Question 1

Which Kafka ACL configurations help restrict unauthorized data access?

Options :

A : Granting superuser privileges to all users

B : Allowing only specific users to produce messages to a topic

C : Defining ACLs based on SSL authentication

D : Restricting consumer groups from reading sensitive topics

E : Enabling unrestricted topic creation

Answer: B,C,D

Question 2

What happens if a producer sends messages to a non-existent topic with 'auto.create.topics.enable=false'?

Options :

A : The topic is automatically created

B : The messages are stored in an internal buffer

C : The producer retries until the topic is created

D : The producer request fails with an error

Answer: D

Question 3

Kafka retains messages based on which configuration setting?

Options :

A : log.retention.bytes

B : log.retention.hours

C : log.segment.bytes

D : log.cleanup.policy

Answer: B

Question 4

What is the purpose of Kafka’s 'exactly-once' semantics?

Options :

A : To guarantee that every message is delivered at least twice

B : To ensure messages are processed exactly once without duplication or loss

C : To prevent producers from sending duplicate messages

D : To optimize topic retention settings

Answer: B

Question 5

How can you verify the health of a Kafka broker?

Options :

A : Check the logs for error messages

B : Use `kafka-topics --describe` to inspect partition details

C : Monitor under-replicated partitions and ISR lag

D : All of the above

Answer: D