Quiz #3 (Docker) - CPSAT Foundation Preparation Series

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Quiz by Agile Testing Alliance

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Docker is only for Linux-based applications.

True

False

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The docker start command starts a stopped container.

True

False

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Docker is suitable for running databases.

True

False

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Docker can run on Windows, Linux, and macOS.

True

False

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Which command starts all services defined in a docker-compose.yml file?

docker start

docker-compose start

docker-compose up

docker run

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Docker containers are lightweight virtual machines.

True

False

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Which of the following statements about Docker containers is true?

Docker containers rely entirely on the host OS for their functionality.

Docker containers are completely isolated from the host OS.

Docker containers are independent of the host OS.

Docker containers can only run on Linux-based operating systems.

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Docker containers are heavier than virtual machines.

True

False

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Docker uses Kubernetes manifests.

True

False

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What is Docker Swarm?

A programming language

A containerization platform

An orchestration tool for Docker containers

A version control system

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Why should you avoid using the "latest" tag in production when working with containerization technologies like Docker?

It may lead to version conflicts and inconsistencies.

It improves security by always using the latest software versions.

It ensures optimal performance in all environments.

It simplifies the deployment process.

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Which of the following statements accurately describes the relationship between Docker containers and host hardware?

Docker containers directly access and utilize the host hardware resources.

Docker containers are isolated from the host hardware by a virtualization layer.

Docker containers run on a separate hardware layer abstracted from the host.

Docker containers communicate with the host hardware through a hypervisor.

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Docker containers can run only one process at a time.

True

False

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Which command is used to push an image to a Docker registry?

docker pull

docker commit

docker push

docker build

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Which of the following statements regarding Docker containers is true?

Docker containers must be restarted manually to apply changes.

Docker containers automatically apply changes without the need for restarting.

Docker containers require complete recreation to implement modifications.

Docker containers only update when a new version of the image is pulled.

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Docker images are built from a set of written instructions called a Dockerfile.

True

False

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Docker is built on traditional virtualization technology.

True

False

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Docker and Podman commands are mostly interchangeable.

True

False

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Docker is primarily used for containerization.

True

False

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Docker can be used for both development and production.

True

False

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