What are Docker registries?

Docker registries provide locations for storing and downloading images. 

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August 23, 2021, 12:20 am Interview Questions 192 Views Tagstack Curator

What is Docker Engine?

Docker daemon or Docker engine represents the server. The docker daemon and the clients should be run on the same or remote host, which can communicate through command-line client binary and full RESTf Read More

August 22, 2021, 11:54 pm Interview Questions 227 Views Tagstack Curator

What is a Docker image?

A Docker image helps in creating Docker containers. We can create the Docker image with the build command; due to this, it creates a container that starts when it begins to run. 

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August 22, 2021, 11:51 pm Interview Questions 187 Views Tagstack Curator

What is Containerization?

A containerization is a form of virtualization through which applications are run in containers (isolated user spaces) all using a shared OS.

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August 22, 2021, 10:13 pm Interview Questions 204 Views Tagstack Curator

What is Docker?

Docker is an open-source lightweight containerization technology. It has gained widespread popularity in the cloud and application packaging world. It allows you to automate the deployment of applications in lightweight and portable containers.

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August 22, 2021, 10:11 pm Interview Questions 163 Views Tagstack Curator

What is a lambda function in PHP?

A lambda function is an anonymous function in PHP used to store a variable and passed as an argument to other functions.

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August 22, 2021, 9:38 pm Interview Questions 203 Views Tagstack Curator

What is stdClass in PHP?

The stdClass is the empty class that is used to cast other types to object in PHP.

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August 22, 2021, 9:29 pm Interview Questions 230 Views Tagstack Curator

What is the difference between == and === in PHP?

The ``== `` operator casts between two different types if they are different. The `` === `` operator performs a typesafe comparison i.e. it will only return true if both operands have the same type and value.

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August 22, 2021, 9:27 pm Interview Questions 190 Views Tagstack Curator