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,

1438

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

Global Logic,

981

Is Constructor possible in abstract class in java ?

HCL,

1056

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

Genpact,

997

What is the Concept of Encapsulation in OOPS

HCL,

993

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

HCL,

1123

State differences between C and Java?

Deloitte, JPMorgan Chase,

1202

Differentiate storage classes on the basis of their scope?

Fidelity,

1171

What are "class access modifiers" in Java?

Genpact,

1124

How are multiple inheritances done in Java?

Atos Origin,

1134

Can we force garbage collector to run ?

B-Ways TecnoSoft,

1051

What is the difference between overriding and overloading in OOPS.

Axtria, ITC Indian Tobacco Company,

1155

What do you mean Abstraction in java?

Aspire, Infogain,

1086

What is meant by 'Class access modifiers'?

HCL,

1042

Compare Mutex and Semaphore in java.

Ciena,

1001

Un-Answered Questions { Java Related }

Why orm is required?

362

What do you mean by hibernate configuration file?

408

Explain the difference between servletconfig and servletcontext in servlet?

1033

What is the file extension for java?

1068

Explain the difference between dynamic and non-dynamic changes in the console?

1053

How many types of spring scopes are there?

406

What is the fastest type of JDBC driver?

1053

What is hibernate validator framework?

562

What are different types of ResultSet?

1057

What is the use of show_sql in hibernate?

452

How do I enable debugging for the messaging bridge? : BEA Weblogic

947

What are the different types of advices?

482

What is the purpose of a default constructor?

1095

What is transaction management in spring? Explain the different types of transaction management.

427

Explain about resetcontentdescripter node?

834

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