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 run time polymorphism?

eClerx, Elementus Technologies,

6 19085

why is multiple inheritance not allowed in java?

Elementus Technologies, Huawei, Infosys,

7 16323

What is the ResourceBundle?

Elementus Technologies,

2 6998

Hey buddy.. can you please tell me about the use of marker interface? And is there any link between marker interface and factory methods? Thanks in advance.

2 6616

Hi, well i am unable to understand that why it is mandatory to have same hashcode, if two objects are same? Thanks in advance.

5 7484

Hi buddy, well i got that there is always a default constructor with abstract class. OK. But why not with interface? Thanks in advance.

2 5274

hi to all. well can you please tell me that why String class is immutable? Thanks in advance.

Huawei,

5 10104

1).Is Object class abstract or not? 2).Is main method(public static void main(String args[])low priority thread or high priority thread?

TCS,

3 10485

1).what is the difference between below examples String s="vijay"; String s=new String("vijay");

Mascon, Satyam, TCS,

12 20163

what are the different access specifiers that can be used by interfaces and abstract classes? can anyone give me detailed description on this

IBM, L&T,

11 25516

How will you create the class for the following scenario? Employees under one employee?

Bally Technologies,

2 6730

Can we override static methods?

Bally Technologies,

18 31582

Difference between flush() and commit() in hibernate?

Bally Technologies,

2 22508

what is generics in jdk1.5?

Bally Technologies,

2 10414

Write the code for Palindrome ?

Bally Technologies,

2 6584

Un-Answered Questions { Java Related }

What is the java api?

983

What is the locale class?

1020

Write a program to find the whether a number is an Armstrong number or not?

1095

Find Best Job Vacancies across the world on Jooble!

126

What if I write static public void instead of public static void?

928

How to sort array in descending order in java?

982

Hi frnds how to lock an user when he enter wrong credentials more than 3 time using java or j2ee tech take username and password in a bean no need to connect DB and validate give me some sample application code or links its urgent for me thanks in advance

2413

What is the difference between filters and interceptors ?

1293

What is a classloader in java?

1080

What do you mean by an interface in java?

1095

explain different ways of using thread? : Java thread

1075

How does java handle integer overflows and underflows?

1107

What is difference between @controller and @restcontroller in spring?

533

What is the difference between equals() and == in java?

1032

What do you understand by casting in java language? What are the types of casting?

923

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