Define entity set.
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What is a checkpoint in dbms and when does it occur?
What is the difference between internal and external schema?
Why is maintaining a database important?
What is Distributed database ?
What is index hunting?
What is the use of ROWS option in IMP command ?
What is the maximum line size that dbms_output can handle?
Can A column defined as PRIMARY KEY can have NULL values ?
if monday take full backup and tuesday it was cumulative backup and wednesday we taken incremental backup, thursday some disaster happen then what type of recovery and how it will take?
Explain the advantages of rdbms?
Explain database partitioning and its importance.
Define checkpoint.