Introduction to Container Technology

What is the primary goal of Docker?

To make it possible to install and run software on any system

What are microservices in a software development context?

Fine-grained, loosely coupled services that parallelize development

What does the formula 'Namespaces + Cgroups = LXC' represent?

The foundational components of Linux containers

What is the primary benefit of decomposing an application into different smaller services in a microservices architecture?

It improves modularity and makes the application easier to understand Signup and view all the answers

What does Docker Compose primarily facilitate?

The definition and running of multi-container Docker applications Signup and view all the answers

What is the primary function of Docker Registry?

To store and distribute Docker images Signup and view all the answers

How many pulls per 6-hour period are allowed for authenticated users on Docker Hub?

200 pulls Signup and view all the answers

What command is used to login to a Docker registry with login credentials?

docker login [OPTIONS] [SERVER] Signup and view all the answers

Which tool can be used to configure authentication for pushing Docker images to Google Cloud Platform (GCP) Container Registry?

gcloud auth configure-docker Signup and view all the answers

What is the purpose of the Enhanced Service Account add-on on Docker Hub?

To increase the number of allowed image pulls per day Signup and view all the answers

What is the primary function of Docker Compose?

Defining and managing multi-container Docker applications Signup and view all the answers

What is the purpose of specifying 'depends_on' in a Docker Compose file?

To define the order in which services start Signup and view all the answers

In Docker Compose, what does 'volumes' allow you to do?

Mount host directories into the container Signup and view all the answers

What is the primary benefit of using Docker Compose to run multiple containers?

Easier orchestration of multi-container applications Signup and view all the answers

What is the main advantage of using a declarative YAML file in Docker Compose?

Avoiding a huge list of parameters when running containers Signup and view all the answers