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interview questions


Posted Date: 11 May 2008    Resource Type: Articles/Knowledge Sharing    Category: My Interview Experience

Posted By: senthil       Member Level: Bronze
Rating:     Points: 1



Which one of the following describes the OO concept of Aggregation? 1.A system of objects that implement
Which one of the following describes the OO concept of Aggregation? 1.A system of objects that implement each other 2.A system of objects that are built using each other 3.A system of objects that define each other 4.A system of objects that are not related 5.A system of objects inherited from each other
Answer:1
What are java archives?
Latest Answer: Java archive is the collection of builtinn or user define packages(.class file) ...

How is memory allocated by new ?a) In a heap b) in a stack b) both a & b c) None of these.
a)
Latest Answer: in heap ...

Class Outer{int a;Outer (){a=10;}public static void main(String args[]){final Outer o1=new Outer();Outer
Class Outer{int a;Outer (){a=10;}public static void main(String args[]){final Outer o1=new Outer();Outer o2=new Outer();class inner{inner(){o1.a=20;//allowed//o2.a=30; not allowed}}}}Why inner classes can access only final variables as illustrated? Thanks in advance!

What is aggregation and composition of objects?What is the diff between monolithic and composite object?
What is aggregation and composition of objects?What is the diff between monolithic and composite object?

What is the difference between Unicode and hash code?
Latest Answer: Unicode is used for globlization ie its support all languages its use for globlization where as hash code is a unique number which is given to object by JVM .hash code is implement by some algorithmlike:String="abc";hashcode=97*31(power)2+98*31(power)1++99*31(power)0=Some ...

What is diff between union / union all
Latest Answer: Union dosent allow duplicate valueUnion all allows duplicate value ...

Why in case of java header file name is not required ?
Latest Answer: here we are using package ...

What is a concrete classes? is java object class is concrete class?
Latest Answer: The class whose all methods have body is called as conceetclass Yes object class is concreet class ...

What is differents between object and static object?
Latest Answer: in java there is no concept of static object ...


For more details, visit http://geekinterview.com




Responses

Author: sri phani kumari    15 May 2008Member Level: Gold   Points : 2
plese clerly write the questions we are not able to understand.


Author: Vidya    22 May 2008Member Level: Diamond   Points : 2
Thanks for ur information


Author: b.thirumaya prabhu    04 Jun 2008Member Level: Gold   Points : 0
THANK YOU FOR YOUR VALUABLE INFORMATIONS.


Author: lenin    05 Jun 2008Member Level: Diamond   Points : 2
Thanks for sharing these type of information. Surely the students of computer studies will use this.
The beauty is you have given the answer , also if u explained the answers i mean with solutions, it would be delightful


Author: lenin    06 Jun 2008Member Level: Diamond   Points : 2
interesting article , buddy , continue to contribute more.
wishing gud future in ISC .
Always honesty pays
Think different
WINNERS DO NOT DO DIFFERENT THINGS, BUT THEY DO THINGS DIFFERENTLY
Always encourage the new mwmbers ..that is the energydrink for them ..me too


Author: Prasad    08 Jun 2008Member Level: Gold   Points : 1
Information is wealth. Thanks for your sharing information.


Author: shakeel ahmed    02 Jul 2008Member Level: Gold   Points : 1
hi,
you did not provide the answer for the question "What is aggregation and composition of objects?What is the diff between monolithic and composite object?". Please provide the answer for this question...


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