What are inner and anonymous class?

3 Answers  

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Is java util list serializable?

0 Answers  

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Explain the difference between comparator and comparable in java?

0 Answers  

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What is the use of generics? When was it added to the Java development Kit?

0 Answers   Impetus,

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How is rounding performed under integer division?

2 Answers   Satyam,

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When will we use class loader?

2 Answers  

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Which sort is best in java?

0 Answers  

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what do you mean by classloader in java?

0 Answers  

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How do you ensure that n threads can access n resources without deadlock?

0 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 access modifiers can be used for variables?

0 Answers  

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what is jndi?

1 Answers   TCS,

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