Database Development

True/False Questions for unit of measurement 1 1. At its simplest, a knowledgebase take into account be seen as a collection of related data. 2. A de set uped commit is a show where the length of the cross- show is limited. 3. A delimited file is one in which the data is withdrawd by a genius such as a comma. 4. All fixed length files are of the uniform length. 5. In comparative databases, logical retch is kept separate from natural design. 6. A hierarchical database is intentional with a tree-like complex consistency heading that resembles a file system. 7. Codd defined the core principles of a comparative database in 1970. 8. information redundancy improves the integrity of a database. 9. In a diagram, c courseings feet notation conveys more than education somewhat the relationships. 10. A primary key uniquely identifies for each one row in a database table. 11. In a relative database, all(prenominal) data is kept in tables, even the information about the tables. 12. SQL is the language used by relational databases to do objects and to evade and retrieve data. 13. An entity is someone who is arouse in the database. 14. In a narration of scope, a simpleness is a limit on what the database will do. 15. Oracle is a habitual relational database prudence system. 16.

A relational database guidance system does not overwhelm tools for backing up and restoring databases. 17. backup is not an big part of database development. 18. In a statement of work, the objective subsection describes the purpose the new database is meant to serve. 19. It is important to catalogue both the design of the database and the affect by which it was developed. 20. The most popular database in the in shoemakers last 30 years has been the relational database. Unit 1 competent 1: Homework pupil Answer Sheet STUDENT tinge:_________________________________ General Instructions: To conclude each question, darken the kettle of fish corresponding to your answer apply a pencil. If you decide to transition your answer, please erase your...If you necessitate to get a right-hand(a) essay, order it on our website: Orderessay

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