최신Docker Certified Associate (DCA) - DCA무료샘플문제
문제1
A company's security policy specifies that development and production containers must run on separate nodes in a given Swarm cluster.
Can this be used to schedule containers to meet the security policy requirements?
Solution: label contraints
A company's security policy specifies that development and production containers must run on separate nodes in a given Swarm cluster.
Can this be used to schedule containers to meet the security policy requirements?
Solution: label contraints
정답: A
설명: (ExamPassdump 회원만 볼 수 있음)
문제2
A company's security policy specifies that development and production containers must run on separate nodes in a given Swarm cluster. Can this be used to schedule containers to meet the security policy requirements?
Solution.environment variables
A company's security policy specifies that development and production containers must run on separate nodes in a given Swarm cluster. Can this be used to schedule containers to meet the security policy requirements?
Solution.environment variables
정답: B
설명: (ExamPassdump 회원만 볼 수 있음)
문제3
The Kubernetes yaml shown below describes a clusterIP service.
Is this a correct statement about how this service routes requests?
Solution: Traffic sent to the IP of this service on port 80 will be routed to port 8080 in a random pod with the label app:
nginx.
The Kubernetes yaml shown below describes a clusterIP service.
Is this a correct statement about how this service routes requests?
Solution: Traffic sent to the IP of this service on port 80 will be routed to port 8080 in a random pod with the label app:
nginx.
정답: B
설명: (ExamPassdump 회원만 볼 수 있음)
문제4
Your organization has a centralized logging solution, such as Splunk.
Will this configure a Docker container to export container logs to the logging solution?
Solution: docker system events --filter splunk
Your organization has a centralized logging solution, such as Splunk.
Will this configure a Docker container to export container logs to the logging solution?
Solution: docker system events --filter splunk
정답: B
설명: (ExamPassdump 회원만 볼 수 있음)
문제5
You configure a local Docker engine to enforce content trust by setting the environment variable DOCKER_C0NTENT_TRUST=l. If myorg/myimage: 1.0 is unsigned, does Docker block this command?
Solution.docker image build, from a Dockeflle that begins FROM myorg/myimage: l1.0
You configure a local Docker engine to enforce content trust by setting the environment variable DOCKER_C0NTENT_TRUST=l. If myorg/myimage: 1.0 is unsigned, does Docker block this command?
Solution.docker image build, from a Dockeflle that begins FROM myorg/myimage: l1.0
정답: A
설명: (ExamPassdump 회원만 볼 수 있음)
문제6
You configure a local Docker engine to enforce content trust by setting the environment variable DOCKER_CONTENT_TRUST=1.
If myorg/myimage: 1.0 is unsigned, does Docker block this command?
Solution: docker image import <tarball> myorg/myimage:1.0
You configure a local Docker engine to enforce content trust by setting the environment variable DOCKER_CONTENT_TRUST=1.
If myorg/myimage: 1.0 is unsigned, does Docker block this command?
Solution: docker image import <tarball> myorg/myimage:1.0
정답: A
설명: (ExamPassdump 회원만 볼 수 있음)
문제7
You configure a local Docker engine to enforce content trust by setting the environment variable DOCKER_CONTENT_TRUST=1.
If myorg/myimage: 1.0 is unsigned, does Docker block this command?
Solution: docker container run myorg/myimage:1.0
You configure a local Docker engine to enforce content trust by setting the environment variable DOCKER_CONTENT_TRUST=1.
If myorg/myimage: 1.0 is unsigned, does Docker block this command?
Solution: docker container run myorg/myimage:1.0
정답: A
설명: (ExamPassdump 회원만 볼 수 있음)
문제8
A Kubernetes node is allocated a /26 CIDR block (64 unique IPs) for its address space.
If every pod on this node has exactly two containers in it, how many pods can this address space support on this node?
A Kubernetes node is allocated a /26 CIDR block (64 unique IPs) for its address space.
If every pod on this node has exactly two containers in it, how many pods can this address space support on this node?
정답: E
설명: (ExamPassdump 회원만 볼 수 있음)
문제9
An application image runs in multiple environments, with each environment using different certificates and ports. Is this a way to provision configuration to containers at runtime?
Solution.Create a Dockerfile for each environment, specifying ports and Docker secrets for certificates.
An application image runs in multiple environments, with each environment using different certificates and ports. Is this a way to provision configuration to containers at runtime?
Solution.Create a Dockerfile for each environment, specifying ports and Docker secrets for certificates.
정답: B
설명: (ExamPassdump 회원만 볼 수 있음)