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

can we have virtual functions in java?

Wipro,

11 47898

What is more advisable to create a thread, by implementing a Runnable interface or by extending Thread class?

5 11665

what's diff between struts 1.1 & 1.2

Wipro,

3 26238

can u explain about design patterns like singleton,builder,factory

EdgeSoft,

1 2423

why applet doesn't have main? isn't possible a program with out main?

TCS,

9 22645

In my project i need to use either JSF or Struts.Here i need some clarification about them and which IDE is better for JSF development? Please post your valuble answers ASP!

Infosys,

4 7698

what is an virtual function

TCS,

2 6246

what is the difference b/w design pattern and architecture

Covansys,

4 9472

wa is connection pooling? how do u create connection pooling?wat is use connection pooling?

Covansys,

1 6361

What is emant by API? is it related to java only or it is common for all OOPS supporting language?

3 5913

What is means by DLL file means ? What is the use of DLL file? What are the contents of DLL file?

4 13225

what is BUSINESS DELIGATE PATTERN,DAO,VO,DTO?

BOB Technologies, TCS,

6 29063

without using arthematic operation ,how can you write the logic for adding/substraction/multiplication?

Tanla Solutions, Wipro,

7 14023

How to create an instance of a class if the class has private constructor?

3 9772

what is an ejb object?

Bally Technologies, HCL, Siemens,

5 20505

Un-Answered Questions { Java Related }

What is latest hibernate version?

485

What is the locale class?

1020

what are the different modes of archival? Explain each mode in two lines each?

994

What is lazy class?

479

What is a constructor overloading in java?

1119

hi actully i hav form columns with origin and destination names .as like as i need to create one more column with name amount. my requirement is when i select origin and destination columns automatically i need to get amount from database.how can i. please tel me with relative code

2859

What is the difference between filters and interceptors ?

1293

What is the resourcebundle class?

1002

What is the java api?

986

What is an object in java and how is it created?

1123

explain different ways of using thread? : Java thread

1077

Write a program to print count of empty strings in java 8?

1077

What are the contents on web.xml in struts application ?

1058

How does java handle integer overflows and underflows?

1107

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

928

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