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

Explain the selection sort algorithm and state its time complexity?

Flextronics,

1075

Give me an example of array and linked list? Where they can be used?

Ericsson,

1066

What is meant by 'bit masking' in java?

DELL,

1262

If we allocate the memory using 'new' & de-allocated using 'free' then what will happen?

CDAC,

1095

What is an interoperable application in java ?

HCL,

1063

These static constructors are correct ? class A { statc intA() { } static A(int x,int y) { } static A(int x) { } }

HCL,

1142

What is the difference between Error, defect,fault, failure and mistake?

HCL,

1256

What are assertions in java?

Impetus,

1 2249

How are java objects passed to a method and what are native methods?

Genpact,

1133

What is scope & storage allocation of global and extern variables? Explain with an example

IBS,

1097

Explain with example the concept of constant variable in java.

HCL,

1269

what is the purpose of "virtual"?

EDS,

1135

What is the reason behind using constructors and destructors?

HCL,

1116

Detail discussions on JVM, memory management and garbage collector.

Expedia,

1041

How can we make a class virtual?

Fidelity,

1186

Un-Answered Questions { Java Related }

What is floating data type?

1039

What is stateless class in java?

1004

Is java a pure object oriented language?

1015

How do you integrate hibernate with struts2 or servlet web applications?

410

What is a transactional process?

529

What is yield () in java?

932

What is array length?

1024

what type of questions asked for barclays technologies pune please send urgent

5720

Define the collection types in hibernate?

433

Why is declarative transaction management preferred in spring?

456

What are the benefits spring framework?

526

What is the purpose of t3 in weblogic server?

1025

What is aop in java?

940

How to start using spring?

588

Mention and explain the types of advice in spring?

443

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