Database Design Process Database Life Cycle Key points Database design must reflect the information system of which the database is a part Information systems undergo evaluation and revision within a framework known as the Systems Development Life Cycle (SDLC) Databases also undergo evaluation and revision within a framework known as the Database Life Cycle (DBLC) There are two general design strategies exist: top-down vs. bottom-up design centralized vs. decentralized design 2
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How to Excel in Your Physics Course Most students realize that putting off studying until the day before the exam and then cramming at the last minute is not efficient. Some students do this anyway‚ because so far they have gotten away with it. Perhaps most of the other students you previously competed with had poor study skills. This may have allowed you to adopt poor or non-existent study habits and still keep up‚ or even get good grades if you are naturally a better student. Now that you
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College of Business Hospitality & Tourism Studies Department of Computer Science & Information System CIN623 Database Design & Programming Final Examination Trimester 1 – 2011 Date: Duration:3 hours plus 10 minutes INSTRUCTION TO STUDENTS 1. You are allowed ten minutes extra reading time during which you are not to write 2. Write all answers to each question in the Answer Booklet. 3. Write your Student ID number at the top of each attached sheet. 4. Insert all written foolscaps in their correct sequence
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River. The distance to the intake site from Singati Bazaar is about 6 km north-east. The powerhouse is located along the left bank of Tamakoshi River‚ some 100 m upstream from the confluence of Tamakoshi River with Tinekhu River. There is a bridge over Tamakoshi River near powerhouse and a seasonal road up to the forebay area. The entire project area (headworks to powerhouse) is located in Suri and Jhakhu VDC’s of Dolakha District along the right bank of Tinekhu River. Geographically‚ the project
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5. INTRODUCTION TO LINEAR PROGRAMMING (LP) Learning Objectives 1. Obtain an overview of the kinds of problems linear programming has been used to solve. 2. Learn how to develop linear programming models for simple problems. 3. Be able to identify the special features of a model that make it a linear programming model. 4. Learn how to solve two variable linear programming models by the graphical solution procedure. 5. Understand the importance of extreme points in
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Question 1 Consider the following Excel screenshot: Cells C10:C13 are a named range called “Province”. Which of the following is the correct entry in the ‘Source’ field in the data validation dialogue box to display the drop-down list in the cell F4 if cells C10:C13 is a named range called “Province”? A) B) C) D) Ontario‚Quebec‚Alberta‚British Columbia =C10:C13 Province ={Ontario‚Quebec‚Alberta‚British Columbia} Questions 2‚ 3 Consider the following Excel screenshot: Which of the following is
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Assignments Requirements 1. Look up the definition of functional dependency. Can you find a good example? In relational database theory‚ a functional dependency is a constraint between two sets of attributes in a relation from a database. Cars Suppose one is designing a system to track vehicles and the capacity of their engines. Each vehicle has a unique vehicle identification number (VIN). One would write VIN → Engine Capacity because it would be inappropriate for a vehicle’s engine to have
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ECO FRIENDLY DATABASE Varun Chauhan MBA Student‚ Delhi Institute of Advanced Studies Pranav Kharbanda MBA Student‚ Delhi Institute of Advanced Studies Vindhya Chhabra B.Tech Student‚ Delhi Technical University (IT) Sumit Jain MBA Student‚ Delhi Institute of Advanced Studies ECO FRIENDLY DATABASE ABSTRACT 2. GREEN DATABASE Database should utilize several modern hardware capabilities. The purpose
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The War of Words over the Definition of Marketing in the 21st Century The definition of marketing has been a strongly debated topic in the new Millenium. For more than 70 years the American Marketer Association’s (AMA) definition has been the guideline for academics and scholars alike. A number of academics have been unsatisfied with the AMA’s 2004 marketing definition ‚ and it has stirred many debates (Grönroos‚ 2006‚ Dann 2008). Christian Grönroos in particular focuses on four elements of
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EXCEL SOLVER TUTORIAL Many firms face the problem of how to best use multiple scarce resources. Linear programming is designed to help find the product mix that maximizes profits in the short run when multiple constraints exist. While linear programming can be solved as a mathematical problem using pencil and paper‚ it is much more efficient to use Excel Solver. The key to using Excel Solver is to make certain you have modeled the problem correctly and then interpreted the results appropriately
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