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Question:
(a) Explain the importance of abstract classes in Java with an appropriate example.
(b) Explain what is meant by an interface in Java? Use a simple example to illustrate your answer.
(c) A GUI may contain text-fields, buttons, and other labels. A button usually triggers an event on the GUI. Explain the different processes in registering an event and handling the action performed by the button in Java.
(d) Write the code for a GUI which will allow a user to enter two numbers and then compute the product by clicking on a button. The result can be displayed in a text-field or as a label on the GUI.
What is the role of hub in networks? The network traffic controller - elements of convential computer networks. Hub is used to link the different computers within the network i
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Objectives _ Creating and compiling a simple program _ Designing classes _ Use of recursive algorithms _ Learn basic combinatorics Task: string permutation Writ
I CANNOT FAIL THIS I NEED IT FRIDAY TASK 1 : Read The definition of the Item interface and implement TrainCar Your are being provided with 1. Item.java 2. Automobile.java 3.
Do you have an expert to do Spring mvc assignment
I need to Make clone of an Android app Project Description: Make a total duplicate of the App: Camp and RV Campgrounds Plus The only difference will be the name (as it
How many static initializers can you have ? As many as you want, but the static initializers and class variable initializers are implemented in textual order and may not refer
JavaServer Faces(JSF) is a framework for building web-based user interface in Java. Unlike Swing, JSF provides widgets like buttons, hyperlinks, checkboxes, etc. in dissimilar ways
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ActionServlet performs the role of Controller: ? Process user requests ? Verify what the user is trying to achieve according to the request ? Pull data from the model (if
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