
Equals and hashcode methods
Quiz
•
Computers
•
Professional Development
•
Practice Problem
•
Hard
ANIL KUMAR
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31 questions
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1.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
What is the equals and hashCode methods in Java?
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
What is the difference between the hashCode and equals methods?
3.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Which method is called first, equals or hashCode, in Java?
4.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
What is the hashCode method in Java?
5.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Why is hashCode used in Java?
6.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Can we override the equals() and hashCode() methods? How?
7.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Is hashCode faster than equals?
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