Core Java Interview Questions
Questions Answers Views Company eMail

finalize() method?

5 9445

What is the use of bin and lib in JDK?

TCS,

8 31818

What are Transient and Volatile Modifiers?

SAP Labs, TUP Manila,

3 14017

Difference between this(), super()?

College School Exams Tests, Oracle,

12 32064

What is a package?

2 4911

What is casting?

3 5223

Difference between an argument and a parameter?

Accounting, HCL, IBM, Quinnox,

10 44255

Explain final, finalize() and finally?

Accenture, TCS,

11 33917

What are different types of access modifiers?

3 6773

What are Encapsulation, Polymorphism and Inheritance?

5 22922

Explain different ways of passing arguments to sub-routine?

1 4857

Difference between Superclass and Subclass?

7 45646

what modifiers are used with top-level class?

2 5025

What are inner and anonymous class?

3 5680

what is the Diff. between Access Specifiers and Access Modifiers?

BMC, Cyber Shot, Infosys, VTS, Wipro,

39 110828


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Un-Answered Questions { Core Java }

What is console based application in java?

473


What is the functionability stubs and skeletons?

610


What are decalarations?

556


What happens to the Exception object after handling an exception?

1748


what is recursion in java

521






What do you understand by looping in java? Explain the different types of loops.

500


How to use string tokenizer class.

551


What are design patterns and please explain?

509


What is the instance of an object?

497


What is the purpose of the finalize() method?

601


Can we have multiple classes in single file ?

540


What do bitwise operators do?

454


How do you escape a string?

448


Explain the available thread states in a high-level?

474


What is default exception handling in java?

515