Java 8 Optional Interview Questions and Answers | Master Optional in Java 8: Complete Guide In Hindi

In this video of code decode we have covered Java 8 Optional class Interview Questions and Answers for freshers and experienced Java 8 Optional Interview Questions and Answers Optionals In Java - Simple Tutorial Full tutorial on Optionals in Java! Java Streams (Stream API in Java) #optionalclass #stream #mapvsflatmap #java #javastreams #funtional #functionalprogramming #javainhindi #java8 #java8feature #filterInStream Java Stream API Lambda Expression Functional Interface Stream API Enable Functional Programming Object oriented Procedural Oriented Multiparadigm Building Blocks of Object oriented:- Object, class ,Encapsulation etc. Functional Programming: - It is a new style of coding for java development where we can pass function as a parameter to the method. Till JDk1.7 Java is Object Oriented only From Jdk1.8 now java became Multiparadigm programming language (Functional Programming Object oriented) Every Programming methodology have some building block like object Object orient have have some (Object, class ,Encapsulation ) and for Functional Programming (Lambda Expression, Functional Interface, Stream API) Advantage: - Very concise code Increase Code Readability IOStream : It is the part of I/O What Is Stream: - In general – flow of anything, flow of data in the form bytes. What is stream API in java It represents sequence of objects derived from source (Arrays, Collection, I/O Resources etc.) It is used to process the data from various sources like Arrays, Collection, I/O Resources Stream Api is divided into two parts: - 1. Sequential stream 2. Parallel Stream Operation on Stream: - 1. Intermediate Operation (filter (), map(), sorted(), distinct( etc..) 2. Terminal Operation ( forEach(), collect(), reduce() , count() etc. ) Stay tuned with me for more upcoming Videos, don't forget to subscribe my YouTube Channel and share your valuable comments in Comment section down below, i'll be happy t o help you all, your Surya ☺ Important Videos: ➡️ https://www.youtube.com/watch?v=PsPKoPSkqxk&list=PLnfapp4Woqprr2X5gJTBA5PaFsf9d0g9K&ab_channel=AndroJavaTech4U ➡️ https://youtu.be/dDfgiADWgbE ➡️ https://youtu.be/dDfgiADWgbE ➡️ https://www.youtube.com/watch?v=2EgbC42k5xE&ab_channel=AndroJavaTech4U Important Playlist: ➡️ https://www.youtube.com/watch?v=eoufkB4fw1E&list=PLnfapp4Woqpp6DMiUgOQc-LeLV2Rosj-L&pp=gAQBiAQB ➡️ https://www.youtube.com/watch?v=EinNCREI6pU&list=PLnfapp4Woqprg0P3w8LNjWasni0_-oreZ&pp=gAQBiAQB ➡️ https://www.youtube.com/watch?v=7WW4t2LRNE0&list=PLnfapp4Woqpo0QDKTi692dveQJAW-GzB9&pp=gAQBiAQB ➡️ https://www.youtube.com/watch?v=TYzWSWAQhDg&list=PLnfapp4Woqprxl6N1r4Gkq87Lkn-IEZ0z&ab_channel=AndroJavaTech4U ➡️ https://www.youtube.com/watch?v=OM6szbk_6Do&list=PLnfapp4WoqppEpg0_pmq2vnuuxorkEqr0&pp=gAQBiAQB Connect on Socials (FOLLOW ME ON) Facebook 👉 https://www.facebook.com/AndroJavaTech4u Twitter 👉 https://twitter.com/AndroJavaTech4U Google Plus 👉 https://plus.google.com/u/0/+AndroJavaTech4U LinkedIn: 👉 https://www.linkedin.com/in/androjavatech4u Telegram 👉 https://telegram.me/AndroJavaTech4u Whtats App 👉 https://whatsapp.com/channel/0029Va9r6ZO2kNFkGq6OTM2