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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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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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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AS English Literature Coursework How far do you agree with the opinion that Wilde uses conventions of dramatic comedy in The Importance of Being Earnest to satirise and undermine the institution of marriage? ’ The Importance of Being Earnest ’ title suggests that there will be a main focus on seriousness in everyday life. Contrastingly‚ Wilde presents the audience with irony‚ and show us the wittiness and ridiculousness of the Victorian era . In the Importance of Being Earnest Wilde undermines
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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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and wrong delivery details could possibly occur. Each component essentially provides a layer of isolation between the end user and the database. This isolation motivates‚ first allowing the end user to interact with the system through an eye catching interface that provide a much more enjoyable experience for them. Second‚ protects the confidentiality of the database by preventing users from taking any action outside the system is designed to handle. This design pattern will help the user to enumerate
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