1) SQL stands for a) Structured Query Language b) Standard Query Language c) Simple Query Language d) Standardised Query Language e) Simplified Query Language 2) A tuple is a) A collection of columns b) A property of an attribute c) One Record d) One column e) A Thing 3) In a relational database redundancy means a) Data is repeated in several tables b) A table is not required c) An Attribiute is fixed d) Entities are not duplicated e) The data is not duplicated 4) Normalisation is the process of a) Making the database run faster b) Removing duplicated data c) Adding in redundancy d) making an instance e) creating more than 1 table 5) A benefit of a relational database is that a) more complex queries can be written b) they are faster c) Duplicated data is removed d) they have reports e) queries are in SQL

Quiz benefits of datbases

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