What is List interface
Techi Works What is List interface Answer: public interface List extends Collection List is ordered Collection (also…
Read MoreAdvantages of ArrayList over Arrays
Advantages of ArrayList over Arrays Answer: Below are points: ArrayList Arrays ArrayList is dynamically grows…
Read MoreHow you decide when use ArrayList and LinkedList
How you decide when use ArrayList and LinkedList Answer: Below are points when ArrayList or…
Read MoreWhy insertion deletion ArrayList slow compared to LinkedList
Why insertion deletion ArrayList slow compared to LinkedList Answer: Below are theoretical answer: ArrayList is…
Read MoreConvert ArrayList to Arrays
Convert ArrayList to Arrays Answer: Many time in programming situation arises to convert ArrayList to…
Read MoreDifference ArrayList Vector
Difference ArrayList Vector Answer: Below are differences: ArrayList Vector ArrayList is not synchronized (Not thread…
Read MoreDifference between ArrayList HashMap
Difference between ArrayList HashMap Answer: Below are differences:
Read MoreHow Hashtable internally maintain key value pairs
How Hashtable internally maintain key value pairs Answer: public class Hashtable<K,V> extends Dictionary<K,V> implements Map<K,V>,…
Read MoreDifference between HashSet HashMap
Difference between HashSet HashMap Answer: Below are the differences:
Read MoreWhat is TreeMap
What is TreeMap Answer: public class TreeMap<K,V> extends AbstractMap<K,V> implements NavigableMap<K,V>, Cloneable, Serializable In java…
Read More