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

Core Java Interview Questions

Questions Answers Views Company eMail

How do you compare two strings? any predefined method for this?

3 7739

How do you load an HTML page from an Applet ?

2 5068

How do you sing an Applet ?

2461

What are the differences between Java 1.0 and Java 2.0?

2280

How does a try statement determine which catch clause should be used to handle an exception?

2 8978

How to do validation of the fields in any project ?

2 6642

How is rounding performed under integer division?

Satyam,

2 6153

What is "finally" keyword?

10 13456

What is 'finally' method in Exceptions?

4 9434

What is hypertext?

1 5229

What is inheritance?

Accenture, Hexaware, Syntel,

5 9029

What is interface and its use?

HCL,

8 16553

How many bits are allocated to represent character of character sets - Unicode, ASCII, UTF-16, UTF-8?

1 7945

what is the Use of throws exception?

2 9510

What are blocks?.

TCS,

1 4514

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Un-Answered Questions { Core Java }

What is anagram in java?

934

What is overloading and overriding in java?

1229

What are disadvantages of java?

1000

Why runnable interface is used in java?

1137

Can we use a default constructor of a class even if an explicit constructor is defined?

1106

What are data types in oop?

1036

How many types of threads are there in java?

1061

What is a lightweight component?

1025

Is a method a procedure?

1056

What is an argument in java?

941

what r advatages of websphere? & how to deploy?

2196

Is main a function?

1061

What is the effect of keeping a constructor private?

951

what invokes a threads run() method? : Java thread

1017

What is a parameter in matrices?

1054

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