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Flashcards do conjunto (14)
- 1Flatfile DatabaseCan only performs operations on a single database table at a time
- 2Relational DatabaseMultiple tables that a linked via a common field or primary key
- 32 Components of an Information System1. The information stored in the database
2. The computer software used to manipulate, retrieve and present this Information called the Database Management System (DBMS) - 4DatabaseWhere information is stored
- 5DBMS (Database Management System)Software used to manipulate, retrieve and present information.
- 6Main aims of Database Security1. Unauthorized access to the information stored in the database
2. Accidental or intentional loss, deletion or alteration of data - 73 ways a database can be viewded1. External View
2. Internal View
3. Conceptual View - 8View users are able to seeExternal View
- 9Identify the Solutiona general problem description
overall aim of the information system
identification of the scope.
It can also include clarification of benefits and specific constraints and assumptions. - 10Formalise the SolutionFORML is short for the Formal Object Role Modelling Language used to develop the Conceptual Schema Design (CSD) stage of the planning process.
- 11Conceptulise the SolutionConsults with the client to find out exactly what the IS has to do. From this the developer will build a set of specifications.
- 12Implement the SolutionConstructing the database management system.
- 13Test the solutionDeleting, changing, querying, retrieving and presenting data within the implemented solution to identify if there are any problems or issues.
- 14Polya's Problem Solving Process1. Define the Problem
2. Plan the Solution
3. Implement the Solution
4. Look Back
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- FlashCards sobre Sem título, criado por edmiabby em 06-05-2015.
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