Jamia Millia Islamia MCA Database Management Systems Previous Year Questions (PYQs)
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Showing 3 questions
Files that store data in the same format as used in the program are called:
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Solution
When data is stored exactly as represented in memory (bit-by-bit), such files are called **binary files**.
Text files, on the other hand, store data in human-readable form (ASCII or Unicode).
Under what conditions can an attribute of a binary relationship type
be migrated to become an attribute of one of the participating entity types?
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Solution
A relationship attribute can be moved to an entity type only when
the relationship type is $1:N$ or $N:1$.
Which term is related to database?
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Solution
Oracle is a database management system (DBMS) widely used for data storage and management.
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