Free Practice DataStax Apache-Cassandra-Developer-Associate Exam Questions 2025

Stay ahead with 100% Free Apache Cassandra Developer Associate Certification Apache-Cassandra-Developer-Associate Dumps Practice Questions

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Total 118 Questions | Updated On: Jun 03, 2025

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Question 1

Which is NOT true for a read repair?

A : Read repair is a process of repairing data replicas during a read request.

B : Read repair runs in the foreground as a blocking operation.

C : Read repair ensures that data in your cluster stays in sync.

D : Read repair always occurs when consistency level is ANY.

Answer: D

Question 2

What is a NOT a valid limitation for Cassandra counters?

A : Counters cannot be used for columns part of the PRIMARY KEY of a table.

B : Counter values cannot go below zero.

C : The value of a counter cannot be set.

D : A table that contains a counter can only contain counters.

Answer: B

Question 3

You have a single datacenter 10-node cluster with a replication factor of 3.

What can NOT happen on an UPDATE query for one single row, when the consistency level is set to ONE?

A : An incoming write will go only to the first node that owns the requested row.

B : Only one node can properly complete the write

C : The other two replicas can miss the write.

D : Coordinator returns control back to the client after one single write is confirmed.

Answer: A

Question 4