Complete Java SE 8 Developer Bootcamp - Comparator
Interactive Video
•
Information Technology (IT), Architecture
•
University
•
Practice Problem
•
Hard
Wayground Content
FREE Resource
Read more
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary purpose of the Comparable interface in Java?
To allow objects to be compared for equality
To define a natural ordering for objects
To convert objects to strings
To manage memory allocation
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does the Comparator interface differ from the Comparable interface?
Comparator is used for sorting arrays only
Comparator allows custom ordering of unrelated objects
Comparator is less flexible than Comparable
Comparator can only compare objects of the same type
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which method must be implemented when using the Comparator interface?
hashCode
compare
compareTo
equals
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the date comparison example, what does a positive result from the compare method indicate?
The first date is earlier than the second
The first date is later than the second
The dates are equal
The comparison is invalid
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a key advantage of using a Comparator over a Comparable?
It automatically sorts objects in ascending order
It requires less code to implement
It is faster than Comparable
It can compare objects of different types
Access all questions and much more by creating a free account
Create resources
Host any resource
Get auto-graded reports

Continue with Google

Continue with Email

Continue with Classlink

Continue with Clever
or continue with

Microsoft
%20(1).png)
Apple
Others
Already have an account?
Similar Resources on Wayground
Popular Resources on Wayground
15 questions
Fractions on a Number Line
Quiz
•
3rd Grade
20 questions
Equivalent Fractions
Quiz
•
3rd Grade
25 questions
Multiplication Facts
Quiz
•
5th Grade
22 questions
fractions
Quiz
•
3rd Grade
20 questions
Main Idea and Details
Quiz
•
5th Grade
20 questions
Context Clues
Quiz
•
6th Grade
15 questions
Equivalent Fractions
Quiz
•
4th Grade
20 questions
Figurative Language Review
Quiz
•
6th Grade
Discover more resources for Information Technology (IT)
12 questions
IREAD Week 4 - Review
Quiz
•
3rd Grade - University
23 questions
Subject Verb Agreement
Quiz
•
9th Grade - University
7 questions
Force and Motion
Interactive video
•
4th Grade - University
7 questions
Renewable and Nonrenewable Resources
Interactive video
•
4th Grade - University
5 questions
Poetry Interpretation
Interactive video
•
4th Grade - University
19 questions
Black History Month Trivia
Quiz
•
6th Grade - Professio...
15 questions
Review1
Quiz
•
University
15 questions
Pre1
Quiz
•
University