When you say String is immutable, what do you mean by that? Say I have String s = "Ness" s= s+"Technologies"; What will happen? If the value gets appended, then what is the meaning of immutable here?
5 17149when we create singleton design then we create private constructtor..so how JVM take private constructor to make object..but it's private..
1 5702The following program is Overloading or Overriding? public class PolymorphismEx { public int sampleMethod(int a) { return a; } public String sampleMethod(int a) { return "Is it Overloading or Overriding???"; } }
4 7643Post New Ness Technologies Core Java Interview Questions
What is multithreading? Give an example?
In how many types u can do POP on ceiling and walls(on which material or by using which material)? b) what is the difference between dry , oil bound, enamel, acrlyic type of painting? 2nd :- I have certain queries, please help to solve. a) length of pile bore is 4m.excavation quantity will be area * length where area will be pi/4 * dia*dia. Is this right? b) It is a single reamed pile of 300m dia and reamed dia is 750mm. can any body help me to calculate excavated quantity of this bulb(reamed section),, concrete quantity in bulb with showing the formulas to be used?
Why is it called postgresql?
Why is R Important?
why assets are shown at their historical cost price but not at their current price bcoz we are following historical cost concept. but this will not reveal correct financial position of the business.give reason
Explain me what cross-validation technique would you use on a time series dataset?
If we use 250A MCCB as a incomer in Control panel for a fault level of 50kA for one second ,assuming temperature rise from 85 Deg. to 100 Deg , Then what will be the Aluminium Bus-bar size for 250A MCCB? Explain in detail.
pls tell me any open source test case managment tool ? its urgent.also tell me any autmation testing tool also for functional testing?
How is siebel 7.x architecture different from siebel 6.x? How is siebel 7.x architecture different from siebel 6.x?
Explain business unit with two different examples?
What would you consider your most challenging assignment?
Are you willing to travel and relocate?
How to identify a particular T_Code has been modified or not? If yes, how to identify who modified particular T_Code in current system?
What is the symbol to do “concatenation” operation in nw abap 7.4 ?
What is panelizer?