S3

Question 1

S3 versioning is enabled by default.

a) True
b) False

Answer 1

False

Question 2

S3 Versioning stores all versions including deletes

a) True
b) False

Answer 2

True

Question 3

(Info) How do you prevent accidental deletes.

Answer 3

Enable MFA

Question 4

Cross region replication requires versioning to be enabled.

a) True
b) False

Answer 4

True

Question 5

Existing objects be replicated if you enable cross region replication.

a) True
b) False

Answer 5

False

Question 6

(Info)What are couple of use cases of Amazon S3 Cross-Region Replication (CRR)?

1) To provide lower-latency data access in different geographic regions.
2) CRR can also help if you have a compliance requirement to store copies of data hundreds of miles apart.

Answer 6

1) To provide lower-latency data access in different geographic regions.
2) CRR can also help if you have a compliance requirement to store copies of data hundreds of miles apart.

Question 7

Versioning must be enabled for both the source and destination buckets to enable CRR

a) True
b) False

Answer 7

True

Question 8

To enable CRR regions must be unique

a) True
b) False

Answer 8

True

Question 9

(Info): How do put data into S3 Standard-IA?

Answer 9

There are two ways to get data into S3 Standard-IA.

1) You can directly PUT into S3 Standard-IA by specifying STANDARD_IA in the x-amz-storage-class header.
2) You can also set Lifecycle policies to transition objects from the S3 Standard to the S3 Standard-IA storage class.

Question 10

Data that is deleted from S3 Standard-IA within 30 days will be charged for a full 30 days

1) True
2) False

Answer 10

True

Question 11

S3 supports ___ availability.

a) 99.9%
b) 99.99%
c) 99.999999999%
d) 100%

Answer 11

b) 99.99%

Question 12

S3 supports ___ durability.

a) 99.9%
b) 99.999999999%
c) 99.99%
d) 100%

Answer 12

b) 99.999999999%

Question 13

Check all that apply. Which are valid classes of S3

a) Standard S3
b) S3 - IA (Infrequently accessed)
c) S3 - One Zone IA
d) Reduce Redundancy Storage
e) Glacier
f) S3 - Intelligent Tiering

Answer 13

All are valid options

Question 14

How much time does it take to restore data from Glacier

1) 2 hrs
2) 3-5 hrs.
3) 24 hrs
4) 1 Month

Answer 14

2) 3-5 hrs.

Question 15

For which of the following will you not be charged in S3

1) Storage per GB
2) Data transfer into S3
3) Data transfer out of S3
4) Transfer Acceleration

Answer 15

2) Data transfer into S3

Question 16

s3 is __ based

a) Object based.
b) Block

Answer 16

a) Object based.

Question 17

What is the max size of files that can be stored in S3

1) 100 MB
2) 5TB

Answer 17

2) 5TB

Question 18

S3 is read after write consistent

1) True
2) False

Answer 18

True

Question 19

S3 Updates are eventually consistent

1) True
2) False

Answer 19

True

Question 20

Select all that apply. You can set up access control to your bucket using

1) Bucket Policies
2) Access Control List

Answer 20

1) Bucket Policies

2) Access Control List

Question 21

Access Control Lists are applied at bucket level

1) True
2) False

Answer 21

False