You want to allow user 'frank' to produce messages to any topic starting with 'logs-'. Which ACL command should you use?

hard📝 Application Q8 of 15

Kafka - Security

Akafka-acls --add --allow-principal User:frank --operation Write --topic logs-*

Bkafka-acls --add --allow-principal User:frank --operation Write --topic logs-

Ckafka-acls --add --allow-principal User:frank --operation Write --topic logs

Dkafka-acls --add --allow-principal User:frank --operation Write --topic logs*

Step-by-Step Solution

Solution:

Step 1: Understand wildcard usage in topic names
Kafka supports '*' as a wildcard to match multiple topics with a prefix.
Step 2: Choose command with correct wildcard
logs-* matches all topics starting with 'logs-'. Other options do not use wildcard properly.
Final Answer:
kafka-acls --add --allow-principal User:frank --operation Write --topic logs-* -> Option A
Quick Check:
Use '*' wildcard for topic prefixes [OK]

Quick Trick: Use '*' to match topic name patterns [OK]

Common Mistakes:

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