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下記はDocker DCA試験問題集は実際の試験問題のバージョンの一部です。 Docker Certified DCA問題集 は実際の試験問題バージョンには191問になります。すべての実際の試験問題は、勉強者が最初の試みで成功することを保証できます。DCA問題集の実際の試験問題でDocker試験に不合格になった場合、全額で支払い手数料の払い戻しを受けられます。実際の試験問題をトレーニングしたいでしょうか？ では、トレーニングしましょう！

 DCAフルバージョンを入手

問題#1

Which set of commands can identify the publishd port(s) for a container? (Choose 1.)

A. 'docker port inspect', 'docker container inspect'
B. 'docker container inspect', docker port'
C. 'docker info’, ‘docker network inspect'
D. 'docker network inspect’, ‘docker port'

問題#2

What behavior is expected when a service is created with the following command:
'docker service create --publish 8000:80 nginx'

A. All nodes in the cluster will listen on port 8080 and forward to port 80 in the container.
B. Only a single node in the cluster will listen on port 8080 and forward to port 80 in the container.
C. All nodes in the cluster will listen on port 80 and forward to port 8080 in the container.
D. Only a single node in the cluster will listen on port 80 and forward to port 8080 in the container.

問題#3

Which of the following is true about using the '-P' option when creating a new container?

A. Docker binds each exposed container port to a random port on all the host's interface
B. Docker gives extended privileges to the container.
C. Docker binds each exposed container port to a random port on a specified host interface
D. Docker binds each exposed container port with the same port on the host

問題#4

Which of the following commands will create a swarm service which only listens on port 53 using the UDP protocol?

A. docker service create --name dns-cache -p 53:53/udp dns-cache
B. docker service create --name dns-cache -p 53:53 --service udp dns-cache
C. docker service create --name dns-cache -p 53:53 ..constraint networking.protocol.udp=true dns-cache
D. docker service create --name dns-cache -p 53:53 --udp dns-cache

問題#5

Which of the following commands will ensure that overlay traffic between service tasks is encrypted?

A. docker service create --network <network-name> --secure <service-name>
B. docker network create -d overlay --secure <network-name>
C. docker network create -d overlay -o encrypted=true <network-name>
D. docker service create --network <network-name> --encrypted <service-name>

試験コード: DCA問題数量: 191 Q&As更新時間:  2026-10-06

  DCAフルバージョンを入手
 約DCA質問

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