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How do you display an image in the Java application and in the Java applet?
Make an applet having three buttons – red, green and blue. The background color is initially set to white. Based on the button pressed, the background color must change accordingly.
What do you mean by dialogs? How are they distinct from the frames?
Illustrate the difference between checkbox and checkbox group classes?
Illustrate the constructors supported through frame.
Illustrate the difference between an applet and an application.
Write a program to explain the usage of the getAddress () method and overriding the toString( ) method.
Write down a program to copy the text file called "UPTEC.DAT" to "BACKUP.DAT". As well write the same program by using the FileInputStream and FileOutputStream.
What do you mean by the term stream? Illustrate the benefits of stream?
Explain different abstract classes on which the Java’s input output streams are built.
Which of the given statements regarding the java.util.Vector and java.util.Hashtable classes are correct?
List some of the methods of observable class. Describe the function of the observable class?
Write down all the applications of Wrapper Classes?
Explain some of the methods available with the Abstract process class.
What do you mean by StringBubber? Write different characters available with the StringBuffer?
Explain different streams available in the Java.
The object class consists of a wait method which is used to coordinate access to an object by multiple threads.
What do you mean by the term exception? How do we define try or catch block?
What do you mean by the term constructor? What are its unique properties and how do we invoke it?
Design a class to signify an employee. Comprise the given members:
What do you mean by the term constructor?
Continue statement is employed to skip the rest of the loop and begin again from the starting of the loop.
What do you mean by the term iteration statements? Name the iteration statements given in Java.
Illustrate the difference between ternary and Boolean logical operators?
Two main points for the Java's automatic conversion are _______ and _________.