In this post, we will some important interview questions specifically on Java 8. Java has changed a lot over years and Java 8 has introduced many new features which you need to know when you are preparing for Java interview. Here is a list of most asked Java 8 interview questions.
Java 8 new features || Java 8 Interview Questions and Answers ( Live Demo with Examples )
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Java, originally evolved from the Oak language, was born in early 1996 with its major version as Java 1 or JDK 1.0. Java was initially designed and developed by Sir James Gosling at Sun Microsystems. Java 8 or JDK 8.0 is one of the major releases of the Java programming language in 2014. It is also known by the codename Spider. Java is an open-source project and is currently managed by Oracle Corporation.
This article would walk you through the Java 8 interview questions for freshers and experienced, scope, and opportunities. Crack your next tech interview with confidence! Take a free mock interview, get instant⚡️ feedback and recommendation
Java 8 Interview Questions for Freshers
Here are the newly added features of Java 8:
Feature Name | Description |
---|---|
Lambda expression | A function that can be shared or referred to as an object. |
Functional Interfaces | Single abstract method interface. |
Method References | Uses function as a parameter to invoke a method. |
Default method | It provides an implementation of methods within interfaces enabling Interface evolution facilities. |
Stream API | Abstract layer that provides pipeline processing of the data. |
Date Time API | New improved joda-time inspired APIs to overcome the drawbacks in previous versions |
Optional | Wrapper class to check the null values and helps in further processing based on the value. |
Nashorn, JavaScript Engine | An improvised version of JavaScript Engine that enables JavaScript executions in Java, to replace Rhino. |
What are new features which got introduced in Java 8?
There are lots of new features which were added in Java 8. Here is the list of important features:
In which programming paradigm Java 8 falls?
FAQ
Which is the best site for Java interview questions?
- What is the basic structure/syntax of a lambda expression? …
- What are the features of a lambda expression? …
- What is a type interface? …
- What are the types and common ways to use lambda expressions? …
- In Java 8, what is Method Reference? …
- What does the String::ValueOf expression mean?
How many programming questions are there in Interviewbit?
- LeetCode. LeetCode is a great and relatively new website with a huge number of questions. …
- GeeksForGeeks. …
- HackerRank. …
- Javarevisited. …
- CareerCup. …
- Code Career Blog. …
- Java67. …
- Spoj.
What is the latest feature in Java 8?