An attribute of a table cannot hold multiple values is the property of ....
A. First normal form (1NF) B. Second normal form (2NF) C. Third normal form (3NF) D. Fourth normal form (4NF)
This is a question from Database Management System chapter and more specifically from Normalization chapter.
Database normalization is the process of organizing data into tables in such a way that the results of using the database are always unambiguous and as intended. The concept of database normalization is generally traced back to E.F. Codd, an IBM researcher who, in 1970, published a paper describing the relational database model. What Codd described as "a normal form for database relations" was an essential element of the relational technique.
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An attribute of a table cannot hold multiple values is the property of?
A. First normal form (1NF)
There are two conditions to satisfy for any table to be in first normal form - (i) contains only atomic values and (ii) there are no repeating groups. Until there is a table having more than one value for a field of a record, the table is not normalized.
Read More: First Normal Form
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