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Describe Polymorphism?
Polymorphism can be referred as one name many forms. It's the ability of methods to behave differently, depending upon object who is calling it. Key features of Polymorphism are:
Allows by using one interface for multiple implementations.
Method Overloading is supported: Multiple methods with same name however different formal argument.
Method Overridden is supported: Multiple methods have same name, same return type and same formal argument list.
The different types of actions in Struts are: ? DispatchAction ? LookupDispatchAction ? ForwardAction ? SwitchAction ? IncludeAction
What will be the default values of all the elements of an array explained as an instance variable? If the array is an array of primitive types, then all the elements of the arr
A bean factory is fine to easy applications, but to take benefit of the full power of the Spring framework, you may require to move up to Springs more advanced container, the appli
In RPC the method invoker waits for the method to finish implementation and return the control back to the invoker. Therefore it is completely synchronous in nature. Whereas in JMS
i am to find 75% of i clicker score.Each correct answer is worth 2points and an incorrect 1point. Express grade as a percentage (i.e the max is 100%). e.g 1 no i clicker question
How to design an ogive program in java?
Describe the relational operators in java? Java has six relational operators which compare two numbers and return a boolean value. The relational operators are , > , , >=
Inheritance - is the inclusion of state and behavior of a base class in a derived class so that they are accessible in that derived class. The key benefit of Inheritance is that
Write a Java ADB client to perform the following- The client will read the contents of the file - invoice.txt. The first line of the file will display the type of the currency. The
how can i create an E-exam application on netbeans
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