Chapter 8-1 (Docker)

Chapter 8-1 (Docker)

University

11 Qs

quiz-placeholder

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Chapter 8-1 (Docker)

Chapter 8-1 (Docker)

Assessment

Quiz

Computers

University

Practice Problem

Easy

Created by

Kelly Gafford

Used 2+ times

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11 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A collection of hosts running Docker which are setup to interact with each other in a clustered configuration is called a _____

cluster
swarm
collection
group

Answer explanation

A Docker Swarm is a native clustering and orchestration tool for docker allowing you to create a cluster of Docker engines, or nodes, that work together as a singe, virtual system.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which role is responsible for the centralized management point for all Swarm hosts?

worker
swarm
manager
node

Answer explanation

This node is responsible for the centralized management point for all Swarm Hosts.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following best describes a Docker worker node in a Swarm cluster?

It stores the cluster state and performs orchestration tasks.
It executes containers and services as instructed by the manager nodes.
It acts as a load balancer, distributing traffic across the services.
It provides a graphical user interface for managing the cluster.

Answer explanation

In a Docker Swarm, worker nodes are responsible for running the actual containers that make up your applications. The receive instructions from the manager nodes about which services to run and how many replicase to maintain.

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which option will create the manager node for a Swarm?

init
ls
join
rm

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which option will add a node to a Swarm?

init
ls
join
rm

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which command will allow you to check the Swarm?

init
ls
join
rm

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The node command allows you to perform tasks on a specific node or multiple nodes.

True
False

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