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 nested loop? What is dangling else condition in it?

Ericsson,

1139

What will happen when using pass by reference in java?

HCL,

1045

What is a concrete classes? Is Java object class is concrete class?

Infosys,

1034

Given a singly linked list, find the middle of the list in a single traversal without using temporary variable.

Fidelity,

1105

What is Gang of four design patterns

Infosys,

1117

Can a constructor be private and how are this() and super() method used with constructor?

Flextronics, Hexaware,

1058

What is a default constructor and also define copy contrucyor?

Global Logic,

1166

Why use string handling in Java?

HCL,

1082

Explain heap sort?

Flextronics,

1179

What are recursive functions? Give some examples?

Axtria, ITC Indian Tobacco Company,

1255

How do you access command-line arguments within the code?

Flextronics, Hexaware,

1115

What is the difference between static and global variables and also define what are volatile variables?

Flextronics, Hexaware,

1108

What is a Hash Table? What are the advantages of using a hash table?

Ciena,

1140

What is a Transient Object?

InfoAxon Technologies,

1137

Why declare Main() method as a static in java ?

HCL,

1126

Un-Answered Questions { Java Related }

What is query in hibernate?

436

What is contractor means and methods?

1042

Does hibernate work with nosql?

401

What is method in java ?

1151

What is ph and buffers?

1052

What is hibernate context?

388

What is illegal identifier in java?

1077

What are the new features in spring 5?

481

how to remove the application-scoped resources from an enhanced ear file?

982

What is the lifetime and scope of a variable?

1064

How is a java object message delivered to a non-java client?

1102

Write a program for the following topic - switch case,looping using fuction calling,nesting,console input output. Aim- to print a menu:- 1-series 2-single value. Each menu having sub menu armstrong or perfect.

1999

Configure the plug-in through admin console is possible or not?

1004

What does java ide mean?

1219

What is the difference between forwardaction and includeaction?

1279

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