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Categories >> Software >> Java Related >> Java J2EE >> Core Java
 
 


 

 
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Question
difference between vectorlist and hash
 Question Submitted By :: Core-Java
I also faced this Question!!     Answer Posted By  
 
Answer
# 1
any one can tell me 
Is This Answer Correct ?    0 Yes 3 No
Bharat.cvrce
 

 
 
 
Other Core Java Interview Questions
 
  Question Asked @ Answers
 
How Array List can be Serialized. Polaris 7
What is Session and cookies?Explain in detail with an example? CTS 4
Are nested try statements are possible?   2
When should I use abstract classes and when should I use interfaces?   2
how to call a method in different package?   4
How multi processing is achieved in JAVA? BMC 5
7) Suppose there is Student class like class student { int age; string name; } We want to store these objects in a HashMap. Do we need to override any methods in Student class? If any which ones and why? what if i just override equals or just hashcode? what will be the results in both the cases? RBS 3
What is the difference between a Window and a Frame? ProKarma 5
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
What is the difference between java and .Net? Bosch 35
What is compile time polymorphism? Elementus-Technologies 20
What restrictions are placed on method overloading and method overriding?   5
 
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