Step 28 of 38 · Java Interview Preparation for Beginners · Stage 5: Concurrency and the JVM

Java Interview Quiz: Modern Java, Streams and Concurrency

Ten interview-style questions on functional interfaces, lazy streams, flatMap, Optional, records, thread start versus run, volatile, CompletableFuture and virtual threads.

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Java Interview Quiz: Modern Java, Streams and Concurrency

Stage 2: Object-oriented programming

Stage 3: Collections, generics and exceptions

Stage 4: Modern Java and streams

Stage 5: Concurrency and the JVM

Stage 6: Databases, Spring and testing

Stage 7: Interview practice