Storage

Question 1

What does AWS Multi-Attach all you to do?

Answer 1

Attach the same EBS volumes to different EC2 instances

Question 2

How many EC2 instances can connect to an EBS Multi-Attached volume

Answer 2

16

Question 3

What storage type is needed for EBS Multi-attached?

Answer 3

Provisioned IOPs

Question 4

Can you attach to an EBS volume in a different AZ?

Answer 4

No

Question 5

IS EBS termination protection enabled by default?

Answer 5

No

Question 6

Are root EBS volumes deleted on termination?

Answer 6

Yes

Question 7

Can EBS volumes be extended while online?

Answer 7

Yes

Question 8

What type of volume type is the default boot volume on an EC2 instance?

Answer 8

General Purpose SSD

Question 9

What is the max IOS of EBS general purpose SSD?

Answer 9

16,000

Question 10

How many IOPS does EBS provisioned provide per volume?

Answer 10

64,000

Question 11

How many IOPS does EBS “Throughput Optimized” provide per volume?

Answer 11

500

Question 12

Purpose of EBS “Throughput Optimized”?

Answer 12

Big data, data wharehouses, log processing

Question 13

Purpose of EBS general purpose SSD?

Answer 13

Transactional workloads

Question 14

Purpose of EBS provisioned IOPS?

Answer 14

NoSQL, relational databases

Question 15

Purpose of Cold HDD?

Answer 15

Archiving

Question 16

Can you use EBS “Throughput Optimized” or “Cold HDD” as a boot volume?

Answer 16

No

Question 17

Where are EBS Snapshots stored?

Answer 17

S3

Question 18

Do EBS snapshots keep all previous points in time?

Answer 18

Yes

Question 19

If you take a snapshot of an EBS volume will it keep encryption?

Answer 19

Yes

Question 20

If you stop a server on an “Insance Store” what will happen?

Answer 20

You will lose the data

Question 21

What is a benefit of having an “Instance Store” disk?

Answer 21

The performance

Question 22

If you restart a server on an “Insance Store” what will happen?

Answer 22

You will keep your data

Question 23

When to use an “Instance Store”?

Answer 23

temporary data, distributed data, No cost

Question 24

How can you check if an EBS volume is encrypted?

Answer 24

AWS Config

Question 25

Can you share KMS Keys with other accounts once you have created the key?

Answer 25

Yes

Question 26

If you want to see available space on an EBS volume, what do you install?

Answer 26

CloudWatch Unified Agent

Question 27

Can Windows systems use EFS?

Answer 27

No

Question 28

Can you connect to EFS outside of the VPC?

Answer 28

Yes

Question 29

Does EFS get backed up?

Answer 29

Yes - by default

Question 30

How do EFS Lifecycle policies help?

Answer 30

They move older data to "Infrequent storage"

Question 31

What performance modes does EFS support

Answer 31

General and Max I/O

Question 32

What EFS throughput mode scales with the system?

Answer 32

Bursting

Question 33

What EFS throughput mode is fixed

Answer 33

Provisioned

Question 34

Does EFS encrypt data at rest and transit?

Answer 34

Yes