[Solved] If a user has the following ACL:kafka-acls --add --allow-principal User:carol --operation Read --topic salesWhat will happen if Carol tries to write to the 'sales' topic? | Kafka

Kafka - Security

If a user has the following ACL:

kafka-acls --add --allow-principal User:carol --operation Read --topic sales

What will happen if Carol tries to write to the 'sales' topic?

ACarol will get a permission denied error

BCarol can write messages successfully

CCarol can write only if the topic is empty

DCarol can write only during off-peak hours

Step-by-Step Solution

Solution:

Step 1: Check Carol's ACL permissions
Carol has Read permission only on the 'sales' topic.
Step 2: Understand write attempt without Write permission
Without Write permission, Carol cannot send messages and will get denied.
Final Answer:
Carol will get a permission denied error -> Option A
Quick Check:
Write without permission = denied error [OK]

Quick Trick: Read permission does not allow writing [OK]

Common Mistakes:

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