that preserves the dependencies? CASE STUDY : 3 1) Anyone can read BANKACNT relation except for the ACCT NO attribute. 2) Any accountholder can read the tuple corresponding to his/her own account number from the ACNT DETAIL relation. 3) Bank employees can read tuples from ACNT DETAIL relation, but only those employees whose job is TELLER can update entries in the ACNT DETAIL relation pertaining to any ACCT NO (this field cannot be modified). 4) Bank employees can read
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TMGT 3201 Final Exam Study Guide 1 Revised 9/14/2014 1. The purpose of an information system’s __process___ component is generating the most useful type of information for making decisions. 2. The four Ms of resources are _____Manpower, Machinery, Materials, and Money. 3. Scheduling and assigning employees might be handled by a __personnel information system___. 4. Managers could use a _manufacturing information system____ to assess the effect on final product costs of a nine
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UMUC Haircutters Stage 2 Introduction Generic Strategy for Competitive Advantage: Cost Leadership Strategy Business Process to be Improved: Customer and Employee Scheduling Table of Functional (Business) Requirements: Table of Functional (Business) RequirementsSteps in the Appointment Process | Process Step | Input Information/data item(s) entered into the system as part of this step | ProcessProcessing or action the system must perform for this step | OutputInformation/data item(s)/record
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. Data unit based Deduplication: Also called as levels of the Deduplication, fundamentally there are two levels of Deduplication: 3.1.1. File level Deduplication In this level, Deduplication performed over single file and it eliminates the duplicate copies of the same file. The file checking function is based on their hash values. The hash numbers are comparatively easier to generate so it does not require more processing power. Based on those hash numbers duplicated files are identified. i.e. if
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Hibernate allows us to do object relational mapping. Simply this mean, conversion of objects derived from java classes inside the application, directly to tables in the database. This will reduce the effort utilized in drawing ER diagrams, normalization (conceptual design) as well as physically writing SQL coding to complete the physical design inside the RDBMS. Hibernate will prevent getting your java code dirty via writing SQL within it. If you use hibernate, no sql within your java application
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INTRODUCTION TO MS ACCESS CH 4 STD VIII Q1. Very short answer type questions. i. The full form of RDBMS is Relational Database Management System. ii. Row wise information in table is called record. iii. The information stored column wise in a table is called fields. Q2. Short answer type questions. i. Information in a database is stored in a tabular format consisting of rows and columns i.e. a table organizes the data in the form of rows (records)and
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Question 1 0 out of 4 points | | | The portion of the database that a user is authorized to see is called aAnswer | | | | | Selected Answer: | table | Correct Answer: | view | | | | | Question 2 4 out of 4 points | | | The person who designs, creates, and manages the database is theAnswer | | | | | Selected Answer: | DBA | Correct Answer: | DBA | | | | | Question 3 0 out of 4 points | | | Data consistency meansAnswer
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Consistent Query Answers in Inconsistent Databases Marcel0 Arenas Pontificia Universidad Cat6lica de Chile Escuela de Ingenieria Departamento de Ciencia de Computaci6n Casilla 306, Santiago 22, Chile marenas@ ing.puc.cl Leopold0 Bertossi Pontificia Universidad Cat6lica de Chile Escuela de Ingenieria Departamento de Ciencia de Computaci6n Casilla 306, Santiago 22, Chile bertossi@ing.puc.cl Jan Chomicki Monmouth University Department of Computer Science West Long Branch, NJ 07764 chomicki @monmouth
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What is the most popular type of database? relational Using a file-oriented approach to data and information, data is maintained in many separate files. 3. File-oriented approaches create problems for organizations because of multiple master files which may contain redundant data. 4. Which statement is true regarding file systems? The proliferation of master files creates problems in the consistency of specific data stored in different files. 5. A set of interrelated,
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existing tables. In other words, it uses the relationship of similar data to increase the speed and versatility of the database. Relationship database establish the relationships between entities by means of common fields included in a file, called a relation. For example, a customer orders a product. Each customer may has an ID number and has a name. The relationship between a customer and the customer’s order created by the
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