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1Solutions Associate Architect SAA-C01 > Elastic Block Storage (EBS) and Elastic File System (EFS) > Flashcards

Elastic Block Storage (EBS) and Elastic File System (EFS) Flashcards

1
Q

You can attach multiple EBS volumes to a _____ ________

A

You can attach multiple EBS volumes to a single instance

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2
Q

What is the name of the feature that allows you to attach multiple instances to a single EBS volume?

A

Multi-Attach

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3
Q

EBS volumes must be in the same __ as the ________ they are attached to

A

EBS volumes must be in the same AZ as the instances they are attached to

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4
Q

By default, Amazon EBS root device volumes are automatically ______ when the instance ________. However, any additional non-boot EBS volumes that you attached will ______ even after the instance _________.

A

By default, Amazon EBS root device volumes are automatically deleted when the instance terminates. However, any additional non-boot EBS volumes that you attached will persist even after the instance terminates.

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5
Q

What are two limitations of HHD when compared to SSD?

Cannot be used as a _____ volume
____-______ is not supported

A

Cannot be used as a boot volume
Multi-Attach is not supported

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6
Q

AWS Data Lifecycle Manager (DLM) automates the ______, _________ and ________ of EBS snapshots and EBS-backed AMIS.

A

AWS Data Lifecycle Manager (DLM) automates the creation, retention, and deletion of EBS snapshots and EBS-backed AMIS.

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7
Q

AWS Data Lifecycle Manager (DLM) protects data by _______ a regular backup schedule.

A

AWS Data Lifecycle Manager (DLM) protects data by _______ a regular backup schedule.

enforcing

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8
Q

Data Lifecycle Manager (DLM) reduces storage costs by ________ outdated ________

A

Data Lifecycle Manager (DLM)reduces storage costs by deleting outdated backups

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9
Q

Instance Store volumes are local disks that are __________ ________ to the host computer on which an EC2 instance is running

A

Instance Store volumes are local disks that are __________ ________ to the host computer on which an EC2 instance is running

physically attached

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10
Q

What is the three types of Amazon Machine Images (AMIs)?

________ AMI: Free to use just __
_________ AMI: pay to use comes with ________ software
My AMIs: you create yourself

A

Community AMI: Free to use just OS
Marketplace AMI: pay to use comes with licensed software
My AMIs: you create yourself

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11
Q

EBS Snapshots capture a ___________ state of an instance

A

EBS Snapshots capture a point-in-time state of an instance

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12
Q

EBS Snapshots could be used to migrate a system to a new __ or _______

A

EBS Snapshots could be used to migrate a system to a new AZ or region

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13
Q

Where are EBS Snapshots stored?

A

S3

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14
Q

EBS ________ are AZ specific.

EBS ________ region-specific

A

EBS volumes are AZ specific.

EBS Snapshots region-specific

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15
Q

Amazon Elastic File System (EFS) can configure mount points in ___ or ____ AZs

A

Amazon Elastic File System (EFS) can configure mount points in one or many AZs

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16
Q

Amazon Elastic File System (EFS) can be mounted from on-premises systems ONLY if using ______ ______ or a ___ connection

A

Amazon Elastic File System (EFS) can be mounted from on-premises systems ONLY if using Direct Connect or a VPN connection

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17
Q

Amazon Elastic File System (EFS) is an elastic system that can scale up to ________ in size

A

Amazon Elastic File System (EFS) is an elastic system that can scale up to petabytes

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18
Q

The max number of EC2 instances that EFS can connect to concurrently is _____ from different ___

A

The max number of EC2 instances that EFS can connect to concurrently is 1000 from different AZs

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19
Q

EFS supports ____ ____ _____ consistency.

A

EFS supports read after write consistency.

20
Q

How can you control who can administer EFS?

A

Using IAM

21
Q

Using POSIX-compliant allows you to restrict access from hosts by ____ and _____

A

Using POSIX-compliant allows you to restrict access from hosts by user and group

22
Q

EFS security groups act as a firewall, and the ____ you add define _______ flow

A

EFS security groups act as a firewall, and the rules you add define traffic flow

23
Q

AWS Data Sync can copy files over the internet or an AWS _____ _______ connection

A

AWS Data Sync can copy files over the internet or an AWS Direct Connect connection

24
Q

AWS Data Sync copies file data and file system metadata such as (3)

A

ownership, timestamps, and access permissions

25
Q

What is the name of the fully managed Microsoft Windows file system in AWS?

