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Core Java Interview Questions
Questions Answers Views Company eMail

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

3 5583

How do you load an HTML page from an Applet ?

2 3432

How do you sing an Applet ?

1541

What are the differences between Java 1.0 and Java 2.0?

1293

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

2 6909

How to do validation of the fields in any project ?

2 4820

How is rounding performed under integer division?

Satyam,

2 4058

What is "finally" keyword?

10 8428

What is 'finally' method in Exceptions?

4 6751

What is hypertext?

1 3818

What is inheritance?

Accenture, Hexaware, Syntel,

5 4677

What is interface and its use?

HCL,

8 12110

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

1 6596

what is the Use of throws exception?

2 7723

What are blocks?.

TCS,

1 2822


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Un-Answered Questions { Core Java }

How do you generate random numbers in java?

117


What is finalize()? Is finalize() similar to a destructor?

182


What is the list interface?

172


What is equlas() and hashcode() contract in java? Where does it used?

177


What is the difference between the reader/writer class hierarchy and the inputstream/outputstream class hierarchy in java programming?

172






What is the purpose of file class?

162


What is math in java?

159


What is reverse function?

145


How can we break singleton in java?

127


Can we override the overloaded method?

168


What is bufferedreader in java?

152


what is the swingutilities.invokelater(runnable) method for? : Java thread

168


What are the differences between c++ and java?

164


Explain the use of javap tool.

183


What is constructor in java ?

210