Mobile App Now Available

Master Interviews
Anywhere, Anytime

Get the Preplance app for a seamless learning experience. Practice offline, get daily streaks, and stay ahead with real-time interview updates.

Get it on

Google Play

4.9/5 Rating on Store

Preplance

Your ultimate companion for technical interview preparation. Master algorithms, system design, and more with our curated guides and questions.

LinkedIn Instagram Facebook

Resources

Topics
Subjects
Blog
All Questions

Quick Reference

Companies
Experiences
Interview Guides
Tech Comparisons

Company

About Us
Contact
Roadmaps

Legal

Privacy Policy
Terms of Service
Account Deletion

Home
Subjects
Java
Interview Question

View subject page All Java questions

Java · Interview Question

How do abstract classes and interfaces each enable abstraction? Give a crisp contrast.

Detailed answer, explanation and code for this interview question. Ideal for Java interview preparation, coding rounds and viva questions.

Difficulty: EasyType: Subjective

Question Overview

Subject

Java

Asked in Companies

Problem Statement

How do abstract classes and interfaces each enable abstraction? Give a crisp contrast.

Explanation

Abstract classes: partial implementation + state; interfaces: contracts of behavior; since Java 8+, interfaces can have default/static methods but no instance state.

Practice Sets

This question appears in the following practice sets:

OOP Pillars

Next Question

More from Java

Master Java with our complete collection of questions, tutorials and guides.

Browse Subject View All Questions

App Only Features

ACE YOUR INTERVIEW

Get the Preplance App for the best experience. Curated question sets for top product companies.

Download App

How do abstract classes and interfaces each enable abstraction? Give a crisp contrast. - Java | Preplance Interview Prep | Preplance

Master Interviews
Anywhere, Anytime

How do abstract classes and interfaces each enable abstraction? Give a crisp contrast.

Problem Statement

Explanation

Practice Sets

Related Questions

Why is Java considered platform independent?

Pick the correct mapping:

Which area holds per-thread call frames (locals, operand stack)?

Explain the delegation model of classloaders and why it matters for security.

What does the JIT do at runtime?

More from Java

Master Interviews Anywhere, Anytime

How do abstract classes and interfaces each enable abstraction? Give a crisp contrast.

Problem Statement

Explanation

Practice Sets

Related Questions

Why is Java considered platform independent?

Pick the correct mapping:

Which area holds per-thread call frames (locals, operand stack)?

Explain the delegation model of classloaders and why it matters for security.

What does the JIT do at runtime?

More from Java

Master Interviews
Anywhere, Anytime