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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

Ans. LinkedHashMap

Sample Code for LinkedHashMap

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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

Why HashTable has been deprecated ?

How is Hashmap internally implemented in Java ?

What is the difference between List, Set and Map ?

or

What are the different Java Collections Interfaces ?

Can we use null as a key for a map collection ?

What is comparator interface used for ?

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

Ans. LinkedHashMap

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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 ?

Why HashTable has been deprecated ?

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

Difference between Map and HashMap ?

Can we add duplicate keys in a HashMap ? What will happen if we attempt to add duplicate values ?