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Which database level is closest to the users?
External database level is closest to the users.
Define two-phase locking protocol. Ans: Two-phase locking is significance in the context of ensuring that schedules are serializable. The two-phase locking protocol defines a p
Probelm: (a) A distributed database (DDB) is a collection of multiple, logically interrelated databases which are physically distributed over a computer network" (i) Give a
Which is an advantage of view? The Advantages of view is Data security, Derived columns and Hiding of complex queries
The State of NewYork certifies firefighters throughout state and keep track all of them, as well as of the state’s fire departments. Each fire department has unique department numb
State The position of object at any moment is called state. An object can have many states depend upon time. After receiving some input instructions, the object can change its
Define object-relational systems? Systems that give object-oriented extensions to relational systems are known as object-relational systems.
Question 1 What is data mining? Write Data Mining applications Question 2 What is OLAP? Write the benefits of OLAP Question 3 What is Business Intelligence? Explai
Explain the function of Object model Object model describes the classes of objects in system, including their attributes and operations which they support. The analysis object
What is deadlock? How can it be avoided? How can it be resolved once it occurs? Deadlock happens when two transactions are each waiting on a resource that the other transaction
a brief definition
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