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Guide for CCAAK: Confluent Certified Administrator for Apache Kafka

Quiz CCAAK: Confluent Certified Administrator for Apache Kafka

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/ 10

Quiz

1/10
Which statements are correct about partitions? (Choose two.)
Select the answer
2 correct answers
A.
A partition in Kafka will be represented by a single segment on a disk.
B.
A partition is comprised of one or more segments on a disk.
C.
All partition segments reside in a single directory on a broker disk.
D.
A partition size is determined after the largest segment on a disk.

Quiz

2/10
Which secure communication is supported between the REST proxy and REST clients?
Select the answer
1 correct answer
A.
TLS (HTTPS)
B.
MD5
C.
SCRAM
D.
Kerberos

Quiz

3/10
Which valid security protocols are included for broker listeners? (Choose three.)
Select the answer
3 correct answers
A.
PLAINTEXT
B.
SSL
C.
SASL
D.
SASL_SSL
E.
GSSAPI

Quiz

4/10
By default, what do Kafka broker network connections have?
Select the answer
1 correct answer
A.
No encryption, no authentication and no authorization
B.
Encryption, but no authentication or authorization
C.
No encryption, no authorization, but have authentication
D.
Encryption and authentication, but no authorization

Quiz

5/10
Which of the following are Kafka Connect internal topics? (Choose three.)
Select the answer
3 correct answers
A.
connect-confiqs
B.
connect-distributed
C.
connect-status
D.
connect-standalone
E.
connect-offsets

Quiz

6/10
You are using Confluent Schema Registry to provide a RESTful interface for storing and retrieving
schemas.
Which types of schemas are supported? (Choose three.)
Select the answer
3 correct answers
A.
Avro
B.
gRPC
C.
JSON
D.
Thrift
E.
Protobuf

Quiz

7/10
Multiple clients are sharing a Kafka cluster.
As an administrator, how would you ensure that Kafka resources are distributed fairly to all clients?
Select the answer
1 correct answer
A.
Quotas
B.
Consumer Groups
C.
Rebalancing
D.
ACLs

Quiz

8/10
A customer has a use case for a ksqlDB persistent query. You need to make sure that duplicate
messages are not processed and messages are not skipped.
Which property should you use?
Select the answer
1 correct answer
A.
processing.guarantee=exactly_once
B.
ksql.streams auto offset.reset=earliest
C.
ksql.streams auto.offset.reset=latest
D.
ksql.fail.on.production.error=false

Quiz

9/10
If a broker's JVM garbage collection takes too long, what can occur?
Select the answer
1 correct answer
A.
There will be a trigger of the broker's log cleaner thread.
B.
ZooKeeper believes the broker to be dead.
C.
There is backpressure to, and pausing of, Kafka clients.
D.
Log files written to disk are loaded into the page cache.

Quiz

10/10
You are managing a Kafka cluster with five brokers (broker id '0', '1','2','3','4') and three ZooKeepers.
There are 100 topics, five partitions for each topic, and replication factor three on the cluster. Broker
id ‘0’ is currently the Controller, and this broker suddenly fails.
Which statements are correct? (Choose three.)
Select the answer
3 correct answers
A.
Kafka uses ZooKeeper's ephemeral node feature to elect a controller.
B.
The Controller is responsible for electing Leaders among the partitions and replicas.
C.
The Controller uses the epoch number to prevent a split brain scenario.
D.
The broker id is used as the epoch number to prevent a split brain scenario.
E.
The number of Controllers should always be equal to the number of brokers alive in the cluster.
F.
The Controller is responsible for reassigning partitions to the consumers in a Consumer Group.
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Info quiz:

  • Quiz name:CCAAK: Confluent Certified Administrator for Apache Kafka
  • Total number of questions:54
  • Number of questions for the test:50
  • Pass score:80%

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