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Differentiate between logical database design and physical database design. Show how this separation leads to data independence? Basis Logical Databas
Explain heap file with advantages? Heap File is an unordered set or a group of records, stored on a set of pages. This class gives basic support for inserting, updating, select
a set of possible data value of an attribute is called??
The technique of converting the state diagram to code a) Identify all major control paths. Start from initial state; choose a path across the diagram that corresponds to normal
The Form input elements are: Reporter name text type input Password
random file sharing
Set Difference If R1 and R2 are two union compatible relations or relations then result of R3 =R1- R2 is the relation that have only those tuples that are in R1 but not in R2.
Define average seek time. The average seek time is the average of the seek times, calculated over a sequence of random requests.
What is Relational DBMS This is our subject of study. A DBMS is relational if the data is organized into relations, that is, tables. In RDBMS, all data are kept in the well-kno
Logical Operators Rules of Precedence: Order evaluated Operator 1 All comparison operators 2
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