जॉइन Examsbookउत्तर :
Which two method you need to implement for key Object in HashMap ?5
प्र: Which two method you need to implement for key Object in HashMap ?
- उत्तर देखेंउत्तर छिपाएं
- Workspace
उत्तर :
व्याख्या :
In order to use any object as Key in HashMap, it must implements equals and hashcode method in Java.

