Junior — Middle
Can you list the standard data structures implemented in the Java Collections Framework?
sobes.tech AI
Answer from AI
The Java Collections Framework includes several standard data structures:
- List — an ordered list of elements that allows duplicates. Implementations:
ArrayList,LinkedList. - Set — a collection of unique elements without duplicates. Implementations:
HashSet,LinkedHashSet,TreeSet. - Queue — a collection for storing elements in a specific order of retrieval. Implementations:
LinkedList,PriorityQueue. - Deque — a double-ended queue supporting insertion and removal from both ends. Implementations:
ArrayDeque,LinkedList. - Map — a key-value mapping with unique keys. Implementations:
HashMap,LinkedHashMap,TreeMap,Hashtable.
Each data structure has its own features and is used depending on performance and functionality requirements.