Answer Posted / anushakothapally

dbms contains only flat data where as in rdbms there will be
some relation between the entities.

Define sub-query.

539

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What are different types of transaction isolation levels?

482

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How is foreign key commands related to primary key?

445

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Is it possible to declare or create a cursor for update of table? If no tell me why?

476

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What is join? Mention its types.

628

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Explain 4nf?

518

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What are the properties of a database?

477

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What is db dialect?

578

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What is a concurrency problem in dbms?

532

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Give us a non-computer example of preemptive and non-preemptive scheduling?

480

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Explain the hierarchical database?

559

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Mention the different types of cursor?

512

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Explain about cursors?

540

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Define denormalization.

595

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What is the advantage of database management system?

416

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