sivanesh.a

 Profile Answers by sivanesh.a Questions by sivanesh.a

• Dec 24th, 2006

Not possible in java

sanemadhu

• Sep 30th, 2006

1)how to find out the size of the class,2) in java we write one  program and executed that program then how to find out the size of that program

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sivanesh.a

 Profile Answers by sivanesh.a Questions by sivanesh.a

• Dec 4th, 2006

Interface is good. if u used thread class , u cant extend any more.

Jassi

• Sep 28th, 2006

Hi, i will always prefer the Runnable Interface. Reason being, if u extend to Thread class, then u cannot extend any other class from ur application. So if there is a class that can provide useful fun...

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Sony V George

• Apr 9th, 2007

MVC is modal which makes the application more flexible. Model, View and control is called as MVC. We are seprating these three in three separate layes so that we can do enhancement easily.  In MV...

PAWAN

• Oct 11th, 2006

THERE ARE MVC AND MVC1 IN MVC MODEL IS EJB,VIEW IS JSP PAGE,CONTROLLER IS SERVLET. ALL ARE WORK IN MVC1 EJB IS AVAILABLE AND ONLY ONE SERVLET OR JSP CAN TAKE THE RESPONSIBILITY OF CONTROLLER/VIEW.REPLY IF U GET ANY BETTER ANSWER

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Radhakrishna

• Nov 9th, 2006

hi,By default the first statement of any constructor is the super();  means  before excuting the subclass constructor it will call the superclass zeroargument constructor.putting this statem...

meetnaveen4u

 Profile Answers by meetnaveen4u Questions by meetnaveen4u

• Oct 10th, 2006

Hi,I think the question is wrong. When we extend the super class then only a class becomes subclass of super class. Please reframe it properly.ThanksNaveen.

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mukesh kumar

• Feb 26th, 2007

if u want to add the tld file in struts than you have add one line that is< @ taglib uri="/WEB-INF/struts-bean.tld" prefix="struts-bean" %>

sirisha

• Oct 17th, 2006

<!--- firstgive the entry point in web.xml file<taglib><taglib-uri>/WEB-INF/app.tld</taglib-uri><taglib-location>/WEB-INF/app.tld</taglib-location></taglib>At th...

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kritika jha

 Profile Answers by kritika jha Questions by kritika jha

• Jun 13th, 2009

Collections are objects that hold other objects that are accessed, placed, and maintained under some set of rules.

hariprasad

• Oct 30th, 2006

collection is a group of objects.its an basic interface to all interfaces.under collection set and list are sub interfaces.These 2 interfaces extends collection interface.By using collections we can r...

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The preferred size of a component is the minimum component size that will allow thecomponent to display normally.

anup v pachghare

• Jan 3rd, 2015

The minimum size of the component, enough to display its label is known as preferred size of the component.?The FlowLayout manager gives the preferred size to a component.

hehe

• Oct 26th, 2007

The preferred size of a component is the minimum component size that will
allow the component to display normally.

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The setLayout() method is used to specify a container's layout.

Dharmendra Barad

• Mar 26th, 2016

Void setLayout(LayoutManager layoutObj)

Sandhya.Kishan

 Profile Answers by Sandhya.Kishan Questions by Sandhya.Kishan

• Jul 13th, 2012

The method is used to specify a containers layout is setlayout() method.

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When a thread terminates its processing, it enters the dead state.

snatch

• Sep 28th, 2005

The thread enters the 'TERMINATED' state. at this point, the thread is not accessible

Sumit Sengar

• Aug 24th, 2005

After thread stops processing and has completed its run method it enters a dead state. Dead here signifies that it may no more "excute". Though it still remains to be a notmal java object in memeory n u can call other non-thread specific methods on it.

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The Collections API is a set of classes and interfaces that support operations oncollections of objects.

Rahul Sharma

• Oct 12th, 2007

Collection API's are a group of classes where we can store more then one objects in as a single unit. Collection give some useful API where we can directly implement the Data structures.

ramu

• Mar 10th, 2006

A collection allows a group of objects to be treated as a single unit .Arbitrary objects can be stored ,retrieved and manipulated as elements of this collections

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The Vector class provides the capability to implement a growable array of objects

hukmaram kumawat

• Mar 21st, 2012

Vector class is a dynamic array.we can store any type data and unlimited object in vector class.

depiks

• Sep 12th, 2005

A vector implements dynamic array, which can grow and shrink dynamically.It is similar to Arraylist with a difference that vector can be synchronized. it also contain some legacy methods.

