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Define what Immediate database modification technique uses? Ans: Both undo and redo.
Question 1 What do you mean by database management system? Question 2 Write a note on Object-Oriented Model Question 3 Explain Sequential File Organization Question
Describe the shadow paging technique.
What is an index? An index is a structure that helps to place desired records of a relation quickly, without probing all records.
(a) Why did SAP introduce the extended star schema?
Probelm: a) In the context of OODBMS, define the following terms with appropriate examples. (i) Object class. (ii) Abstract class. (iii) Aggregation. (iv)
What are three components of the schema architecture proposed by ANSI/SPARC? The three component schema architecture proposed by ANSI/SPARC is as given below: External sche
Explain the cartesian product in Database Management System
what is check point in database management system
Explain weak and strong entity type ? Weak and Strong entity type: An entity set which does not have a primary key is referred to as a weak entity set. The existence of a wea
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