What are exception handling keywords in java?

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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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Brief the life cycle of an applet.

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what do you understand by synchronization? : Java thread

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What are unchecked exceptions in java?

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Difference between Reader/Writer and InputStream/Output Stream?

9 Answers   Adobe, Kirusa, Verizon,

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What types of index data structures can you have in java?

0 Answers   Tech Mahindra,

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what is the full form of java

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How to display all the prime numbers between 1 and n (n is the number, get the input from user)

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What are the library functions in java?

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what is business objects?

2 Answers  

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Define how can we find the actual size of an object on the heap?

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