Java Related Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Java J2EE (14736)
J2ME (151)
Java Related AllOther (507)

Java Related Interview Questions

Questions Answers Views Company eMail

What is meant by wrapper classes?

3 9166

how to get the max salary and name of employee from arraylist without using the Comperator or even Comparable interface?

2 27490

how can i take the inputs from users in java program?

Wipro,

7 11535

HOW TO PRINT A NO IN WORDS USING WHILE LOOP THE NO WILL BE PRINTED WHEN IT WILL BE IN THE RANGE BETWEEN 1 AND 3?

1 3846

what about jdb and javadoc by example ?

TCS,

2160

public class Dog { private int weight; public int getweight(){ return weight; } public void SetWeight(int newWeight){ if (newWeight > 0){ weight = newWeight; } } } public class TestDog { public static void main(String[] args) { Dog d = new Dog(); System.out.println("Dog d's weight is " + d.getWeight()); d.setWeight(42); System.out.println("Dog d's weight is " + d.getWeight()); d.setweight(-42); System.out.println("Dog d's weight is " + d.getWeight()); } } class dog is compiled but there is an error in class TestDog when compiled and the error is with dot notations. I want to kmow why there is error in testdog class when compiled.

3 7180

Hi we have an urgent requirement for Java/J2ee technical lead position & also looking for "Java Guidewire claimcentre" experienced professional for Bangalore location if interested can reach srisanh@gmail.com

3004

What is difference between the normal JVM and IBM Websphere JVM?

IBM,

2 12441

hoe can u call a constructor of a private classs to other inherited claa??

1 3884

how can be object class inherited to all class in a program when java does not support multiple inheritance??

4 6403

can two class in a code be public??if yes then how??

2 4924

take an array with -ve and +ve value both.find out the nearest value of 0(zero).if two values are same like(-2 and +2)then extract +2 is nearest of 0(zero).

2011

Is there memory leaks in java?

3 5936

Need to use public,static keywords in main function?

5 7329

How core java/j2ee project performance can be measured ?

1 3879

Un-Answered Questions { Java Related }

Does string is thread-safe in java?

1109

Why is java called technology?

923

Is swing still used?

961

What are different ways for authentication of servlet?

1121

What is connector?

1021

What are the toolbar elements.

1026

What is diffrence between dmgr and other profiles?

962

What is the importance of hibernate mapping file?

452

Describe the mvc on struts?

982

How can we refresh automatically when new data is entered into the database?

1129

How many sessionfactory and session objects are usually created?

390

What is difference between javac and java?

1052

What is integer parseint?

1026

which is advanced deep technology in java launched by the sun microsystem??? The answer is very logical If u need correct answer mail me at priya_gupta@gmail.com

3690

What is predicate in lambda expression?

843

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