In this example class_var = new classname ( ); the class name followed by parentheses~~~specifies the _________ for the class.

Related MCQs

• Suppose A is an abstract class ,B is a concrete subclass of A, and both A and B have an default constructor. Which of the following is correct? a) A a = new A(); b)A a = new B(); c) B b = new A(); d) B b = new B();
• Given the following code:~~~class Base { int x = 10; }~~~class Derived extends Base~~~{ int x = 20; }~~~Base b = new Base();~~~Derived d = new Derived ( );~~~Base bd = new Derived(); The statement~~~System.out.println(b.x + " " + d.x + " " + bd.x);~~~will produce the output
• Given the following declarations String s1=new String("Hello") ; String s2=new String("there"); String s3=new String(); Which of the following are legal operations?
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• Name the keyword that makes a variable belong to a class, rather than being defined for each instance of the class.
• Consider the following program: import myLibrary.*; public class ShowSomeClass { // code for the class... } What is the name of the java file containing this program?
• You execute the code below in an empty directory. What is the result? File f1 = new File ("dirname");F ile f2 = new File (f1, "filename");
• A single try block must be followed by which of these?
• ------------------- is an example of container class
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