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Accountancy · 2022 · 2 marks
CBSE 2022 · Region 5 · Set 3 · Q10
Explain the meaning of the term 'Normalisation' and 'Relational database'.
Marking-scheme solution
Normalisation is the process of breaking up of information into separate but
related tables to avoid duplication of information.
Relational database is the database created on the basis of relationships
between different data tables so as to reconstruct the original information
Or
Relational database is the database created on the basis of links established
between different tables so as to reconstruct the original information
Q. (a) What is meant by ‘Data Validation’? Give two examples, when the
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CBSE Class 12 Accountancy past-paper question from the 2022board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.