – Advantages and disadvantages – Database Models : File Management system and its drawbacks – Database Models : E-R Model‚ Hierarchical Model‚ Network Model‚ Relational Model. Block 2 : File Organization
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good decision making and good decision making is the key to organizational survival in a global environment • Data are usually stored in a database. To implement a database and manage its contents you need a database management system (DBMS). DBMS serves as an intermediary between the user and the database. The database contains the data you have collected & “data about data” metadata. • Database design defines the database structure. A well-designed database facilitates data management
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The aim of an information management strategy is to: A. Gain value from information resources. B. None of the above. C. Improve the quality of information resources. D. Protect information resources. E. Assign appropriate responsibilities for information resources. An information policy is typically aimed at improving: A. The utilization of data storage on servers. B. A culture of knowledge sharing. C. Errors from poor quality information. D. Opportunities from
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and thought put into a database‚ the better the database will be in the long run. We should gather information about the user’s requirement‚ data objects‚ and data definitions before creating a database layout. Traditionally‚ there are four different DBMS data models: the hierarchical data model‚ the network data model‚ the relational data model‚ and the objectoriented data model. These four data models at the same time signifies the historical
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Learning Team C Database Plan for Riordan Manufacturing Material Ordering Kishan Bhagan Amir Bashir Eric Berger Shawn Chandler Debra Hanzlik University of Phoenix DBM 500 October 22‚ 2006 Facilitator: Dr. Gary Page Table of Contents Introduction Database Plan Description Database Plan Purpose Project Plan E-R Diagrams A Description of the Normalization of the Database UML Diagrams Class Diagram Use Case Sequence Diagram Database Administration Plan
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