What is the difference between method overriding and overloading?

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What is difference between static variable and global variable?

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What is a super class and how super class be called?

3 Answers  

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Can we inherit inner class?

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What is complexity and its types?

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What is get () in java?

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What are event-delegation model and event-inheritance model? Which is best?

1 Answers  

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In the first round, there are 30 aptitude and 30 java questions. We are suppose to finish both the papers within 60 minutes. I cleared this round. Next was test for programming skills. In this section, Some 7 n's were asked. 1. What is the difference b/w sleep(1000) and wait(1000) 2. what is the diff b/w static block and static function? 3. Write a program to validate IP address using string tokenizer. 4. Write a program to create singleton class 5. write a function to reverse the string 6. Write a prog to print prime nos upto n. EX: If n=9, It shld print 1,2,3,5,7 7. One program on collections- Write a program to print no. of times a number is repeating in an array. EX- {1,3,1,2,5,7,3,7,34,3,8,3} It should print: 1- 2 times 3- 4 times and so on 7. Write a func to print fibonocci series After this I had technical interview, which went on for. 60 mins or so. There were qn's about multi threading, Exception handling and collection classes. Knowledge about collections was very important for the post I was interviewed for.

1 Answers   Huawei,

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What is the smallest package in Java API?

5 Answers   iGate,

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How does java pattern compile work?

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where exactly collections are usefull in realtime

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Which is better singleton or static class?

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