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Core Java - Interview Questions and Answers for 'Linkedhashmap' - 2 question(s) found - Order By Newest

 Q1. Which of the following collections stores its elements in insertion Order ?

a. HashMap
b. TreeMap
c. LinkedHashMap
d. LinkedMap
Core Java
Ans. LinkedHashMap

  Sample Code for LinkedHashMap

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   Like         Discuss         Correct / Improve     linkedhashmap   collections   java   map


Related Questions

  Difference between HashMap and Hashtable?
  Difference between TreeMap and HashMap ?
  Can you provide some implementation of a Dictionary having large number of words ?
  What is a ConcurrentHashMap ?
 Collections.sort can only be performed on ..

a. Set
b. List
c. Map
d. Any Collection implementation
 How is Hashmap internally implemented in Java ?
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or

What are the different Java Collections Interfaces ?
  Can we use null as a key for a map collection ?
  Which of the following doesn't extend Collection interface ?


 Q2. Which Java collection class can be used to maintain the entries in the order in which they were last accessed?
Ans. LinkedHashMap

 Help us improve. Please let us know the company, where you were asked this question :   

   Like         Discuss         Correct / Improve     java   collections   hashmap   linkedhashmap


Related Questions

  Difference between HashMap and Hashtable?
  Difference between TreeMap and HashMap ?
  Can you provide some implementation of a Dictionary having large number of words ?
  What is a ConcurrentHashMap ?
 How is Hashmap internally implemented in Java ?
  Can we use null as a key for a map collection ?
  Which of the following collections stores its elements in insertion Order ?

a. HashMap
b. TreeMap
c. LinkedHashMap
d. LinkedMap
 Why HashTable has been deprecated ?
  Difference between Map and HashMap ?
  Can we add duplicate keys in a HashMap ? What will happen if we attempt to add duplicate values ?



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