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Explain the Dynamic Hashing Techniques There are two methods in it: extendible hashing - stores an access structure in addition to the file, and therefore is somewhat identica
What are the different strategies of implementation of the Statecharts? There are two strategies for implementation of state charts: i) Basic Implementation Strategy
Which model is record based logical model? Network Modelis basically known as record based logical model.
In which format database schema is written ? Data base schema is written in the DDL format.
What is a cascading update? Referential integrity constraints needs that foreign key values in one table correspond to primary key values in another. If the value of the primar
cardnality ratio for humanresource mangement system
What benefits can a company gain by managing its own information infrastructure and servicea
Describe the statement in SQL which allows to change the definition of a table? In SQL Alter statement is used to allow the changes the definition of a table.
What is Derived and stored Attribute? Derived and Stored Attribute - In a few cases, two or more attribute values are associated, for example, Age and BirthDate attributes of a
Describe relational model? Structure of relational data base Basic structure Database schema Keys Schema diagram Query languages
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