What do you understand by data model?
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Mention the differences between unique key and primary key
What are the advantages of database?
define aggregate functions.
What is system r?
What is unique key in dbms?
Briefly describe an outer join.
Describe why operational and informational systems are separate.
What is n tier architecture in dbms?
What are the different kind of export backups ?
explain about the critical recovery scenario you had experienced
What is meant by database management system?
How does distributed database work?
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