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What's difference between "Optimistic" and "Pessimistic" locking?
In the pessimistic locking when user wants to update a data it locks the record and till then no one can update data. The Other user's can only view the data when there is a pessimistic locking.
In the optimistic locking many users can open the same record for updating,and hence increases maximum concurrency. The Record is only locked when updating the record. This is the most preferred way of locking practically. In today's time the browser based application is very common and having the pessimistic locking is not a practical solution.
Name the classes that are introduced in the System.Numerics namespace. The following two new classes are introduced in the System.Numerics namespace: BigInteger - Refers
Explain Component diagrams Package: - The Package logically make group of element of a UML model. Component: - It is the actual physical module or implementation of
How can we know a state of a thread? The "ThreadState" property is used to get complete detail of a thread. The Thread can have one or a combination of status.System.Threading.
What is the difference between Class and structure's? The main differences between them are as follows:- 1) The Structure is value types while classes are referen
What are the authentication methods in .NET? 1.Windows authentication 2.Forms authentication 3.Passport authentication 4.None/custom authentication
. write a program for displaying the total no of characters, words and sentences in a given file
What are shared (VB.NET)/Static(C#) variables? Shared/Static classes are used when a class gives functionality which is not specific to any instance. In brief if you want an ob
The program is broke now but explains in text and printscreens the specific things i have to do to implement new bookies new sports and change settings for looking for arbs on two
In which statement the LINQ query is executed? A LINQ query is executed in the For every statement in Visual Basic and in the for each statement in C#.
What is DBCC? The Database Consistency Checker Commands (DBCC) is used to check the logical and physical consistency of the database structure.The DBCC statements can fix and d
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