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 JCP ?

2 5706

What is optional package ?

2 5200

Explain about RMI OP ?

1 5080

What is the content of the Java 2 security policy file?

1 4497

What advantages do servlets have over CGI programs?

5 14619

How does JDBC differ from ODBC?

7 11664

What is the connection keep-alive feature of HTTP 1.1?

2 12073

What is the purpose of HTTP tunneling?

6 17938

What is the purpose of a transaction monitor?

1 4981

How is database middleware used to access legacy databases?

1 4435

Explain about J2EE Application Architecture

1 10969

what is difference between abstraction and interface?

FIC,

8 13428

waht happens when a return type ,even void is specified for a constructor?

11 35181

Describe inheritance as applied to java?

4 11696

what is a package?

11 15813

Un-Answered Questions { Java Related }

can we stop the execution of a method before completion?

3063

What is the argument type of a programs main() method?

1134

Can we catch more than one exception in a single catch block?

1093

How do you decide when to use arraylist and linkedlist?

1001

What are basic data types?

1112

In Java list the methods that can be overridden?

1025

What is the difference between an orm and an odm?

399

Which package is imported by default?

1095

What is the use of namespace in action mapping in Struts2?

1070

What is struts and springs in java?

1067

There are two classes named classa and classb. Both classes are in the same package. Can a private member of classa can be accessed by an object of classb?

1501

Is singleton thread safe in java?

999

What is java util collection?

1108

What is jpa in spring boot? : Spring Boot

415

Explain the selection sort algorithm and state its time complexity?

1035

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