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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Informatics Computer Institute Valenzuela BRANCH IT211 Database design and Structured query language Project Proposal Project Title “Computerized Grading System in AMA” Introduction The computerized grading system of AMA is under AMA ORACLE PEOPLESOFT CAMPUS SOLUTIONS (AMA ORACLE-PSCS) an online-based database used by the AMA Group of Companies to further employ and advance the technological savvy amongst all employers‚ employees‚ teachers and students alike. Background
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DC10 PART-I DATABASE MANAGEMENT SYSTEMS TYPICAL QUESTIONS & ANSWERS OBJECTIVE TYPE QUESTIONS Each question carries 2 marks. Choose the correct or best alternative in the following: Q.1 In the relational modes‚ cardinality is termed as: (A) Number of tuples. (B) Number of attributes. (C) Number of tables. (D) Number of constraints. Ans: A Q.2 Relational calculus is a (A) Procedural language. (C) Data definition language. Ans: B Q.3 The view of total database content is (A) Conceptual view
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scripting‚ it has grown to incorporate a command line interface capability and can be used to develop client-side Graphical User Interface (GUI) applications as well. Beau! has been given three-tiered architecture which works on browser‚ server and database system in a linear manner. After analysis of the existing system‚ it was observed that there
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using the Arjuna distributed programming system‚” Int. Workshop on Distributed Computing Systems: Theory meets Practice‚ Dagsthul‚ September 1994‚ LNCS 938‚ Springer-Verlag‚ July 1995. [6] P.A. Bernstein et al‚ “Concurrency Control and Recovery in Database Systems”‚ Addison-Wesley‚ 1987. [7] M. C. Little‚ “Object Replication in a Distributed System”‚ PhD Thesis‚ University of Newcastle upon Tyne‚ September 1991. (ftp://arjuna.ncl.ac.uk/pub/Arjuna/Docs/Theses/TR-376-9-91_EuropeA4.tar.Z) [8] M. C. Little
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MySQL is an open source Relational Database Management System based on the Structured Query Language (SQL). It is very fast reliable and flexible Database Management System based on relation model that is developed to manage large volumes of data at very high speed with security. MySQL can be used for verity of applications but it is one of the most popular RDBMS used for the web applications on the Internet. It is referred as open source because it can be run on different platform such
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Q) What are Secondary Data? Secondary Data Secondary data is information gathered for purposes other than the completion of a research project. Data previously collected by someone else‚ possibly for some other purpose that can be used later for making decisions if found suitable for the purpose‚ other than the original one. Secondary data can be acquired from the internal records of the organization‚ their departments‚ subsidiaries or sister organizations and also from external sources‚ such
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Instead of the old index.dat files‚ Internet Explorer 10 uses an ESE database called WebCacheV01.dat to maintain its web cache‚ history and cookies. This database contains a wealth of information that can be of great interest to a forensic investigator. This thesis explores the structure of the new database‚ what information it contains‚ how it behaves in different situations‚ and also shows that it is possible to recover deleted database records‚ even when the private browsing mode has been used. The
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Technological dimension problem comes with outdated software‚ inadequate database capacity‚ rapid technological change and others. People dimension problems are lack of employee training‚ legal and regulatory compliance‚ indecisive management and lack of employee support and participation. Three dimensions in my current workplace are people; there is a lack of basic knowledge concerning applications such as Microsoft Office and in house database applications. Another example is Technology; there are workstations
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SEQUEL or SQL is a data language that provides benefits for all types of users. SQL’s purpose is to provide an interface to a relational database such as Oracle Database. Dr. Edgar Frank “Ted” Codd introduced the first commercially available implementation of SQL. Today‚ SQL is accepted as the standard RDBMS language. The features of SQL include processing sets of data as groups rather than as individual units and providing automatic navigation to the data. It uses statements that are complex and
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