Question 1 : What is lambda expression in Java 8 ?
Answer: To know about lambda, Follow link - Lambda Expression




Question 2 : What is functional interface in Java 8 ?
Answer: To know about functional interfaces, Follow link - Java Functional Interfaces




Question 3 : What is stream/parallel stream in Java 8 ?
Answer: To know about Java Streams, Follow link - Java Streams APIs




Question 4 : What are intermidiate and terminal operations in streams in Java 8 ?
Answer: To know about intermidiate and terminal operations in streams, Follow link - Java Streams APIs




Question 5 : What is CompletionStage in Java 8 ?
Answer: To know about CompletionStage, Follow link - CompletionStage




Question 6 : What is CompletableFuture in Java 8 ?
Answer: To know about CompletableFuture, Follow link - CompletableFuture




Question 7 : How to execute multiple CompletableFuture instances in sequence in Java 8 ?
Answer: To know about serial execution of completableFutures in java, Follow link - CompletableFuture




Question 8 : How to execute multiple CompletableFuture instances in parallel in Java 8 ?
Answer: To know about parallel execution of completableFutures in java, Follow link - CompletableFuture




Top Java 8 Interview Questions.