Accenture NJ mostly ask question on Collection like
1)How to sort Objcts and how treeset sort them
2)Explain mechanism of Hashcode finding in Java
3)Name some of the Sorted collection.
Answers were Sorted based on User's Feedback
Answer / aditya sharma
1)How to sort Objcts and how treeset sort them
Ans: *) We can sort objects using comparable and comparator
interface.
*) Treeset sort object using comparable interface.
2) Explain mechanism of Hashcode finding in Java
Ans:
1) Write [ java *Class name* ] = you will get class name and
hashCode no.
2) Implement the hashCode method in your class and call
hashCode method.
3) Name some of the Sorted collection.
Ans:
1) TreeSet
2) TreeMap
Is This Answer Correct ? | 11 Yes | 0 No |
Answer / guest
The answer to all this question is easy but i think they
want answer from internal mechanism how it works inside
Java!!!
You think you answered well but they will always fail you
just hate then
Is This Answer Correct ? | 1 Yes | 10 No |
class test { private static void main(String []adsf) { } } explain me that the above code is error or exception
How do you remove an element from an arraylist in java?
What is the difference between static (class) method and instance method?
where u use Abstraction and Interface in real time
What is difference between Iterator and for loop
is memory to the abstract class allocated ..or objects not instantiated
How can you reverse a string?
What is the differences between heap and stack memory in java? Explain
What is number data type?
What do you understand by copy constructor in java?
In Java why we write public static void main(String args[]) why not main()?
46 Answers Aptech, GE Healthcare, Infosys, Microsoft, New Horizon, Practical Viva Questions, TCS, Wipro,
What is t type java?