Java J2EE Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

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Java J2EE Interview Questions

Questions Answers Views Company eMail

What part of memory - Stack or Heap - is cleaned in the garbage collection process?

1 707

What is the difference between the program and the process?

1 806

. What are the differences between constructor and method of a class in Java?

1 880

How do you use final keywords and final variables in Java?

2 660

In Java, what types of classes perform inheritance?

2 678

What types of inheritance does Java support?

2 679

What is Java exception handling?

1 626

What are the differences between unchecked exception, checked exception, and errors?

2 855

What are the types of loops in Java, and how are they used?

2 630

How do you declare an infinite loop?

2 732

What is the difference between the continue and break statement?

2 693

What is the entry point in Java, and how is it written?

2 708

In Java, what are public static void main string args?

2 690

In Java, what’s the purpose of static methods and static variables?

2 711

How do you use, call, and access a static method in Java?

2 750

Un-Answered Questions { Java J2EE }

State the three different ways in which you can create a table?

907

What do you mean by cgi in servlet?

1023

What is lazy initialization in java?

937

can any body body expalin best definitions & best real time exaples for opps concepts.

2214

What are container services?

884

How do we check for an error in the input file?

892

Which class cannot be a subclass in java?

951

Is simpledateformat safe to use in the multithreaded program?

945

What is difference between arraylist and list in java?

1019

Explain what is spring mvc?

345

What is the boot?

932

Why string is immutable with example?

905

What are different types of arrays?

952

What is service layer in spring mvc?

414

What is cookies in networking ?

966

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