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AWS Cloud Practitioner (CLF-C02) > EC2 Instance Storage > Flashcards

EC2 Instance Storage Flashcards

1
Q

EBS acronym

A

Elastic block store

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2
Q

EBS Volume

A

Network drive

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3
Q

EBS Volume free tier

A

30GB SSD or magnetic

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4
Q

AZ for EBS volumes

A

Has to be a specific one

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5
Q

How do you move an EBS volume to another AZ?

A

Snapshot

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6
Q

EBS Delete on Termination

A
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7
Q

Which EBS Volume is deleted on termination by default?

A

Root

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8
Q

EBS Snapshot

A

EBS volume backup

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9
Q

EBS Snapshot Archive

A

Move snapshot to cheaper archive tier (75% cheaper)

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10
Q

EBS Snapshot Archive restore time

A

24-72 hours

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11
Q

EBS Snapshot recycle bin

A

Retain deleted snapshots for a configurable period of time. 1 day to 1 year

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12
Q

AMI acronym

A

Amazon Machine Image

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13
Q

AMI

A

Custom image EC2 instance

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14
Q

Benefit of AMI

A

Preconfigured with software installed
Faster boot

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15
Q

AMI Sources (3)

A

Create your own
Public AMI
AWS Marketplace

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16
Q

EC2 Image Builder

A

Automate creation of VM’s or container images

17
Q

EC2 Image purpose

A

Automate creation, maintenance, validation, and test of EC2 AMI’s

18
Q

Who creates EC2 Builder image tests?

A

System operator

19
Q

EC2 Instance Store purpose

A

Better I/O
High performance

20
Q

EC2 Instance Store durability

A

Lost when they are stopped (ephemeral)

21
Q

EC2 Instance Store use cases

A

Buffer, Cache, Scratch. Temp content

22
Q

EFS acronym

A

Elastic File System

23
Q

EFS purpose

A

Managed NFS that can be mounted to 100’s of EC2

24
Q

EFS relies on what OS?

A

Linux only

25
Q

EFS is a glorified…

A

Shared drive

26
Q

EBS vs. EFS

A

EBS is temporary. EFS is a shared drive

27
Q

EFS-IA

A

EFS Infrequent Access

28
Q

EFS-IA Discount

A

Up to 92%

29
Q

EFS-IA purpose

A

Works like an archive for non-accessed data by policy

30
Q

What does a lifecycle policy control?

A

EFS-IA

31
Q

Who is responsible for replicating EC2 Storage data?

A

AWS

32
Q

Who is responsible for backing up EC2 Storage data?

A

Customer

33
Q

Amazon FSx

A

3rd party Managed service file system

34
Q

Amazon FSx for Windows

A

Windows native File System
Supports SMB and NTFS
Accessible on-prem

35
Q

Amazon FSx for Lustre

A

High performance storage for Linux cluster

36
Q

HPC Acronym

A

High performance computing

AWS Cloud Practitioner (CLF-C02) (21 decks)

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