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

how can we get the metaData (columnNames) from a table which has no Records..

2 4154

What is inner class?what is the use of inner class?where we create the object for inner class? and inner class can extend any class or inner class can implement any interface?

Wipro,

1 2714

how can we decide a session bean as stateless or stateful without seeing jar file? i.e. by seeing the class file.

3 5694

Q) I have a ArrayList object, in that object i have added 5 integer values, 5 float values, 5 string values. Now question is how can delete particular type of data ( i.e all int values or all float values or string values) in that list object at a time?

Aricent,

3 8594

I have a Arraylist object, it has duplecate values also. Now question is i want delete duplecate data in that objet with out using Set?

Aricent,

8 15504

What are the similarities between an array and an ArrayList?

3 10116

Hai friends I am MCA 2006 passout. Spend time in 1 yr for teacing and 5 months in small s/w firm. worked in 4 or 5 months in few places. Presently I am writing bank exams. I want to get back to IT sector. Are there any possibilities. any growth prospects?. I am having some knowledge in core and advanced java. I am so desperate. Any suggestions thanks in advance. u can write to my mail mahidestiny@gmail.com

4 5581

Hi All thanks in advance, iam new to j2ee currently in my project we r using struts with hibernate can i have one sample application like CRUD application with code or any tutorials liks r ebooks plz....?

IBM,

1 4444

how many ways we can serialize the java object?

Satyam,

2 12358

how many ways to create Thread and which one is good? runnable interface ot Thread class?

Satyam,

3 11081

what is difference between set and list in collection?

Satyam,

3 11984

What do u mean by method and also contructer in java ?

3 5703

I am new to jsf rich faces. I am using rich faces datatable rich:datatable. On entering the value, values get filtered in table. Now how can i get the value i selected in backing bean?

Hexaware, IBM,

1 7783

While in CallableStatament using in the oracle my procedure is return no.of columns so in java how can i retrivbe the data and i wnat to view all data which is reetrive from my procedure

ADP,

2181

what are JSP tags? what is difference between include action and directory?

ADP,

2309

Un-Answered Questions { Java Related }

How to make sure a servlet is loaded at the application startup?

1063

What is difference between persist and save in hibernate?

381

What is multithreading and its advantages?

1093

What is a framework? Explain the spring framework.

442

What is a topic in messaging?

934

What is servlet context in spring?

570

What is difference between sorted collection and ordered collection, which one is better?

343

What is orm principle?

404

What is IBM WebSphere?

869

Why does java have two ways to create child threads?

979

What's java swing?

1024

Is .net better than java?

1040

What you can do with node manager?

1001

Why Do I Get A "permission Denied" Error After Downloading The .jnlp Java Launcher For The Vkvm?

1167

How are the elements of a cardlayout organized?

1105

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