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Un-Answered Questions { Database Management }
Describe the difference between data and database administration.
What is natural key?
What is system r?
What is a distributed database?
Name two utilities that oracle provides, which are use for backup and recovery.
Explain a join between tables?
What is partial key?
Can two oracle blocks have the same address?
Explain the difference between two and three-tier architectures.
What are the four objectives of the selection of a data type?
What do you mean by entity type extension?
What are stored-procedures? And what are the advantages of using them.
Briefly describe the three types of sql commands.
Explain snapshot replication.
What is artificial key?
