A) VariablesB) ConstructorC) ObjectsD) Memory

Vickey

• Nov 28th, 2006

Constructor

madhavi.v

 Profile Answers by madhavi.v Questions by madhavi.v

• Jun 24th, 2006

Constructoe

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A) TrueB) False

mala gopathi

• Jan 6th, 2022

True

tarun_1984

 Profile Answers by tarun_1984 Questions by tarun_1984

• Jun 19th, 2009

In this Question in the given example class-var is nothing but an object of class classname

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A) EncapsulationB) ClassC) InheritenceD) Polymorphism

abhinandan nuwal

• Jul 6th, 2020

Class

sudeepti vaidya

• Apr 30th, 2020

D) polymorphism

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A) ObjectB) ClassC) Instance D) None of the above

balasaheb garule

• Apr 10th, 2019

Data members

Drishti Baranwal

• Sep 14th, 2018

Instance

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A) TrueB) False

Ken Rogers

• Nov 13th, 2017

A) True

ngawang zepa

• Jan 24th, 2016

True

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A) 1 and 2B) 1 and 3C) 2 and 3D) 1, 2 and 3

priya

• Jun 3rd, 2016

1,2 and 3

u bala sushmitha

• Jan 16th, 2015

D

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A) TrueB) False

Thomas John

• Sep 22nd, 2015

True

nakkella

 Profile Answers by nakkella Questions by nakkella

• Nov 13th, 2008

flase

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Thomas John

• Sep 22nd, 2015

Interfaces is run time polymorphism. A class can extend one class and implement an interface. Another class can implement the same interface yet come from a different inheritance tree. So you treat an...

Deepak agnihotri

 Profile Answers by Deepak agnihotri Questions by Deepak agnihotri

• Nov 26th, 2010

An Interface force the end user to implement all the methods declared in the interface, in this way it is ensured that all the extending classes of a particular interface are ...

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What is the use of system class?

Thomas John

• Sep 22nd, 2015

The purpose of the System class is to provide access to system resources. It contains accessibility to standard input, standard output, error output streams, current time in milliseconds, terminating the application, etc.

zero10

 Profile Answers by zero10 Questions by zero10

• Jan 26th, 2010

Well it depends upon you for what purpose do use system class.Say, System.in >> belongs to inputstream interface helps in inputting from the console.whereas, System.out and System.err is used to...

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Thomas John

• Sep 22nd, 2015

Tasks are usually assigned with priorities. At times it is necessary to run a certain task that has a higher priority before another task although it is running. Therefore, the running task is interru...

jawaharl0207

 Profile Answers by jawaharl0207 Questions by jawaharl0207

• Oct 26th, 2009

Fixed priority pre-emptive scheduling is a scheduling system commonly used in real-time systems. With fixed priority pre-emptive scheduling, the scheduler ensures that at any given time, the processor executes the highest priority task of all those tasks that are currently ready to execute.

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class String{
public static void main(String args[]){
}
}

Rahul Garg

• Jun 16th, 2015

Throw an exception because Class name should not be same with predefined Class Name/DataType.

Code
 

viru

• Apr 7th, 2015

Will execute normally.

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Pankaj Sharma

• Nov 17th, 2014

As below

Code
span style="font-style: italic;">//
Sample sam ;  // in case not final
 
Initialization  //

Prithviraj

• Nov 9th, 2014

Initialization-Assigning a value to a variable i.e a=0,setting the initial values. Instantiation- Creating the object i.e when u r referencing a variable to an object with new operator. {geshibot lan...

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UMA

• Jan 22nd, 2013

polymorphism are mainly two types static polymorphism(corresponding method will bind at the time of compiling) dynamic polymorphism(corresponding method will bind at the run time) Static polymorphi...

sharoon

• Sep 26th, 2012

In a very simple and high level, Interface is something to tell a guy, Hey X, you should to all these if you need me whereas abstract class tells Hey X, you should do this alone need not to disturb others.

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sourabh

• May 11th, 2012

Static methods dont need class objects to call them where as nonstatic methods needs class objects to call them

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A) TrueB) False

nidhi

• Oct 14th, 2011

Java supports recursion

sunnysoori

 Profile Answers by sunnysoori Questions by sunnysoori

• Aug 19th, 2008

False

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All the classes including the abstract classes can have constructors.Abstract class constructors will be called when its concrete subclass will be instantiated.

Amms

• Sep 30th, 2011

Abstract class constructor can be called from the subclass that is extending this abstract class. You would define a constructor in an abstract class if you are in one of these situations: you wa...

navneetgoyal2000

 Profile Answers by navneetgoyal2000 Questions by navneetgoyal2000

• Jan 6th, 2011

Yes, Abstract Class can have Constructor, infact I would say it SHOULD have constructor.As ABS class is not a class WITH NO FUNCTIONALITY, it always can HAVE some common functionality.Please understan...

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bhadrinath

 Profile Answers by bhadrinath Questions by bhadrinath

• Jun 16th, 2010

The first step is to understand the difference between the two..1. JSP is mailny used for displaying data but servlet is used for providing the business logic2. JSP can support only HTTP protocol wher...

surya

• Jan 3rd, 2006

Advantages of Servlets over jsps:-(1)servlets are comparatively faster than jsps.Advantages of Jsps over servlets:-(1)Easy to write and maintain and comparatively developer friendly(2)Developer provid...

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drjava72

 Profile Answers by drjava72 Questions by drjava72

• Mar 16th, 2010

Rather creating mapping file try Annotations they are best and they take less time and they are efficient. You can reverse engineer them using net beans.

Arun K Rajput

• Dec 1st, 2006

following things needed1. put hibernate3.jar in project lib2. write hibernate configuration file (ie) hibernate.cfg3. write hibernate mapping file (say) student.hbm.xml4. get hibernate session and begin transaction5 endbye

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drjava72

 Profile Answers by drjava72 Questions by drjava72

• Mar 16th, 2010

Try Catch are necessary for checked exceptions and you can use them for unchecked exceptions.Suspecious code is written in try and exception is handled in catch block and the finally block will execute every time weather exception is raised or not.

Vickey

• Nov 28th, 2006

In java ... we often get free errors ... Somtimes ... the error might be in  syntax those errors as know as Complication errors ... and the seconf type of errors is Runtime errors ...i.e.. the pr...

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sandeep.gurusthale

 Profile Answers by sandeep.gurusthale Questions by sandeep.gurusthale

• Feb 26th, 2010

Here is the correct code for this. Save anywhere your document file it search and open. import java.io.*;public class Example {    public static void main (String[] args) throws IOExcep...

anshuman

• Apr 15th, 2007

I have used your source code it opens the word software but it does not open the file it is saying that permission is not therepls provide some help on it

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