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Description
Flashcards by harrywinter, updated more than 1 year ago
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Created by harrywinter
about 10 years ago
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| Question | Answer |
| What is a paper database? | A database is a collection of data or information which is held together in an organised or logical way. Databases can either be paper based or computerised. In this case it is paper based. |
| What is a computerised database? | You will come across computerised databases in every aspect of your life. Here are some examples with which you will be familiar: Search engines e.g. Google, Ask, Bing School electronic registers Library database Shop stock control system. |
| What is a record ? | A record is all of the data or information about one person or one thing. |
| What is a query? | A query is search in the database like asking it a question this is one of the main points of using a database so that you can preform a search to extract data. |
| What is a field? | A field in a database is made up of lots of different pieces of information for example a list of first names. |
| What is a table? | A table is made up of records, records are made up of fields, fields are made up of characters. |
| What is a pro of relational database? | One of the main advantages of a relational database is that it reduces the chance of redundant data. |
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