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The sizeof operator is not a keyword.

sujatham

 Profile Answers by sujatham Questions by sujatham

• Jul 29th, 2007

No,sizeof is not a keyword.

sarada

• May 3rd, 2007

Unlike C++ sizeof is not a keyword in java.

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An object's finalize() method cannot be invoked by the garbage collector while the objectis still reachable. However, an object's finalize() method may be invoked by otherobjects.

Karuna Reddy

 Profile Answers by Karuna Reddy Questions by Karuna Reddy

• Jun 6th, 2008

No, reachable obejcts can not be garbage collected

rin.amaru

 Profile Answers by rin.amaru Questions by rin.amaru

• Jun 5th, 2008

No , because finalize() method is being invoked just before the garbage collection and an object can not be garbage collected unless there is any live reference of that object i.e that object is reachable. 

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The java.awt.AWTEvent class is the highest-level class in the AWT event-classhierarchy.

qanda

• Mar 9th, 2017

Why java.awt.AWTEvent class is it at highest-level?

Sumathi

• Oct 6th, 2011

The java.awt.AWTEvent class is the highest-level class in the AWT event-class hierarchy.

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A thread is in the ready state after it has been created and started.

rooma singh

 Profile Answers by rooma singh Questions by rooma singh

• Sep 9th, 2010

Thread is a process which is call by some component eg in web development, container creates a thread (of service() function) and initialised it by giving appropreate input or arguments.

muralidhar.9e

 Profile Answers by muralidhar.9e Questions by muralidhar.9e

• Sep 8th, 2010

A thread always having some states after creating.They are:NewRunnableRunningBlockedDeadCreating a thread using New keyword  a new thread will create.After it started to run at that movement a th...

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A program's main() method takes an argument of the String[] type.

srinugrandhi

 Profile Answers by srinugrandhi Questions by srinugrandhi

• May 14th, 2009

In C and?C++, main() function can take the arguments with type int and char as shown below.void main(int argc,char *argv)In Java main() function take the arguments in String type and the above type is also allowed.

vegetto

 Profile Answers by vegetto Questions by vegetto

• Jun 16th, 2008

you write public static void main(String args[])so the argument type isstring and whatever input you give asjava abs "asd" 1then all the 3 arguments are stored int he corresponding string fo...

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The wait(),notify(), and notifyAll() methods are used to provide an efficient way forthreads to wait for a shared resource. When a thread executes an object's wait() method, itenters the waiting state. It only enters the ready state after another thread invokes theobject's notify() or notifyAll() methods..

jimmy514in

 Profile Answers by jimmy514in Questions by jimmy514in

• Jul 5th, 2010

this is how signalling between threads works using 'wait and notify':We can call the wait() method of any Java object, which suspends the current thread. The thread is said to be &qu...

saranath

 Profile Answers by saranath Questions by saranath

• Mar 23rd, 2008

wait() will move the thread to sleep state allowing for the other thread to execute. notify() will trigger back the wait() thread to ready state and to execute further. notifyAll() will trigger all wa...

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An interface may be declared as public or abstract.

Aarti Suryawanshi

• May 20th, 2017

Public or abstract and from JDK 1.8, you may have default and static methods in an Interface.

sujatham

 Profile Answers by sujatham Questions by sujatham

• Aug 2nd, 2007

Public  or abstract.

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A while statement checks at the beginning of a loop to see whether the next loop iterationshould occur. A do statement checks at the end of a loop to see whether the next iterationof a loop should occur. The do statement will always execute the body of a loop at leastonce.

jackshon9

 Profile Answers by jackshon9 Questions by jackshon9

• Jun 27th, 2011

In While loop first condition will be checked and if it is true then code inside condition will performed. While in Do..While loop first code is performed one time afterwords condition will checked.

sujatham

 Profile Answers by sujatham Questions by sujatham

• Jul 29th, 2007

While is an entry controlled loop.do-while is a exit controlled loop.

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The compiler supplies a default constructor for a class if no other constructors areprovided.

Suzal Bajrachraya

• May 3rd, 2016

The answer is quite unclear. Can you please go in depth a bit.
Or, Even conscider a code snippet if possible!
Thank you!

dpsharma

 Profile Answers by dpsharma Questions by dpsharma

• Jun 15th, 2009

Compiler provides default constuctor only if there is any no argument constructor present in the super class. If super class has no constructor explicitly defined then also compiler provides default constructor for sub class.

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