F PTS: 1 REF: 3 5. A collection of records is a file. ANS: T PTS: 1 REF: 3 6. A field in the logical design of a database corresponds to a row in the physical table of a relational database. ANS: F PTS: 1 REF: 3 7. A record in the logical design of a database corresponds to a row in the physical table of a relational database. ANS: T PTS: 1 REF: 3 8. The Systems Development Life Cycle is a series of steps that can be used to guide the development process for a database management system
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As a dynamic character‚ Tommy enhances the theme by being intrigued with the teacher’s lessons. Tommy undergoes an important internal change because of Mrs. Ferenczi’s actions. Through this dynamic character the theme is reinforced because it shows how Tommy has become involved and intrigued by Mrs. Ferenczi’s lessons. Tommy’s life was a constant routine‚ it was just completely repetitive. However‚ a change interrupts his normal everyday life. Predictable routines at school and at home with his chores
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RDBMS Concepts 1. What is database? A database is a logically coherent collection of data with some inherent meaning‚ representing some aspect of real world and which is designed‚ built and populated with data for a specific purpose. 2. What is DBMS? It is a collection of programs that enables user to create and maintain a database. In other words it is general-purpose software that provides the users with the processes of defining‚ constructing and manipulating the database for various applications
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Comparison Summary By Martin Rennhackkamp DBMS Server Comparison Supplement‚ November 1996 An Analysis Of The Strengths And Weaknesses Of The Big Six Database Servers. In 1991 I performed a thorough evaluation and comparison of the four major DBMSs at the time: Informix‚ Ingres‚ Oracle‚ and Sybase. This comparison was done for a client building a huge distributed database application‚ currently in its second phase of d evelopment‚ with the first phase running successfully country-wide. At
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The Evolution of Data Models The quest for better data management has led to different models that attempt to resolve the file system’s critical shortcomings. Because each data model evolved from its predecessors‚ it is essential to examine the major data models in roughly chronological order. 1.1 The Hierarchical Model A Hierarchical Database Model is a data model in which the data is organized into a tree-like structure. The structure allows representing information using parent/child relationships:
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Electronic Storage • 1940/50 beginnings • Development in storage media • Comparative development with computer development Flat file • What‚ when‚ difficulties Relational databases • Dr Codd et al • How does it work? • Tables • Keys • Primary‚ foreign‚ compound etc Object Oriented Database Design • Still relational but.. • Why need of? What stored Future developments??? Conclusion Keep it brief Please feel free to add any additional topics you want to include; use the above
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Population Dynamics Discussing the Population Dynamics of Netherland Netherlands The Netherlands is a constituent country of the Kingdom of the Netherlands‚ consisting of twelve provinces in North-West Europe and three islands in the Caribbean. The Capital is Amsterdam. | The Netherlands is the 61st most populated country in the world and as of March 9‚ 2011 it has
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individual or a group we should mature‚ grow and be modestly productive of ourselves. Throughout the novella‚ Candide becomes this dynamic characters who augments his knowledge about the outside world exploring and capturing his own opinion yet still living with the thought of “the best of all possible worlds.” Candide is a static character on his beliefs‚ yet he is a dynamic character in nature. In the text it states‚ “I have killed my old master‚ my friend‚ by brother-in-law! I am the best-nature creature
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Maintaining Dynamic Homeostasis A group of scientists in the AP Biology Development Committee have used their knowledge‚ discovered‚ and written down new AP Biology Principles that explains and guides you through biologically systems and how living things function. One principle states: Organisms use feedback mechanisms to regulate growth and reproduction‚ and to maintain dynamic homeostasis. In order to understand this biology principle‚ you must understand the operation of the feedback system
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B.Com PANJAB UNIVERSITY‚ CHANDIGARH Date-sheet for B.Com. 1st Year (General) ( Exam. Code 112 )‚ B.Com. 2nd(General) (Exam. Code 113) & 3rd Year (General) (Exam. Code 114) B .Com. 2nd (Honours) (Exam. Code 115) & 3rd Year (Honours) (Exam. Code 116) (FOR FULL SUBJECTS/ADDITIONAL SUBJECTS/IMPROVEMENT OF PERFORMANCE/MERCY CHANCE/ADDITIONAL CHANCE CANDIDATES) EXAMINATION COMMENCING W.E.F. 2ND APRIL‚ 2013 (THEORY EXAMINATIONS) TIME OF EXAMINATIONS: 2.00 p.m. to 5.15 p.m. (The candidates must be on their
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