A

Amazon FSx

26
Q

Amazon FSx for Lustre is a high-performance file system optimized for processing workloads like: (4)

  • *________** Learning
  • *_____** Processing
  • *________** Modeling
  • *____**-Performance Computing
A
  • *Machine** Learning
  • *Video** Processing
  • *Financial** Modeling
  • *High**-Performance Computing
27
Q

AWS Storage Gateway provides a _______ on-premises ____ server

A

AWS Storage Gateway provides a virtual on-premises file server

28
Q

AWS Storage Gateway two volume modes are called:

A

Cached volume mode
Stores volume mode

29
Q

SSD Volume: gp2 is a general-purpose SSD that is suitable for ____ disks and ________ application

You get up to ______ IOPS per volume

A

SSD Volume: gp2 is a general-purpose SSD that is suitable for boot disks and general application

You get up to 16,000 IOPS per volume

30
Q

EBS SSD Volume io1 is suitable for what two scenarios?

______ Transaction Processing and _______ -sensitive applications

A

Online Transaction Processing (OLTP) and latency-sensitive applications

31
Q

EBS SSD Volume io1 gets up to ______ IOPS per volume It is also the most __________ of the SSD volume options available.

A

EBS SSD Volume io1 gets up to 64,000 IOPS per volume It is also the most expensive of the SSD volume options available.

32
Q

You can share snapshots between AWS ______ and ______, but first, you need to ____ that snapshot to the target _____.

A

You can share snapshots between AWS accounts and regions, but first, you need to copy that snapshot to the target region.

33
Q

Should your need for EBS volumes change after being launched what options are available to you?

A

You can resize and change volume types at will.

34
Q

Instance store volumes are also called _________ storage

A

Instance store volumes are also called ephemeral storage

35
Q

Amazon FSx replicates data within an ____________ ____

A

Amazon FSx replicates data within an Availability Zone

36
Q

EBS Snapshots could be used to convert an ___________ volume to an _________ volume

A

EBS Snapshots could be used to convert an unencrypted volume to an encrypted volume

37
Q

What are the 4 steps to Encrypt and Unencrypted EBS Volume?

Create a ________ of the unencrypted volume

Create a ____ of the ________ and select ______ option

Create an ___ from the ________ ________

Use __ to launch the newly ________ instance

A

Create a snapshot of the unencrypted volume

Create a copy of the snapshot and select encrypt option

Create an AMI from the encrypted snapshot

Use AMI to launch the newly encrypted instance

38
Q

EC2 Hibernation preserves the __-________ ____on persistent storage (EBS)

A

EC2 Hibernation preserves the in-memory RAM on persistent storage (EBS)

39
Q

Why does EC2 Hibernation result in a faster boot-up?

A

You don’t need to reload the OS

40
Q

What is the longest an instance can be left in Hibernation?

A

60 Days

41
Q

EC2 Hibernation applies to which instance families?

A

On-Demand, Reserved

42
Q

EFS is when you need highly distributed and highly resistant storage for _____ instances
and _____-_____ applications

A

EFS is when you need highly distributed and highly resistant storage for Linux instances
and Linux-based applications

43
Q

AWS Storage Gateway

When using Stores volume mode the entire data set is stored on-site and is _____________ backed up to S3 via ____________ EBS snapshots

A

AWS Storage Gateway

Stores volume mode- the entire data set is stored on-site and is asynchronously backed up to S3 via incremental EBS snapshots

44
Q

AWS Storage Gateway

When using Cached volume mode the entire dataset is stored on S3 and a cache of the most frequently ______ ____ is cached on-site

A

AWS Storage Gateway

Cached volume mode: The entire dataset is stored on S3 and a cache of the most frequently accessed data is cached on-site

45
Q

Amazon FSx for Windows is best suited when you need ________ storage for ________-_____ applications like SharePoint, ___ Server, _____spaces, or any other native Microsoft application

A

Amazon FSx for Windows is best suited when you need centralized storage for Windows-based applications like SharePoint, SQL Server, Workspaces, or any other native Microsoft application

46
Q

AWS Data Sync provides a fast and simple way to securely sync existing ____ systems into ____

A

AWS Data Sync provides a fast and simple way to securely sync existing file systems into EFS

1Solutions Associate Architect SAA-C01 (16 decks)

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