What are use cases?

Java Programming Language > Fundamentals of Object-Oriented Programming > About Java Tutorial

Short Question

607

Answer:

It is part of the analysis of a program and describes a situation that a program might encounter and what behavior the program should exhibit in that circumstance.

Go to Question List

This Particular section is dedicated to Question & Answer only. If you want learn more about Java Programming Language. Then you can visit below links to get more depth on this subject.

Java Syllabus

Java Tutorial

Java Chapterwise Programs

Java Chapterwise MCQs

Java Chapterwise Q & A

# C Tutorials # JAVA Tutorials # HTML Tutorials # Computer Fundamental # Data Structure # DBMS Tutorials SQL # C# Language # R Language # PHP # Python # Vue JS

Join Our telegram group to ask Questions

Click below button to join our groups.

Ask Question - CSE

Programming Language - PDF

Related Program List

149. Explain the use of sublass in a Java program?

Answer: Sub class inherits all the public and protected methods and the implementation. It also inherits all the default modifier methods and their implementation.

# Tutorial: About Java Tutorial

Question: Fundamentals of Object-Oriented Programming Short

150. How to add menushortcut to menu item?

Answer: If there is a button instance called b1, you may add menu short cut by calling b1.setMnemonic('F'), so the user may be able to use Alt+F to click the button.

# Tutorial: About Java Tutorial

Question: Fundamentals of Object-Oriented Programming Short

151. Can you write a Java class that could be used both as an applet as well as an application?

Answer: Yes, just add a main() method to the applet.

# Tutorial: About Java Tutorial

Question: Class, Object and Methods in java Short

152. What is the difference between Swing and AWT components?

Answer: AWT components are heavy-weight, whereas Swing components are lightweight. Heavy weight components depend on the local windowing toolkit. For example, java.awt.Button is a heavy weight component, when it is running on the Java platform for Unix platform, it maps to a real Motif button.

# Tutorial: About Java Tutorial

Question: Java Evaluation Short

153. What's the difference between constructors and other methods?

Answer: Constructors must have the same name as the class and can not return a value. They are only called once while regular methods could be called many times.

# Tutorial: About Java Tutorial

Question: Class, Object and Methods in java Short

154. Is there any limitation of using Inheritance?

Answer: Yes, since inheritance inherits everything from the super class and interface, it may make the subclass too clustering and sometimes error-prone when dynamic overriding or dynamic overloading in some situation.

# Tutorial: About Java Tutorial

Question: Inheritance in java Short

155. When is the ArrayStoreException thrown?

Answer: When copying elements between different arrays, if the source or destination arguments are not arrays or their types are not compatible, an ArrayStoreException will be thrown.

# Tutorial: About Java Tutorial

Question: Array in java Short

156. Can you call one constructor from another if a class has multiple constructors?

Answer: Yes, use this() syntax.

# Tutorial: About Java Tutorial

Question: Class, Object and Methods in java Short

157. What's the difference between the methods sleep() and wait()?

Answer: The code sleep(2000); puts thread aside for exactly two seconds. The code wait(2000), causes a wait of up to two second. A thread could stop waiting earlier if it receives the notify() or notifyAll() call. The method wait() is defined in the class Object and the method sleep() is defined in the class Thread.

# Tutorial: About Java Tutorial

Question: Multithreading in java Short

158. When ArithmeticException is thrown?

Answer: The ArithmeticException is thrown when integer is divided by zero or taking the remainder of a number by zero. It is never thrown in floating-point operations.

# Tutorial: About Java Tutorial

Question: Managing Errors and Exception Short

Chapterwise Java Program
Chapterwise C Program
Chapterwise Data Structure Program