Chapter 1: Database Systems TRUE/FALSE 1. Data and information are essentially the same thing. ANS: F PTS: 1 REF: 5 2. Data processing can be as simple as organizing data to reveal patterns. ANS: T PTS: 1 REF: 6 3. We are now said to be entering the “knowledge age.” ANS: T PTS: 1 REF: 6 4. Information implies familiarity‚ awareness‚ and understanding knowledge as it applies to an environment. ANS: F PTS: 1 REF: 6 5. Data constitute the building blocks of information
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INTRODUCTION Interest in information system has increased during the recent years not only in education but also in all areas where resources are managed. Two main reason account for this- the increasing population and the need for improved problem-solving tools. Student information system has always been a difficult task‚ but it is more so today than ever before‚ where administrators uses the traditional way of filing records on a cabinet. As the population of the students goes up‚ it is becoming
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Database Architecture DBM/380 –Database Concepts September 9‚ 2013 Sandra Graca Database Architecture Database systems are a way to collect and store large amounts of data. Essentially‚ database are electronic filing systems that store raw data to be later retrieved as useable information (Skillport‚ ). Using such a tool simplifies the filing and storage of all sorts of information used by businesses today. A common type of database is a customer/inventory database. Different tables
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Oracle9i Backup and Recovery Concepts Release 2 (9.2) March 2002 Part No. A96519-01 Oracle9i Backup and Recovery Concepts‚ Release 2 (9.2) Part No. A96519-01 Copyright © 2001‚ 2002 Oracle Corporation. All rights reserved. Primary Author: Lance Ashdown Graphic Designer: Valarie Moore Contributors: Beldalker Anand‚ Tammy Bednar‚ Don Beusee‚ Wei Hu‚ Donna Keesling‚ Bill Lee‚ Lenore Luscher‚ Ron Obermarck‚ Muthu Olagappan‚ Francisco Sanchez‚ Vinay Srihari‚ Steve Wertheimer The Programs
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CIS515 – CLASS #1 NOTES 1. Database – is a collection of related files (Tables) 2. File (Table) – is a collection of records (Rows) 3. Record (Rows) – is a collection of fields (Columns) 4. Field (Columns) – is a collection of characters (Bytes) 5. Character (Bytes) – is a collection of 8 bits 6. Bits – the smallest representation of data‚ it is either 1 (on voltage) or 0 (off voltage) Database File Table Record Rows Field Columns Character Bytes Bits
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relational databases are two different manners in which to store and organize data that also allow management and utilization of that data. There are essential aspects that any database should be able to provide‚ those of creating‚ reading‚ updating and deleting data. Upon becoming familiar with how each database is set up‚ it is important to look at the advantages and disadvantages of each model in determining which type of database one would want to utilize. The hierarchical database is one of
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earth. Nowadays‚ computer based system is commonly used by every company and institution and one of this is the computerized enrollment system. Computerize Enrollment System is the must have system in a school. It is a convenient way of storing and retrieving information of a student that provides easier way of enrolling. Masville National High School is one of the public schools that used a manual method for enrollment system. Computerized enrollment system is now used by the universities
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Airline resrevation Database management system Description of the database system. Airline reservation database management system will provide features for both costumers of the company and the company itself. Database system will meet almost all needs of an airline company. It will be possible for costumers to make reservations‚ buy ticket‚ see and manage old reservations etc. All of these will be held in the database. In Airline Company Database Management System‚ there are various entities
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INTRODUCTION Computerization is a control system that manages processes in industrial workplace. It reduced human errors and processing time‚ thus it can boost productivity and resulted into high quality of product produce. In Information System‚ computerization is concerned about interrelating different but interdependent transactions. This can result in a system with well-integrated processes that can perform much faster and more accurate than a manual system. Enrollment is the process of entering and verifying
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INTRODUCTION Interest in information system has increased during the recent years not only in education but also in all areas where resources are managed. Two main reason account for this- the increasing population and the need for improved problem-solving tools. Student information system has always been a difficult task‚ but it is more so today than ever before‚ where administrators uses the traditional way of filing records on a cabinet. As the population of the students goes up‚ it is becoming
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