How do you declare an empty string?


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More Core Java Interview Questions

By what default value is an object reference declared as an instance variable?

1 Answers   Wipro,


Write an algorithm program in java for the following question.. In a VLSI design techniques,they used rectangles to design circuits. EVery rectangle is to be placed according to x,y coordinates. Check whether or not two rectangles overlap each other. Here overlapping of rectangles is acceptable, if 1) one rectangle intersect with other. 2) one rectangle fully covers other. The time of algorithm should not exceed o(n logn).

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I don’t want my class to be inherited by any other class. What should I do?

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Can vector have duplicates in java?

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What are the 3 types of loops in java?

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Why does it take so much time to access an applet having swing components the first time?

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Is string is a keyword in java?

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What is the meaning of flag day?

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how to run servlet program between two computer through the internet ?

2 Answers   Kiran Prakashan, TCS,


What is the life cycle of an Applet ?

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What is Major and importance difference between for and foreach loop ?

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How do you sort arraylist in descending order?

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