Java interview questions | Interfaces [Answers with examples]

Published: 14 June 2021
on channel: Acing Programming Interview

4,284

Interfaces in Java

Java Interview Questions | Interfaces [Answers with examples]

In this video we will respond to several Java interview questions which are related to interfaces.

0:00 - Intro
0:20 - What is an interface?
0:45 - Can we instantiate an interface in Java?
1:18 - Can we have method implementations in interfaces?
3:09 - Can we define constructors in interfaces?
3:40 - Can methods in interfaces be private?
4:34 - Can we define variables in interfaces?
5:06 - Can interfaces extend classes in Java?
5:31 - Can interfaces implement other interfaces in Java?
6:02 - What is a marker interface?
6:31 - What is a functional interface in Java?
7:43 - Example 1
8:09 - Example 2

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#AcingProgrammingInterview #JavaInterviewQuestions #Interfaces

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