Ask a Question

Do we have get(Object o) method in HashSet.

in Education by
Do we have get(Object o) method in HashSet. (a) True (b) False The question was posed to me by my school teacher while I was bunking the class. Query is from Data Structures-Set in portion java.util – The Collections Framework of Java Select the correct answer from above options Java questions and answers, Java questions pdf, Java question bank, Java questions and answers pdf, mcq on Java pdf, Java questions and solutions, Java mcq Test , Interview Java questions, Java Questions for Interview, Java MCQ (Multiple Choice Questions),Core Java Questions, Core Java MCQ,core java interview questions for experiencedcore java interview questions for 3 years experience,java programming questions,core java interview questions for freshers,java interview questions and answers for freshers, java programming questions and answers pdf, java interview questions for beginners

1 Answer

0 votes
by
 
Best answer
Correct choice is (b) False To explain: get(Object o) method is useful when we want to compare objects based on the comparison of values. HashSet does not provide any way to compare objects. It just guarantees unique objects stored in the collection.

Related questions

0 votes
Q: Which of these method of HashSet class is used to add elements to its object?
    Which of these method of HashSet class is used to add elements to its object? (a) add() (b) ... java programming questions and answers pdf, java interview questions for beginners...
asked Oct 25, 2021 in Education by JackTerrance
0 votes
Q: Set has contains(Object o) method.
    Set has contains(Object o) method. (a) True (b) False The question was posed to me by my school ... programming questions and answers pdf, java interview questions for beginners...
asked Oct 25, 2021 in Education by JackTerrance
0 votes
Q: What is the default clone of HashSet?
    What is the default clone of HashSet? (a) Deep clone (b) Shallow clone (c) Plain clone (d) ... java programming questions and answers pdf, java interview questions for beginners...
asked Oct 25, 2021 in Education by JackTerrance
0 votes
Q: What are the initial capacity and load factor of HashSet?
    What are the initial capacity and load factor of HashSet? (a) 10, 1.0 (b) 32, 0.75 (c) 16, ... , java programming questions and answers pdf, java interview questions for beginners...
asked Oct 25, 2021 in Education by JackTerrance
0 votes
Q: Which of these will happen if recursive method does not have a base case?
    Which of these will happen if recursive method does not have a base case? (a) An infinite loop ... programming questions and answers pdf, java interview questions for beginners...
asked Oct 26, 2021 in Education by JackTerrance
0 votes
Q: What happens if we put a key object in a HashMap which exists?
    What happens if we put a key object in a HashMap which exists? (a) The new object replaces the ... programming questions and answers pdf, java interview questions for beginners...
asked Oct 25, 2021 in Education by JackTerrance
0 votes
Q: How can we remove an object from ArrayList?
    How can we remove an object from ArrayList? (a) remove() method (b) using Iterator (c) remove() ... programming questions and answers pdf, java interview questions for beginners...
asked Oct 25, 2021 in Education by JackTerrance
0 votes
Q: How to get prints of shared object memory maps or heap memory maps for a given process?
    How to get prints of shared object memory maps or heap memory maps for a given process? (a) jmap ... programming questions and answers pdf, java interview questions for beginners...
asked Oct 26, 2021 in Education by JackTerrance
0 votes
Q: Which of this method of class StringBuffer is used to get the length of the sequence of characters?
    Which of this method of class StringBuffer is used to get the length of the sequence of characters? (a ... questions and answers pdf, java interview questions for beginners...
asked Oct 25, 2021 in Education by JackTerrance
0 votes
Q: Which of these method of httpd class is used to get report on each hit to HTTP server?
    Which of these method of httpd class is used to get report on each hit to HTTP server? (a) log( ... programming questions and answers pdf, java interview questions for beginners...
asked Oct 25, 2021 in Education by JackTerrance
0 votes
Q: Which keyword is used by the method to refer to the object that invoked it?
    Which keyword is used by the method to refer to the object that invoked it? (a) import (b) catch ... programming questions and answers pdf, java interview questions for beginners...
asked Oct 26, 2021 in Education by JackTerrance
0 votes
Q: Which of these method of Object class can clone an object?
    Which of these method of Object class can clone an object? (a) Objectcopy() (b) copy() (c) ... java programming questions and answers pdf, java interview questions for beginners...
asked Oct 26, 2021 in Education by JackTerrance
0 votes
Q: Which of these method of Object class is used to obtain class of an object at run time?
    Which of these method of Object class is used to obtain class of an object at run time? (a) get( ... programming questions and answers pdf, java interview questions for beginners...
asked Oct 26, 2021 in Education by JackTerrance
0 votes
Q: Which of this method of class String is used to obtain a length of String object?
    Which of this method of class String is used to obtain a length of String object? (a) get() (b ... programming questions and answers pdf, java interview questions for beginners...
asked Oct 25, 2021 in Education by JackTerrance

© Copyright 2018-2023 www.Blogmepost.com. All rights reserved. Developed by Blogmepost.

...