ebs

Question 1

storage volumes that you can attach to your ec2 instances

Answer 1

Elastic Block Store

Question 2

designed for production workloads

Answer 2

EBS

Question 3

highly available and automatically replicated within a single availability zone to protect against failures

Answer 3

EBS

Question 4

Dynamically increase capacity and change the volume type with no downtime or performance impact to live systems

Answer 4

EBS

Question 5

3 iops per GB up to a max of 16000 OPS per volume

Answer 5

General Purpose (Gp2)

Question 6

good for boot volumes or development and test applications that are not latency sensitive

Answer 6

gp2

Question 7

ideal for applications that require high performance at a low cost

Answer 7

Gp3

Question 8

up to 64000 IOPS per volume 50 IOPS per GiB

Answer 8

Provisioned IOPS SSD (io1)

Question 9

volume used if you need more that 16000 IOPS

Answer 9

io1/io2

Question 10

designed for I/o intensive applications, large databases and latency sensitive workloads

Answer 10

io1/io2

Question 11

low cost hdd volume that is magnetic storage

Answer 11

Throughput Optimized HDD (st1)

Question 12

volume used for frequently accessed throughput-intenstive workloads

Answer 12

St1

Question 13

volume used for big data, data warehouses, ETL and log processing

Answer 13

st1

Question 14

volume used to maximize cost-reduction

Answer 14

cold hdd (sc1)

Question 15

volume that is good for lowest cost with performance not being a factor

Answer 15

sc1

Question 16

volume used for transactions (OLTP)

Answer 16

io1/io2

Question 17

point in time photograph of the virtual disk/volume stored in s3

Answer 17

snapshot

Question 18

only data that has been changed since your last are moved to s3

Answer 18

snapshot

Question 19

if you take a snapshot of an encrypted ebs volume the snapshot will be encrypted automatically

Answer 19

encrypted snapshots

Question 20

can only share snapshots in the region they were created in, must copy to destination region first

Answer 20

sharing snapshots

Question 21

ebs volumes will always be in the same az as the ec2 instance

Answer 21

volumes

Question 22

ebs encrypts volumes with a data key using the industry-standard AES-256 algorithm

Answer 22

ebs encryption

Question 23

used when amazon EBS encryption happens when creating enrypted volumes and snapshots

Answer 23

AWS KMS,

Question 24

instances boot much faster because the in-memory state (RAM) is preserved on persistent storage (EBS)

Answer 24

EC2 Hibernation

Question 25

volumes that cannot be stopped, if the underlying host fails, you will lose your data

Answer 25

Instance Store (ephemeral storage)

Question 26

allows you to consolidate your backups across multiple AWS services

Answer 26

AWS Backup

Question 27

suitable for OLTP and latency-sensitive applications

Answer 27

io1

Question 28

up to 64000 IOPS per volume 500 IOPS per GiB

Answer 28

io2

Question 29

HDD volume suitable for big data, data warehouses, ETL

Answer 29

st1

Question 30

volumes exist on

Answer 30

EBS

Question 31

Snapshots exist on

Answer 31

S3

Question 32

Can EBS backed instances be stopped?

Answer 32

Yes

Question 33

data that is encrypted inside the volume

Answer 33

Data at rest