| Other Core Java Interview Questions |
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| Question | Asked @ | Answers |
| |
| what is finalmethod & final variable with example? | HP | 2 |
| why java does not support multiple inheritance | Mind-Tree | 14 |
| What is the difference between C++ & Java? | Syntel | 21 |
| write java code to print second max number in the array | Huawei | 9 |
| Explain break statement and continue statement? | | 3 |
| I need to know about complete topic in java's collections i
with an examples | TCS | 1 |
| what is real-time example of runtime polymorphism and
compile time polymorphism | | 1 |
| Can an object be garbage collected while it is still
reachable? | | 2 |
| How OOPS concept is achieved in Java? | JPMorgan-Chase | 4 |
| 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. | Huawei | 1 |
| types of applets?. | TCS | 3 |
| Which is not Object in Java? | Honeywell | 7 |
| Hi Friends, can u give me Real Time example for interface
and abstract class.(With Banking Example) | | 1 |
| why Runnable interface is preferable than extending the
Thread class? | Wipro | 5 |
| what is wrapper class and its uses? | | 2 |
| jdbc drivers? | Wipro | 7 |
| what is the difference between multitasking and
multithreading? | | 8 |
| what is the difference between equals method and == | Professional-Access | 11 |
| Why to give the file name same as the public class name in
java? | | 3 |
| What are the standards to place package statement within a
source code file? | | 1 |
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