AWS Exam

Question 1

What is the AWS Snowball Edge?

Answer 1

a 100TB data transfer device, used to move large amounts of data into and out of AWS as a temporary storage tier with compute capacity.

Question 2

What is the AWS Snowmmobile?

Answer 2

an exabyte scale data transfer service used to move extremely large amounts of data to AWS. Up to 100 PB in a 45 foot long ruggedized shipping container pulled by a semi truck. Secure, fast, effective.

Question 3

Can snowball import to and export from S3?

Answer 3

Yes

Question 4

If you want to move large quantities of data in or out of S3, what is the best way?

Answer 4

AWS Snowball/Snowmobile

Question 5

What does the storage gateway do?

Answer 5

Connects an on-premises appliance with AWS cloud based storage

Question 6

Name the three different types of storage gateways

Answer 6

• File Gateway (NFS)
• Volume Gateway (iSCSI) for stored volumes and cached volumes
• Tape Gateway (VTL)

Question 7

IAM (Identity Access Management) consists of what?

Answer 7

• Users
• Groups
• Roles
• Policies

Question 8

What programming language are IAM policies using?

Answer 8

JSON

Question 9

What permissions do new users have by default?

Answer 9

None

Question 10

Does IAM apply to regions, or is it global?

Answer 10

Global

Question 11

What are new users assigned upon creation?

Answer 11

Access Key ID & Secret Access Keys

Question 12

What is the first thing you should do when you access AWS with your root account?

Answer 12

Setup Multifactor Authentication

Question 13

S3 is block based or object based?

Answer 13

Object based

Question 14

What is the maximum file size in S3?

Answer 14

0 to 5 TB

Question 15

Where are files stored in S3?

Answer 15

Buckets

Question 16

Can you use S3 to install an OS or Database on?

Answer 16

No

Question 17

By default, all new buckets are…

Answer 17

Private

Question 18

a Key is? (S3)

Answer 18

Name of the object

Question 19

a Value is? (S3)

Answer 19

Data, sequence of bytes

Question 20

When is Version ID used?

Answer 20

When versioning is activated

Question 21

Metadata is?

Answer 21

Data about the data your are storing

Question 22

Name 2 subresources (S3)

Answer 22

• ACL

- Torrent

Question 23

S3 consistency model

Answer 23

• Read after write consistency for PUTS of new objects

- Eventual consistency for overwrite PUTS or DELETES (takes time to propagate)

Question 24

S3 Standard storage

Answer 24

Standard storage, 99.99% availability, 11 9s durability, redundant across multiple devices and facilities. Can sustain 2 facilities loss concurrently

Question 25

S3 IA storage

Answer 25

Infrequently accessed data. Retrieval fee charged.

Question 26

S3 One Zone IA

Answer 26

Same as S3 IA, only one availability zone

Question 27

S3 Intelligent Tiering

Answer 27

Moves data to the most cost effective access tier

Question 28

S3 Glacier

Answer 28

Data archiving. Retrieval times configurable from minutes to hours

Question 29

S3 Glacier Deep Archive

Answer 29

Data archiving. Retrieval times around 12 hours

Question 30

Encryption in transit is achieved by…

Answer 30

SSL/TLS

Question 31

Encryption at rest is achieved by…

Answer 31

• S3 Managed Keys (SSE S3)
• AWS KMS (SSE KMS)
• Customer provided keys (SSE C)
• Client side encryption

Question 32

Cross region replication requirements

Answer 32

• Versioning enabled

- Regions must be unique

Question 33

Are files in an existing bucket replicated automatically when replication is activated?

Answer 33

No, only new files added after activation

Question 34

Are delete markers, individual versions replicated in CRR?

Answer 34

No

Question 35

How many S3 buckets per account by default?

Answer 35

100