What is meant by class?

0 Answers  

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How to make class immutable

6 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 are the limitations for static method?

3 Answers   Greenwood,

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What is unicode?

1 Answers  

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what is the difference between HashMap and Hashtable

17 Answers   Value Labs, Virtusa,

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Is a string literal?

0 Answers  

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What is string args [] in java?

0 Answers  

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What is a Wrapper class?

14 Answers  

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how do you store phone numbers using java collections

5 Answers   Bosch, IBAB,

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What is computer compiler?

0 Answers  

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What is printwriter in java?

0 Answers  

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