Apache Kafka is buzzing these days, and there are many companies using this technology. When used properly, and using the right cases, Kafka has distinct attributes making Kafka a highly attractive option to integrate data. So, companies these days are looking for aspirants who know Kafka well and can use the right cases. Though you know Kafka very well, sometimes you may not be able to do good in interviews because of missing out on the very basics or minute information. So, to help you out with it, here are a few Apache Kafka Interview Questions that will help you land a job.
It is distributed, and data is replicated with durability and availability.The performance rate is high with 100,000 messages per second. It also comes with consumer frameworks that allow reliable log data processing.
It has relatively less support for features like replication. The performance rate is 20,000 messages per second.The consumer here is FIFO based that reads from HEAD and process 1 by 1.
Each partition in Kafka has one server that plays the role of a leader, while there can be none or more servers that act as followers.
Leader performs the task of all read and write request, while the followers passively replicate the role of a leader. To ensure load balancing, one of the followers takes up the role of a leader in case of Leader failing.
By adjusting three or four properties as follows, you can successfully send large messages without encountering any exceptions.
To achieve the FIFO behavior with Kafka, follow the steps mentioned below:
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