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What does authentication refer?
Authentication refers to the task of verifying the uniqueness of a person.
Control as Concurrent Tasks The expression control as simultaneous task means applying control for those events of object which can happen simultaneously. An object can be imp
Explain Recursive relationship type? Recursive relationship type: A recursive relationship is one in that the similar entity participates more than once in the relationship
We face problem of stock Opening balance and closing balance in Minus
By using the delete operation some consisting records can be deleted from a relation. To delete some definite records from the database a condition is also specified based on which
Draw an entity relationship diagram (ERD) for the following situation: A company has a number of employees. Each employee is identified by an Employee_Id. The company wants to st
discuss the purpose of the concurrency control?
What is conceptual schema? The schemas at the view level are known as subschema that describe dissimilar views of the database.
Write short notes on domain relational calculus The domain relational calculus uses domain variables that take on values from an attribute domain rather than values for whole t
explain multi key file organisation
explain five responsibilities of DBA?
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