What is the main purpose of serialization in java?
What is the disadvantage of java?
What is class forname used for?
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.
How can you handle java exceptions?
what is webservices?
What is the maximum size of array in java?
What are the important features of Java 9 release?
Is simpledateformat safe to use in the multithreaded program?
How you can force the garbage collection?
how to run servlet program between two computer through the internet ?
2 Answers Kiran Prakashan, TCS,
Static Variable can referred in non-static method?
What does the three dot emoji mean?