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 7596

How do you load an HTML page from an Applet ?

2 4954

How do you sing an Applet ?

2428

What are the differences between Java 1.0 and Java 2.0?

2212

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

2 8868

How to do validation of the fields in any project ?

2 6510

How is rounding performed under integer division?

Satyam,

2 6022

What is "finally" keyword?

10 13073

What is 'finally' method in Exceptions?

4 9226

What is hypertext?

1 5131

What is inheritance?

Accenture, Hexaware, Syntel,

5 8752

What is interface and its use?

HCL,

8 16239

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

1 7858

what is the Use of throws exception?

2 9357

What are blocks?.

TCS,

1 4435

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Un-Answered Questions { Core Java }

Which api is provided by java for operations on set of objects?

1410

Why is stringbuffer called mutable?

942

Convert a BST into a DLL and DLL to BST in place.

1073

What are java annotations?

1083

What is the difference between serializable and externalizable interface?

1041

How would you dynamically allocate memory to an array?

1001

What is a container in a gui?

937

What does singleton class mean?

921

What is a treeset in java?

997

What does s mean in regex?

966

What is string example?

1004

What are "methods" and "fields"?

979

What is public static?

987

What is floor math?

926

Which is bigger float or double?

927

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