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The more complicated the underlying system, the more critical the inter communication among everyone involved in deploying and developing the software. UML is a software language for developers, analysts and designers. UML gives a common vocabulary for the architects, business analysts, developers etc.
UML is used to the Object Oriented problem solving. UML stars with a model; A model is an abstraction of the relying problem. The domain is the actual world from which the problem occurs. The model consists of different objects. The objects communicate with each other by receiving and sending messages. The objects are characterized by operations and attributes. The values of an object's attributes calculate its state. The classes are the blueprints or like templates for object instance. A class wraps functions and attributes into a single distinct entity.
describe data abstraction
Write a program of else statement in java? The else statement in Java // This is the Hello program in Java class Hello { public static void main (String args[]) { if (
Design and implement a class called Sphere that contains instance data that represents the sphere''s diameter, and include getter and setter methods for the diameter. Include metho
Difference between the File and Random Access File classes? Ans) The File class encapsulates the files and directories of the local file system. The Random Access File class giv
A string S is said to be "Super ASCII", if it contains the character frequency equal to their ascii values. String will contain only lower case alphabets (''''a''''-''''z'''') and
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Difference between Hash Map and Hash Table? The HashMap class is roughly equivalent to Hashtable, except that it is unsynchronized and allows nulls. (HashMap allows null values
Where the local varible declared? Declaring variables within a function, makes them local .They are available only within that function and hold no meaning outside of it
programming challenges
What is the difference between static and non-static variables? A static variable is associated with the class as a whole rather than with specific instances of a class. Non-st
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