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MyACG - SysOps Administrator Associate > Introduction to CloudFormation > Flashcards

Introduction to CloudFormation Flashcards

1
Q

What is CloudFormation

A

A service that allows you to manage, configure and provision your AWS infrastructure as code.

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2
Q

How are resourced defined in CloudFormation?

A

In the CloudFormation template

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3
Q

How does CloudFormation use the template to create resources?

A

It interprets the template and makes appropriate API calls to create the resources defined.

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4
Q

Which notation languages does CloudFormation support?

A

YAML

JSON

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5
Q

What does YAML stand for?

A

YAML Ain’t Markup Language

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6
Q

What does JSON stand for?

A

Javascript Object Notation

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7
Q

Does AWS charge to use CloudFormation?

A

No. Only the resources created are charged.

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8
Q

Can Cloudformation be used to manage updates and dependencies?

A

Yes

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9
Q

In addition to creating a stack, can CloudFormation be used to roll back the entire stack?

A

Yes

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10
Q

From where does CloudFormation read your template?

A

S3

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11
Q

What do we call the resulting set of resources from deploying a template?

A

Stack - In IT, all of the technologies and resources used to deploy an application is called a “stack”.

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12
Q

What is the minimum mandatory section of a CloudFormation template?

A

The Resources section.

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13
Q

What is currently the only accepted template format version for CloudFormation?

A

AWSTemplateFormatVersion: “2010-09-09”

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14
Q

What is the Metadata section of a CloudFormation script?

A

Data about data. This section can either be simple, and just defining information about the stack, or very complex in defining what should be done within the resource.

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15
Q

What is the parameters section of CloudFormation script?

A

Defines inputs to be used by script variables. These include default inputs, or user defined inputs collected at deployment.

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16
Q

What is the Conditions section of a CloudFormation script?

A

This defines conditional actions to be taken depending on other parameters.

17
Q

What is the Mappings section of a CloudFormation script?

A

Allows you to set values based on inputs. For example, set an AMI based on a region.

18
Q

What is the Transform section in a CloudFormation script?

A

Allows you to use snippets of code outside the main AWS template.

19
Q

What is the Resources section of the CloudFormation template?

A

This is where AWS resources such as EC2 instances are defined.

20
Q

What is the Output section of a CloudFormation template?

A

Allows CloudFormation to record specified outputs for later use by other CloudFormation scripts.

MyACG - SysOps Administrator Associate (62 decks)

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