What is an interface in Java?

Asked by Last Modified  

3 Answers

Learn Java

Follow 1
Answer

Please enter your answer

ADM IT Solutions

interface in Java is a blueprint of a class. It has static constants and abstract methods. The interface in Java is a mechanism to achieve abstraction.
Comments
Dislike Bookmark

It is a collection of abstract methods. A class implements an interface
Comments
Dislike Bookmark

Love to mentor jee and neet student, experienced in school student mentoring.

Interface is a collection of abstract methods. abstract means that incomplete, therefore abstract method is a method with only signature, without body. Whatever the methods declared in the interface get implented by their implenting class. It is the prime duty of implenting class to give body to the...
read more
Interface is a collection of abstract methods. abstract means that incomplete, therefore abstract method is a method with only signature, without body. Whatever the methods declared in the interface get implented by their implenting class. It is the prime duty of implenting class to give body to the abstract method of interface. Implementing class may have their own extra methods as well. read less
Comments
Dislike Bookmark

View 1 more Answers

Related Questions

I want to know what are the differences between runnable and thread class implementation except they are class and interface and how to decide which is better at what time ...
Thread vs. Runnable in Java 1) Java doesn't support multiple inheritance, which means you can only extend one class in Java so once you extended Thread class you lost your chance and can not extend...
Ankit Garg
What is the use of the "this" keyword in Java?
'this' refer the current instance of a class. You can get and set data members of current object using 'this' prefix inside there class data type.
Deepak
0 0
9
How many years of experience should a good Java trainer need?
Minimum 4 years, actually it depends how much exposure you got and how you worked in project(s)
Nayan
0 0
5
What's New in JDK 8 ?
1.Lamda Expressions I started with lambda expressions as this is probably the most sought after feature in the language after probably Generics/Annotations in Java 5. 2.Generic Type changes and improvements Taking...
Ashish
Which of the following will directly stop the execution of a Thread? A. wait() B.notify() C.notifyall() D.exits synchronized code
Exits synchronized code.
Srikanth

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

Ask a Question

Related Lessons

Implementation: What Is JPA And JPA?
The basic Java framework to access the database is JDBC. Unfortunately, with JDBC, a lot of hand work is needed to convert a database query result into Java classes. JPA allows us to work with Java classes...

Jayant Kumar

0 0
0
Amazon written test for experience
For the below written test answer I defined with "*" at the end of the options NULL is the same as 0 for integer the same as blank for character * the same as 0 for integer and blank for character the...

Suresh

0 0
0
Tips of learning Java Language/Other Programming Languages
1.You should know the basic concept: If we talk about programming languages so basic concept are same in all the high level languages. So you should know the basic concept firstly then you can easily understand...
I

ICreative Solution

0 0
0
What are the JSP implicit objects ?
JSP provides Nine implicit objects by default. They are as follows with corresponding Object Type: i) out --> JspWriter ii) request -->HttpServletRequest iii) response --> HttpServletResponse iv)...

Moutasim Billah

0 0
0
JAVA Version History
Java Version History: There are many java versions that has been released. Current stable release of Java is Java SE 8. JDK Alpha and Beta (1995). JDK 1.0 (23rd Jan, 1996). JDK 1.1 (19th Feb, 1997). J2SE...

Venkatakrishna

0 0
0

Recommended Articles

Why Should You Learn Java !

Java is the most famous programming language till date. 20 years is a big time for any programming language to survive and gain strength. Java has been proved to be one of the most reliable programming languages for networked computers. source:techcentral.com Java was developed to pertain over the Internet. Over...

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 Java Training Classes near you
Java Training Classes in Bangalore
Java Training Classes in Hyderabad
Java Training Classes in Pune
Java Training Classes in Chennai
Java Training Classes in Delhi
Java Training Classes in Mumbai
Java Training Classes in Kolkata
Java Training Classes in Noida
Java Training Classes in Gurgaon
Java Training Classes 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