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

Java J2EE (14736)
J2ME (151)
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Java Related Interview Questions

Questions Answers Views Company eMail

You're given a Boolean 2D matrix, can you find the number of islands?

Amazon,

1111

What steps are taken when the OS shifts from one-thread execution to another?

Amazon,

1366

What are the differences between graph and tree?

Amazon,

1122

Differentiate between overriding and overloading cases?

Amdocs,

1106

Differentiate between run time error and syntax error.

Amdocs,

1136

Discuss 2D arrays.

Amdocs,

1051

Discuss different types of errors that generally occur while programming.

Amdocs,

1039

Explain JMS in detail.

Amdocs,

1027

Explain working of call by reference function invoking.

Amdocs,

1027

Give me example of derived data types.

Amdocs,

1159

How is Object Oriented Programming different from Procedure Oriented Programming?

Amdocs,

1049

How is a structure different from array ?

Amdocs,

1048

How will you compute size of a structure?

Amdocs,

1184

Implement 2 stacks with just 1 array. The stack routines must not indicate overflow unless every slot in array is used.

Amdocs,

1320

Tell me about different OOPS concepts.

Amdocs,

1002

Un-Answered Questions { Java Related }

Can we have try block without catch block?

1031

What are conditionals and its types?

1146

Where is the singleton class used?

1031

Describe activation process?

2662

Where to set the path?

911

How do you communicate in between Applets and Servlets?

1068

What is message driven beam?

1070

What is method overloading in JAVA? Why is it not present in C ?

1103

Does spring bean provide thread safety?

441

Which version of jdk is required for netbeans 8.0 2?

865

What is use of @configuration in spring?

415

Is @override necessary?

416

What is lifetime variable?

960

Why are the methods of the math class static?

1077

How do I use a temporary destination? : BEA Weblogic

935

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