Explain the difference between a List, Set, and Map.

Asked by Last Modified  

1 Answer

Learn Java

Follow 1
Answer

Please enter your answer

Vigneshwar

IT Professional with 8 years of experience in Cloud Software Development

List is an array of Objects. List maintains the inserted order. List allows duplicates Set is an array of Objects. Set doesn't maintain the inserted order. It always stores element in sorted order. Set doesn't allow Duplicate Objects. Map is a collection that stores key-value pairs. Each key is associated...
read more
List is an array of Objects.List maintains the inserted order. List allows duplicates Set is an array of Objects. Set doesn't maintain the inserted order. It always stores element in sorted order. Set doesn't allow Duplicate Objects. Map is a collection that stores key-value pairs. Each key is associated with a value, and the keys are unique within the Map. Mapallows you to retrieve values based on their keys efficiently. read less
Comments
Dislike Bookmark

Related Questions

If you want to Learn Technology of JAVA & .NET, It's better to start from the very beginning, 1. C 2. C++ 3. Data Structure 4. Core JAVA / VB.Net 5. Advance JAVA / Asp.Net "It's better to clear all the stages to achieve the Technology you want to Learn." Thanks & Regards, Prof. Jimmy Thakkar
yes you are right...... always build your building from base....so that you will be master
Jimmy
Why Java is not a Pure Object oriented Programming Language?
Bcoz java does not support - All predefined types are objects All operations performed on objects must be only through methods exposed at the objects.
Amit Kumar
0 0
View Comments9
What is the difference between Java SE, ME, EE?
Java SE is Standard Edition of Java, also known as Core Java. Anybody who wants to work with Java must learn this. And, this is used to write stand alone software with Java. . Java ME is the Micro Edition...
Sense Softech
0 0
View Comments5
Need to learn java....
You may contact me. I teach Java in great depth and with very firm building blocks.
Ajay
What are major difference between JAVA & Python? Where you would recommend to use JAVA and where need to use Python?
Python is one of the most used programming language than Java. With the recent Popularity of the Machine learning, Artificial intelligence and Data science Python takes the first place of the Top 5 programming...
Amit Kumar
0 0
View Comments5

Now ask question in any of the 1000+ Categories, and get Answers from Tutors and Trainers on UrbanPro.com

Ask a Question

Related Lessons

Spring - Dependency Injection (DI)
Spring - Dependency Injection (DI) DI is a framework which provides loose coupling in code. Here loose coupling means no hard coding of the object. Instead of hard coding, we will be injecting these object...

Gaurav Kothari

1 0
View Comments0
Java : Command Line Arguments
The parameters which are provided to the program at the command line. Eg:d:\>java a 10 20 30 Here,“java” is an interpreter, “a” is filename,10,20,30 are arguments passed to...
S

Svg Reddy

0 0
View Comments0
Java
Java is a high level language which is far better than procedural languages like C, Fortran and Pascal. Java completely stands with the principles of OOPS (Object Oriented Programming Structure). The...
A

Abhisheak Saxena

0 0
View Comments0
Easy way to remember Java keyword.
ACCESS MODIFIER ACCESS SPECIFIER abstract, assert, const, final, native, static, strictfp, super, synchronized, this, transient, void, volatile public, private, protected, default DATA...

Rohit Deshbhratar

1 0
View Comments0
Introduction to Course Content
Video about what we are going to learn throughout the Java Training Session .

Jtcindia Java Training Center

0 0
View Comments0

Recommended Articles

Java: An Object-Oriented Language

Java is the most commonly used popular programming language for the creation of web applications and platform today. Integrated Cloud Applications and Platform Services Oracle says, “Java developers worldwide has over 9 million and runs approximately 3 billion mobile phones”.  Right from its first implication as java 1.0...

Read full article >

Why Java is the Most Popular Programming Language

Designed in a flexible and user-friendly demeanor, Java is the most commonly used programming language for the creation of web applications and platform. It allows developers to “write once, run anywhere” (WORA). It is general-purpose, a high-level programming language developed by Sun Microsystem. Initially known as an...

Read full article >

Some Popular IT Courses in Current Market

In the domain of Information Technology, there is always a lot to learn and implement. However, some technologies have a relatively higher demand than the rest of the others. So here are some popular IT courses for the present and upcoming future: Cloud Computing Cloud Computing is a computing technique which is used...

Read full article >

Top 5 Reasons to Learn JavaScript

Before we start on the importance of learning JavaScript, let’s start with a short introduction on the topic. JavaScript is the most popular programming language in the world, precisely it is the language - for Computers, the Web, Servers, Smart Phone, Laptops, Mobiles, Tablets and more. And if you are a beginner or planning...

Read full article >

Find Oracle Java Certification near you
Oracle Java Certification in Bangalore
Oracle Java Certification in Hyderabad
Oracle Java Certification in Pune
Oracle Java Certification in Chennai
Oracle Java Certification in Delhi
Oracle Java Certification in Mumbai
Oracle Java Certification in Kolkata
Oracle Java Certification in Noida
Oracle Java Certification in Gurgaon
Oracle Java Certification in Ghaziabad
Online Java Training

Looking for Java Training Classes?

Learn from the Best Tutors on UrbanPro

Are you a Tutor or Training Institute?

Join UrbanPro Today to find students near you