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

How many JVMs can run on a single machine and what is the meaning of Just-In-Time (JIT) compiler?

TCS,

1455

Given a singly linked list, determine whether it contains a loop or not without using temporary space?

Global Logic,

988

Is Constructor possible in abstract class in java ?

HCL,

1068

Give us a program to check for parenthesis matching using stack.

Genpact,

1003

What is the Concept of Encapsulation in OOPS

HCL,

1000

How can you read an integer value from the keyword when the application is runtime in java? example?

HCL,

1134

State differences between C and Java?

Deloitte, JPMorgan Chase,

1216

Differentiate storage classes on the basis of their scope?

Fidelity,

1171

What are "class access modifiers" in Java?

Genpact,

1134

How are multiple inheritances done in Java?

Atos Origin,

1144

Can we force garbage collector to run ?

B-Ways TecnoSoft,

1056

What is the difference between overriding and overloading in OOPS.

Axtria, ITC Indian Tobacco Company,

1165

What do you mean Abstraction in java?

Aspire, Infogain,

1088

What is meant by 'Class access modifiers'?

HCL,

1048

Compare Mutex and Semaphore in java.

Ciena,

1005

Un-Answered Questions { Java Related }

Explain a time server?

1046

What is use of connection pooling?

963

What is a message topic?

828

What is context param in spring?

459

Why is string buffer better than string ?

1124

What are triggers in DB? Explain their types. How do they work?

1092

Can a class have a static inner class?

1085

What is weblogic application server?

1035

What does jms stand for?

788

What is many-to-many association in hibernate?

388

What is the intersection and union methods?

1023

What is ejb home object?

1029

What is the resourcebundle class?

924

What is java util collection?

1089

Which are the elements of hibernate architecture?

413

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