#Messaging

59 questions

What is Apache Kafka and what is it used for?Kafka#messagingJunior
What are the core concepts of Kafka (topics, partitions, brokers)?Kafka#messagingJunior
How do producers and consumers work in Kafka?Kafka#messagingJunior
How does Kafka differ from traditional message queues?Kafka#messagingJunior
How do partitions enable scalability and ordering in Kafka?Kafka#messagingJunior
What are common use cases for Kafka?Kafka#messagingJunior
What are offsets in Kafka and how do they work?Kafka#messagingJunior
What is Kafka's overall architecture?Kafka#messagingJunior
How do you produce and consume messages in Kafka (basic usage)?Kafka#messagingJunior
When should you use Kafka (and when not)?Kafka#messagingJunior
How do consumer groups work in detail?Kafka#messagingMiddle
What are Kafka's delivery semantics (at-least-once, exactly-once)?Kafka#messagingMiddle
How does replication work in Kafka?Kafka#messagingMiddle
How does data retention and storage work in Kafka?Kafka#messagingMiddle
What is Kafka Streams and stream processing?Kafka#messagingMiddle
What is Kafka Connect?Kafka#messagingMiddle
How do you monitor Kafka and handle consumer lag?Kafka#messagingMiddle
What is a schema registry and why is it important?Kafka#messagingMiddle
How do you tune Kafka for performance?Kafka#messagingSenior
How does exactly-once processing work in Kafka?Kafka#messagingSenior
How is Kafka used in event-driven architectures?Kafka#messagingSenior
What are key considerations for operating Kafka in production?Kafka#messagingSenior
What are common pitfalls and mistakes when using Kafka?Kafka#messagingSenior
How do you choose a partitioning strategy in Kafka?Kafka#messagingMiddle
How do you handle errors and failed messages in Kafka?Kafka#messagingMiddle
How do batching and compression improve Kafka throughput?Kafka#messagingMiddle
How does message ordering work in Kafka?Kafka#messagingMiddle
How does Kafka compare to alternatives (RabbitMQ, Pulsar, cloud queues)?Kafka#messagingSenior
How do you scale Kafka to handle massive throughput?Kafka#messagingSenior
How does Kafka work internally (log storage, ZooKeeper/KRaft)?Kafka#messagingSenior
What is RabbitMQ and what is it used for?RabbitMQ#messagingJunior
What are the core concepts of RabbitMQ (producers, queues, exchanges)?RabbitMQ#messagingJunior
What are the types of exchanges in RabbitMQ?RabbitMQ#messagingJunior
How do queues work in RabbitMQ?RabbitMQ#messagingJunior
How does RabbitMQ differ from Kafka?RabbitMQ#messagingJunior
How do message acknowledgments work in RabbitMQ?RabbitMQ#messagingJunior
What are common use cases for RabbitMQ?RabbitMQ#messagingJunior
How do you produce and consume messages in RabbitMQ (basic usage)?RabbitMQ#messagingJunior
What is AMQP and how does it relate to RabbitMQ?RabbitMQ#messagingJunior
When should you use RabbitMQ (and when not)?RabbitMQ#messagingJunior
What messaging patterns does RabbitMQ support?RabbitMQ#messagingMiddle
How do you ensure message reliability in RabbitMQ?RabbitMQ#messagingMiddle
What are dead letter queues in RabbitMQ?RabbitMQ#messagingMiddle
What is prefetch and how does it affect consumer behavior?RabbitMQ#messagingMiddle
How does high availability work in RabbitMQ?RabbitMQ#messagingMiddle
How do you handle errors and retries in RabbitMQ?RabbitMQ#messagingMiddle
How do message TTL and queue features work in RabbitMQ?RabbitMQ#messagingMiddle
How do you monitor and manage RabbitMQ?RabbitMQ#messagingMiddle
How do you optimize RabbitMQ performance?RabbitMQ#messagingSenior
How does clustering work in RabbitMQ?RabbitMQ#messagingSenior
How does RabbitMQ compare to other messaging systems?RabbitMQ#messagingSenior
What are best practices for using RabbitMQ in production?RabbitMQ#messagingSenior
What are publisher confirms in RabbitMQ?RabbitMQ#messagingMiddle
What is the difference between connections and channels in RabbitMQ?RabbitMQ#messagingMiddle
What are virtual hosts in RabbitMQ?RabbitMQ#messagingMiddle
How does request/reply (RPC) work in RabbitMQ?RabbitMQ#messagingMiddle
What are federation and shovel in RabbitMQ?RabbitMQ#messagingSenior
How do you scale RabbitMQ?RabbitMQ#messagingSenior
How does RabbitMQ work internally?RabbitMQ#messagingSenior