Java 8 Interview Questions and Answers

Last updated on Feb 06, 2023
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Java 8 Interview Questions

JAVA is an open-source object-oriented programming language that is secure and robust. JAVA is the language that can run on all the platforms which support JAVA without recompilation. More than 3 billion devices run on Java. JAVA is used for developing Mobile applications, Desktop applications, Web servers, and application servers etc.JAVA was developed by James Gosling at Sun Microsystems now ORACLE in the year 1995.

The Java 8 interview questions we are mentioning below will help you to gain enough of the knowledge about Fortran.

Advantages Of Java 8
  • Introduction of Lambda Expression- first step to functional programming
  • New stream API to supports pipeline processing.
  • Optional − Emphasis on handling null values properly.
  • Nashorn Engine- Provides better performance than Rhino javascript engine.
JAVA 8
What is JAVA 8? JAVA 8 is one of the versions of JAVA programming which was released on March 18, 2014.
Latest Version Java SE 1317th September 2019
Developed By Sun Microsystems
Designed By James Gosling

Most Frequently Asked Java 8 Interview Questions

Here in this article, we will be listing frequently asked Java 8 Interview Questions and Answers with the belief that they will be helpful for you to gain higher marks. Also, to let you know that this article has been written under the guidance of industry professionals and covered all the current competencies.

Q21. Explain local datetime API in Java8?
Answer

In new data-time API, one of the class is Local Date-Time API where there is no problem of handling of the time-zones. Programmers use this API where time zones are not required. Local Date-Time API is defined in the package java.time

Q22. What do you mean by chromounits in java8?
Answer

The Chrono unit was added in Java 8 to replace those integer value that was used in old API to represent the month, day, year, etc. unit is defined in the java.time.temporal.ChronoUnit

Q23. What is type inference in Java8?
Answer

Type inference is a feature of Java that gives the capability to the compiler to seem at each method invocation and corresponding announcement to determine the type of arguments. Java provides multiplied model of type inference in Java eight

Q24. How to create a Base64 decoder in Java8?
Answer
Q25. What is the substitute of Rhino Javascript engine in Java 8?
Answer

What is JAVA 8?

JAVA 8 is one of the versions of JAVA programming language which was released on March 18, 2014. Java8 provides supports for functional programming, new JavaScript engine Nashorn, new APIs for the date and time manipulation, new streaming API, etc. Now the coding has become simple.

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