Chapter 2 Review of Related Literature In less than a generation‚ computer technology has revolunized business all over the world. This has brought about changes in the area of business‚ finance‚ industry‚ government‚ agriculture‚ education‚ health care‚ sports and even on our personal lives. Today‚ computers do much of the works. Data collection continues to become easier and easier‚ data processing is getting faster and faster‚ mathematical calculations continue to be performed with increased
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Revised Syllabus and Course of Reading for Computer Studies (B.A/B.Sc. Examination) =============================================================== ==== PAPER-A (100 Marks) This paper will consist of Part-I and Part-II Part-I Part-II PAPER-B (100 Marks) This paper will consist of Part-I and Part-II Part-I Part-II 50 Marks 50 Marks 50 Marks 50 Marks =============================================================== ==== Paper A (100 Marks) Part-I: Introduction to Information Technology (50
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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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systems A database management system (DBMS) consists of software that operates databases‚ providing storage‚ access‚ security‚ backup and other facilities. Database management systems can be categorized according to the database model that they support‚ such as relational or XML‚ the type(s) of computer they support‚ such as a server cluster or a mobile phone‚ the query language(s) that access the database‚ such as SQL or XQuery‚ performance trade-offs‚ such as maximum scale or maximum speed or others
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basic structure of a relational database with an example. 3. What do you mean by weak entity set? 4. Give example for one to one and one to many relationships. 5. What is the need of normalization? 6. Write a note on functional dependencies. 7. Who is a DBA? What are the responsibilities of a DBA? 8. What is a data model? List the types of data models used. 9. What are the components of storage manager? 10. What is a data dictionary? 11. What is an entity relationship model? 12. Define single valued
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standards in technology pg. 175 Pros/cons of BYODevice to work Pros/cons of cloud computing Importance of open source SW and Web services What does a company do that can’t write their own SW Chapter 6: Traditional vs relational database models Relational database model terminology Queries – what they mean Entity relationship diagrams – make them Idea of nonSQL databases Purpose of normalizing data tables Business intelligence tools – OLAP‚ data warehouses‚ data mining‚ text mining‚ web
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c h a p t e r 7 MANAGING DATA RESOURCES 7.1 © 2002 by Prentice Hall LEARNING OBJECTIVES • COMPARE TRADITIONAL FILE ORGANIZATION & MANAGEMENT TECHNIQUES • DESCRIBE HOW DATABASE MANAGEMENT SYSTEM ORGANIZES INFORMATION * 7.2 © 2002 by Prentice Hall LEARNING OBJECTIVES • IDENTIFY TYPES OF DATABASE‚ PRINCIPLES OF DATABASE DESIGN • DISCUSS DATABASE TRENDS * 7.3 © 2002 by Prentice Hall MANAGEMENT CHALLENGES • TRADITIONAL DATA FILE ENVIRONMENT • DATABASE APPROACH TO DATA MANAGEMENT • CREATING
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Relational Database Concepts IBM Information Management Cloud Computing Center of Competence IBM Canada Labs 1 © 2011 IBM Corporation Agenda • Overview • Information and Data Models • The relational model • Entity-Relationship diagrams • Types of relationships • Mapping entities to tables • Relational model concepts • Relational model constraints • Normalization 2 © 2011 IBM Corporation Supporting reading material & videos • Reading materials • Database Fundamentals eBook • •
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CHAPTER I THE PROBLEM Rationale Undeniably‚ technology is rapidly growing‚ and we are surrounded by innovation of computer. By utilizing technology‚ the idea Software Development for Engineering Departmental Exams Testbank is formed. The paper-based test is an example of manual test bank. The Computer-Based Exams put to the Test article considers the benefits of computer-based exams (CBEs)‚ highlights points that you need to be aware of when completing a CBE‚ and looks at the different types
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Computer software can be divided into two main categories: application software and system software. Application Software: Application Software includes programs that do real work for user. Example: Payroll systems‚ Inventory Control‚ Manage student database‚ Word Processor‚ Spreadsheet and Database Management System etc. Application software consists of the programs for performing tasks particular to the machine’s utilization. Examples of application software include spreadsheets‚ database systems
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